#postbrexittrade

As international trade regulations evolve, businesses must keep pace—or risk falling behind. One of the most pressing developments in cross-border trade is the EU Import Control System 2 (ICS2), a major regulatory initiative that affects anyone importing goods into the European Union.

For UK traders, adapting to ICS2 isn't optional—it's a critical compliance requirement. With the UK now operating outside the EU's customs union post-Brexit, traders are treated as non-EU entities, making compliance with ICS2 mandatory for all shipments into EU territory.

This guide explores the essential steps UK traders must take to comply with the EU Import Control System 2. From understanding HS codes and submitting pre-arrival data to assembling a knowledgeable compliance team, we’ll walk you through everything you need to know to stay compliant and avoid costly disruptions.

What Is the EU Import Control System 2 (ICS2)?

The EU Import Control System 2 is an enhanced customs pre-arrival safety and security program introduced by the European Commission. Replacing its predecessor (ICS1), ICS2 is designed to collect and analyze advanced cargo information on goods entering the EU.

The purpose of ICS2 is to:

Strengthen customs risk management

Protect EU citizens from dangerous or non-compliant goods

Enable faster customs clearance

Improve supply chain transparency

At the heart of ICS2 is the Entry Summary Declaration (ENS)—a document that must be submitted electronically before goods arrive at the EU border. This allows customs authorities to screen shipments in advance and ensure that high-risk consignments are properly assessed.

Why ICS2 Compliance Is Critical for UK Traders

Post-Brexit, the UK is classified as a third country, meaning all goods exported from the UK to the EU fall under ICS2 rules. Failure to comply with ICS2 can lead to:

Shipment delays

Additional customs checks

Fines or rejections at the border

Reputational damage

For businesses relying on timely delivery and customer satisfaction, these risks are unacceptable. That's why UK traders must take proactive steps to prepare for ICS2 compliance.

Key Compliance Requirements Under ICS2

Understanding the core components of ICS2 is the first step toward compliance. Here's what UK traders need to focus on:

1. Proper Use of HS Codes

Harmonized System (HS) codes are essential for classifying traded goods. ICS2 requires traders to provide accurate HS codes in ENS filings to help customs authorities assess the nature and potential risk of goods.

Best Practices:

Use 6-digit HS codes at minimum (some EU countries may require 8-digit).

Cross-check HS codes against EU customs databases.

Train your team to identify and update HS codes regularly, especially when new products are added to your inventory.

Incorrect or vague HS codes can result in customs delays or penalties, so accuracy is non-negotiable.

2. Pre-Arrival Data Submission (ENS Filing)

The Entry Summary Declaration (ENS) must be submitted electronically prior to goods arriving at the first EU port of entry.

ENS must include:

Shipper and consignee details

HS code and product description

Total number of packages

Mode of transport and routing information

Safety and security data

The timing of the submission depends on the mode of transport:

Air cargo: ENS must be submitted before loading at the airport of departure.

Sea freight: Must be submitted 24 hours before loading.

Road and rail: Deadlines vary but will be mandatory in ICS2 Phase 3 (2025).

Pro Tip:

Automate ENS data submissions using logistics software that connects directly to the EU Shared Trader Interface (STI) to reduce errors and ensure timeliness.

3. Critical Documentation Checklist

Besides ENS, UK traders must ensure that all supporting documentation is accurate and available. This includes:

Commercial Invoice – detailing value, origin, and buyer/seller info.

Packing List – itemized list of packages and contents.

Bill of Lading (B/L) or Air Waybill (AWB) – for transport tracking.

Export Declarations – filed with UK customs (e.g., via CDS).

Import Licenses or Certificates – if applicable for restricted goods.

Missing or mismatched documents can trigger red flags in the ICS2 system, resulting in unnecessary delays.

Assembling the Right Compliance Team

Successful ICS2 compliance requires a collaborative internal effort. Assembling the right team is crucial to manage data accuracy, system integration, and regulatory updates.

Roles to Include:

Customs Compliance Officer Oversees ICS2 regulations, HS codes, and documentation accuracy.

Logistics Manager Coordinates with carriers and freight forwarders for timely ENS submissions.

IT/System Administrator Ensures your digital infrastructure can interface with customs portals.

Operations Manager Aligns ICS2 compliance with production and shipping schedules.

External Consultant or Customs Broker (optional but recommended) Offers expert support and can manage filing obligations on your behalf.

Steps to Achieve ICS2 Readiness

1. Audit Your Supply Chain

Review all shipping routes, transport modes, and stakeholders to identify where ICS2 obligations apply. This helps map out who is responsible for submitting ENS data.

2. Clarify Responsibilities With Partners

Freight forwarders, carriers, and brokers may share responsibility for ENS filings. Clearly define who submits what, and when.

3. Upgrade Internal Systems

Implement or upgrade your Enterprise Resource Planning (ERP) or logistics software to support data automation and integration with EU systems.

4. Conduct Staff Training

Educate your logistics, customs, and sales teams about ICS2 timelines, requirements, and penalties. Consistency across departments ensures smoother compliance.

5. Test With Real Shipments

Once your systems and processes are in place, test ENS submissions using actual shipment data to identify any gaps before the regulations are fully enforced.

Future-Proofing: Preparing for ICS2 Phase 3 (2025)

ICS2 is being implemented in three major phases:

Phase 1 (2021) – Postal and express shipments via air.

Phase 2 (2023) – General air cargo.

Phase 3 (2025) – Maritime, rail, and road freight.

If you ship goods via sea, rail, or road, you’ll be impacted by Phase 3, launching in March 2025. Now is the time to prepare for broader compliance obligations and higher data accuracy requirements across all modes of transport.

Partner Recommendation: Customs Declarations UK

For UK traders seeking a reliable partner to manage ICS2 compliance, we recommend Customs Declarations UK. Their experienced team can assist with:

ENS data submissions

HS code classification

Customs documentation

Post-Brexit trade compliance

Final Thoughts

The EU Import Control System 2 represents a transformative shift in how goods enter the European Union. It’s no longer just about moving products—it’s about moving compliant data ahead of time.

For UK businesses, this means adapting to a new normal where compliance with ICS2 is essential for smooth and uninterrupted trade. By focusing on accurate HS codes, timely ENS filings, and robust documentation, traders can meet EU requirements while strengthening their own operational efficiency.

ICS2 compliance isn’t just a regulatory checkbox—it’s a business advantage. Start preparing today to stay ahead tomorrow. For seamless ICS2 compliance and expert customs support, we highly recommend partnering with Customs Declarations UK.

Author Profile:

(David Hawk)

As international trade regulations evolve, businesses must keep pace—or risk falling behind. One of the most pressing developments in cross-border trade is the EU Import Control System 2 (ICS2), a major regulatory initiative that affects anyone importing goods into the European Union.

For UK traders, adapting to ICS2 isn't optional—it's a critical compliance requirement. With the UK now operating outside the EU's customs union post-Brexit, traders are treated as non-EU entities, making compliance with ICS2 mandatory for all shipments into EU territory.

This guide explores the essential steps UK traders must take to comply with the EU Import Control System 2. From understanding HS codes and submitting pre-arrival data to assembling a knowledgeable compliance team, we’ll walk you through everything you need to know to stay compliant and avoid costly disruptions.

What Is the EU Import Control System 2 (ICS2)?

The EU Import Control System 2 is an enhanced customs pre-arrival safety and security program introduced by the European Commission. Replacing its predecessor (ICS1), ICS2 is designed to collect and analyze advanced cargo information on goods entering the EU.

The purpose of ICS2 is to:

Strengthen customs risk management

Protect EU citizens from dangerous or non-compliant goods

Enable faster customs clearance

Improve supply chain transparency

At the heart of ICS2 is the Entry Summary Declaration (ENS)—a document that must be submitted electronically before goods arrive at the EU border. This allows customs authorities to screen shipments in advance and ensure that high-risk consignments are properly assessed.

Why ICS2 Compliance Is Critical for UK Traders

Post-Brexit, the UK is classified as a third country, meaning all goods exported from the UK to the EU fall under ICS2 rules. Failure to comply with ICS2 can lead to:

Shipment delays

Additional customs checks

Fines or rejections at the border

Reputational damage

For businesses relying on timely delivery and customer satisfaction, these risks are unacceptable. That's why UK traders must take proactive steps to prepare for ICS2 compliance.

Key Compliance Requirements Under ICS2

Understanding the core components of ICS2 is the first step toward compliance. Here's what UK traders need to focus on:

1. Proper Use of HS Codes

Harmonized System (HS) codes are essential for classifying traded goods. ICS2 requires traders to provide accurate HS codes in ENS filings to help customs authorities assess the nature and potential risk of goods.

Best Practices:

Use 6-digit HS codes at minimum (some EU countries may require 8-digit).

Cross-check HS codes against EU customs databases.

Train your team to identify and update HS codes regularly, especially when new products are added to your inventory.

Incorrect or vague HS codes can result in customs delays or penalties, so accuracy is non-negotiable.

2. Pre-Arrival Data Submission (ENS Filing)

The Entry Summary Declaration (ENS) must be submitted electronically prior to goods arriving at the first EU port of entry.

ENS must include:

Shipper and consignee details

HS code and product description

Total number of packages

Mode of transport and routing information

Safety and security data

The timing of the submission depends on the mode of transport:

Air cargo: ENS must be submitted before loading at the airport of departure.

Sea freight: Must be submitted 24 hours before loading.

Road and rail: Deadlines vary but will be mandatory in ICS2 Phase 3 (2025).

Pro Tip:

Automate ENS data submissions using logistics software that connects directly to the EU Shared Trader Interface (STI) to reduce errors and ensure timeliness.

3. Critical Documentation Checklist

Besides ENS, UK traders must ensure that all supporting documentation is accurate and available. This includes:

Commercial Invoice – detailing value, origin, and buyer/seller info.

Packing List – itemized list of packages and contents.

Bill of Lading (B/L) or Air Waybill (AWB) – for transport tracking.

Export Declarations – filed with UK customs (e.g., via CDS).

Import Licenses or Certificates – if applicable for restricted goods.

Missing or mismatched documents can trigger red flags in the ICS2 system, resulting in unnecessary delays.

Assembling the Right Compliance Team

Successful ICS2 compliance requires a collaborative internal effort. Assembling the right team is crucial to manage data accuracy, system integration, and regulatory updates.

Roles to Include:

Customs Compliance Officer Oversees ICS2 regulations, HS codes, and documentation accuracy.

Logistics Manager Coordinates with carriers and freight forwarders for timely ENS submissions.

IT/System Administrator Ensures your digital infrastructure can interface with customs portals.

Operations Manager Aligns ICS2 compliance with production and shipping schedules.

External Consultant or Customs Broker (optional but recommended) Offers expert support and can manage filing obligations on your behalf.

Steps to Achieve ICS2 Readiness

1. Audit Your Supply Chain

Review all shipping routes, transport modes, and stakeholders to identify where ICS2 obligations apply. This helps map out who is responsible for submitting ENS data.

2. Clarify Responsibilities With Partners

Freight forwarders, carriers, and brokers may share responsibility for ENS filings. Clearly define who submits what, and when.

3. Upgrade Internal Systems

Implement or upgrade your Enterprise Resource Planning (ERP) or logistics software to support data automation and integration with EU systems.

4. Conduct Staff Training

Educate your logistics, customs, and sales teams about ICS2 timelines, requirements, and penalties. Consistency across departments ensures smoother compliance.

5. Test With Real Shipments

Once your systems and processes are in place, test ENS submissions using actual shipment data to identify any gaps before the regulations are fully enforced.

Future-Proofing: Preparing for ICS2 Phase 3 (2025)

ICS2 is being implemented in three major phases:

Phase 1 (2021) – Postal and express shipments via air.

Phase 2 (2023) – General air cargo.

Phase 3 (2025) – Maritime, rail, and road freight.

If you ship goods via sea, rail, or road, you’ll be impacted by Phase 3, launching in March 2025. Now is the time to prepare for broader compliance obligations and higher data accuracy requirements across all modes of transport.

Partner Recommendation: Customs Declarations UK

For UK traders seeking a reliable partner to manage ICS2 compliance, we recommend Customs Declarations UK. Their experienced team can assist with:

ENS data submissions

HS code classification

Customs documentation

Post-Brexit trade compliance

Final Thoughts

The EU Import Control System 2 represents a transformative shift in how goods enter the European Union. It’s no longer just about moving products—it’s about moving compliant data ahead of time.

For UK businesses, this means adapting to a new normal where compliance with ICS2 is essential for smooth and uninterrupted trade. By focusing on accurate HS codes, timely ENS filings, and robust documentation, traders can meet EU requirements while strengthening their own operational efficiency.

ICS2 compliance isn’t just a regulatory checkbox—it’s a business advantage. Start preparing today to stay ahead tomorrow. For seamless ICS2 compliance and expert customs support, we highly recommend partnering with Customs Declarations UK.

Author Profile:

(David Hawk)

For UK businesses involved in importing or exporting goods to the European Union, keeping up with regulatory changes has become more crucial than ever—especially in the wake of Brexit. One of the most important changes affecting global supply chains today is the introduction of the Import Control System 2 (ICS2).

This ambitious system, introduced by the European Commission, is being rolled out in multiple phases, with significant deadlines and requirements at each stage. Understanding the ICS2 implementation timeline is essential for UK traders who want to stay compliant, avoid delays, and maintain frictionless trade with EU partners.

In this article, we’ll break down the phased rollout of Import Control System 2, highlight key milestones, and offer practical guidance on how UK businesses can prepare for each phase to minimize disruption and ensure seamless operations.

What Is Import Control System 2 (ICS2)?

Import Control System 2, or ICS2, is the EU’s advanced cargo information and safety and security system, replacing the earlier ICS1. It is designed to improve customs risk management and safeguard EU citizens by collecting and analyzing pre-arrival data for goods entering the EU.

At its core, ICS2 requires businesses to submit Entry Summary Declarations (ENS) that include detailed shipment information—such as consignor, consignee, type of goods, transport details, and more—before goods physically enter the EU.

This pre-arrival data allows EU customs authorities to conduct better risk assessments and ensure that dangerous or non-compliant goods are flagged early. ICS2 supports modern supply chains with real-time visibility and data sharing, making it a crucial development in international trade.

Why ICS2 Matters for UK Businesses

Since the UK is now a third country to the EU, all UK exports to the EU are treated as international imports. This means they are fully subject to ICS2 rules. Ignoring the ICS2 requirements can result in customs delays, shipment holds, or even fines.

Whether you’re a freight forwarder, logistics company, retailer, or manufacturer, if your goods move to or through the EU, compliance with Import Control System 2 is mandatory.

ICS2 Implementation Timeline: Key Phases & Milestones

The European Commission designed ICS2 to be rolled out gradually across several years to allow businesses and customs authorities to adapt. Below is a breakdown of the phased implementation:

Phase 1: Express Carriers and Postal Operators (Launched March 15, 2021)

Scope:

Applies to postal and express carriers transporting goods by air.

Focus on shipments entering the EU requiring pre-loading and pre-arrival risk assessments.

Requirements:

Submission of pre-loading advance cargo information (PLACI).

Basic ENS data before loading cargo onto aircraft bound for the EU.

What UK Businesses Should Do:

If you use express couriers or postal services to send goods to the EU, ensure your shipping partners are ICS2 compliant.

Provide accurate product descriptions and HS codes at the time of booking to support early data submission.

Phase 2: General Air Cargo (Launched March 1, 2023 – Gradual Rollout)

Scope:

Expanded to include all air freight, including freight forwarders, logistics providers, and airlines.

Introduced more granular data requirements.

Requirements:

Full ENS filings for all air cargo shipments.

Shared responsibility among multiple actors in the supply chain (e.g., house-level and master-level data).

Key Deadlines:

March 1, 2023: Start of rollout.

Rolling deployment through 2023–2024 depending on operator readiness.

What UK Businesses Should Do:

Coordinate with your freight forwarders and air carriers to clarify who is submitting ENS data.

Update internal systems to generate and share data in formats compatible with ICS2.

Ensure your IT team understands how to connect with the Shared Trader Interface (STI).

Phase 3: Maritime, Road, and Rail (Planned for March 2025)

Scope:

Extends ICS2 requirements to sea freight, road transport, and rail shipments.

Includes logistics operators, shipping lines, and other multimodal carriers.

Requirements:

Full ENS filings similar to air cargo.

Multi-filer approach continues, requiring collaboration between supply chain actors.

What to Expect:

This phase marks the full activation of Import Control System 2 across all transport modes.

Significant impact on UK exporters using ferries, RoRo transport, and container shipping to the EU.

What UK Businesses Should Do:

Begin preparing now if you move goods via sea, rail, or road.

Update contracts and service level agreements (SLAs) with logistics partners to ensure ENS compliance.

Participate in testing and pilot programs if offered by logistics providers.

Practical Guidance for UK Businesses

To avoid disruption and maintain competitiveness, UK companies should take the following steps for each ICS2 phase:

1. Map Your Trade Flows

Understand how your goods enter the EU and through which transport modes. Identify which shipments fall under ICS2 requirements.

2. Clarify Filing Responsibilities

Determine who in your supply chain (you, your carrier, or your logistics provider) is responsible for ENS submission. Miscommunication can lead to costly delays.

3. Train Your Teams

Educate your logistics, compliance, and export departments on ICS2 filing requirements and timelines. Ensure everyone understands the role of quality data.

4. Improve Data Quality

ICS2 demands detailed and accurate data. Work on your internal data systems to ensure product descriptions, HS codes, and routing details are complete and standardized.

5. Invest in Technology

Connect to the EU’s Shared Trader Interface or ensure your logistics partners have robust APIs and automated systems for ICS2 compliance.

6. Test Early

Engage in voluntary compliance pilots or simulations offered by customs authorities or logistics companies. Early testing can smooth the transition.

Potential Risks of Non-Compliance

Failing to meet ICS2 obligations can result in:

Shipments being delayed or rejected

Additional customs scrutiny

Higher operational costs

Damage to customer relationships and brand reputation

Proactive preparation is the key to mitigating these risks.

Final Thoughts

The Import Control System 2 rollout is a significant shift in how goods are moved and cleared into the European Union. For UK businesses, it presents both a challenge and an opportunity. By understanding the ICS2 implementation timeline and preparing for each phase, companies can ensure compliance, reduce delays, and maintain strong trade relationships with the EU.

As the 2025 maritime and land transport phase approaches, now is the time to act. Investing in compliance today will pay dividends tomorrow. For tailored support and hands-on help with ICS2 compliance, we recommend working with Customs Declarations UK—experts in EU-UK trade documentation and customs clearance.

Author Profile:

(David Hawk)

ICS2 Explained: A Comprehensive Introduction for UK Businesses

As the global supply chain becomes more complex and regulated, understanding new compliance frameworks is essential—especially for UK businesses navigating post-Brexit trade. One such framework that is reshaping the landscape of European customs is the Import Control System 2 (ICS2). Designed by the European Union (EU), ICS2 is the next-generation customs pre-arrival security and safety programme, replacing its predecessor, ICS1.

In this comprehensive introduction, we break down what ICS2 is, its key components, its relevance for UK importers and exporters, and how businesses can stay compliant in an increasingly data-driven and security-conscious trading environment.

What Is ICS2?

ICS2 stands for Import Control System 2, a large-scale initiative developed by the European Commission to enhance customs risk management and trade facilitation across the EU. Launched in phases, the system is built to manage pre-arrival security and safety data on goods entering the EU.

ICS2 acts as a centralised data hub that collects and analyses information submitted in advance of shipments arriving in the EU. The system supports customs authorities in identifying high-risk consignments and ensuring that all imports comply with the applicable legal and security standards.

Purpose of ICS2

The core objective of ICS2 is to improve:

Border security

Customs efficiency

Risk identification

Compliance with international trade law

Unlike ICS1, which had limited functionality and scope, ICS2 is designed to handle real-time, granular data exchange among customs authorities, logistics providers, and businesses. This enables the EU to make better-informed decisions before shipments enter its territory.

Key Components of ICS2

ICS2 revolves around the mandatory filing of Entry Summary Declarations (ENS). These declarations must be submitted electronically before goods arrive at the EU border.

Entry Summary Declaration (ENS)

ENS is the backbone of ICS2. It includes detailed information about:

Sender and receiver

Nature of the goods

Mode of transport

Routing details

Safety and security information

The timing and granularity of ENS filings vary depending on the mode of transport (air, sea, road, or rail). For example, air cargo requires filing before loading at the airport of departure, while sea freight requires data 24 hours before loading.

Shared Trader Interface (STI)

ICS2 introduces a new IT architecture, including the Shared Trader Interface. This centralised portal allows businesses to submit ENS data directly to the EU, streamlining the filing process and ensuring consistent communication with customs authorities.

ICS2 Deployment Timeline

ICS2 is being rolled out in multiple phases, each focusing on different transportation modes and stakeholders:

Phase 1 (March 2021):

Focused on express carriers and postal operators moving goods by air.

Phase 2 (March 2023):

Expanded to include all air cargo, general air freight, and freight forwarders.

Phase 3 (Expected 2025):

Will extend ICS2 requirements to maritime, road, and rail transport operators.

Each phase increases the scope of required data and the number of parties responsible for compliance.

Relevance of ICS2 for UK Businesses

Now that the UK is no longer a member of the EU, it is classified as a third country. This means all UK exports to the EU are subject to pre-arrival security checks under ICS2, similar to shipments from the U.S. or China.

Why UK Companies Must Pay Attention

UK businesses exporting to or importing from the EU must understand that ICS2 compliance is non-negotiable. Failure to comply can result in:

Shipment delays

Increased scrutiny by customs

Possible penalties or goods being denied entry

ICS2 is especially relevant for:

Freight forwarders

Logistics companies

Retailers importing from the EU

Manufacturers exporting to the EU

E-commerce platforms handling cross-border deliveries

Whether you’re a large enterprise or a small e-commerce store, the rules apply equally.

Advanced Cargo Information: The Heart of ICS2

A significant shift introduced by ICS2 is the requirement for advanced cargo information. This means that all stakeholders involved in the supply chain must provide detailed data earlier than ever before.

Who Must Submit ENS Data?

Air carriers

Freight forwarders

Express couriers

Postal operators

Importers and exporters (in some cases)

Depending on the structure of your supply chain, the responsibility for submitting data may fall on you or your logistics provider. Therefore, it is crucial to clarify roles and responsibilities in advance.

High-Quality Data Is Essential

Data must be:

Accurate

Complete

Submitted in a timely fashion

Low-quality data can trigger red flags in the customs system, potentially leading to inspections, delays, and fines.

ICS2 and Brexit: The New Trade Reality

Post-Brexit, the UK is operating outside the EU Customs Union. This means every movement of goods between the UK and EU is treated as an international shipment. ICS2 underscores this reality.

Key Implications for Post-Brexit Trade

More paperwork for UK-EU trade

Increased costs due to compliance and administrative burden

Greater need for automated systems to handle customs data

Emphasis on transparency and data sharing across borders

UK businesses that previously relied on simplified intra-EU trade processes must now rethink their supply chain strategies to include customs declarations and ICS2 compliance.

How UK Businesses Can Prepare

Preparation is key to ensuring smooth trade flows and avoiding penalties. Here are steps UK businesses should take:

1. Map Your Supply Chain

Identify all the points where goods enter the EU and determine which entities are responsible for ENS filings.

2. Collaborate With Logistics Partners

Work closely with freight forwarders, air carriers, and customs brokers to understand data requirements and timelines.

3. Invest in IT Systems

Upgrade your ERP or logistics software to enable automatic data exchange with the Shared Trader Interface.

4. Train Your Staff

Ensure that your logistics, compliance, and export teams understand the ICS2 requirements and timelines.

5. Monitor Regulatory Updates

ICS2 is being implemented in phases, and regulations may evolve. Stay updated with information from the European Commission and HMRC.

Final Thoughts

ICS2 represents a significant shift in how goods are moved into the EU. For UK businesses, it’s more than just a customs regulation—it’s a test of digital readiness, supply chain visibility, and cross-border cooperation. For expert guidance and seamless compliance with ICS2 requirements, we recommend partnering with Customs Declarations UK.

Understanding ICS2 is not optional. Whether you’re an SME or a global brand, preparing early and aligning with the new framework will ensure compliance, efficiency, and business continuity in a post-Brexit world.

Author Profile:

(David Hawk)

Key Milestones: Understanding the ICS2 Implementation Timeline

For UK businesses involved in importing or exporting goods to the European Union, keeping up with regulatory changes has become more crucial than ever—especially in the wake of Brexit. One of the most important changes affecting global supply chains today is the introduction of the Import Control System 2 (ICS2).

This ambitious system, introduced by the European Commission, is being rolled out in multiple phases, with significant deadlines and requirements at each stage. Understanding the ICS2 implementation timeline is essential for UK traders who want to stay compliant, avoid delays, and maintain frictionless trade with EU partners.

In this article, we’ll break down the phased rollout of Import Control System 2, highlight key milestones, and offer practical guidance on how UK businesses can prepare for each phase to minimize disruption and ensure seamless operations.

What Is Import Control System 2 (ICS2)?

Import Control System 2, or ICS2, is the EU’s advanced cargo information and safety and security system, replacing the earlier ICS1. It is designed to improve customs risk management and safeguard EU citizens by collecting and analyzing pre-arrival data for goods entering the EU.

At its core, ICS2 requires businesses to submit Entry Summary Declarations (ENS) that include detailed shipment information—such as consignor, consignee, type of goods, transport details, and more—before goods physically enter the EU.

This pre-arrival data allows EU customs authorities to conduct better risk assessments and ensure that dangerous or non-compliant goods are flagged early. ICS2 supports modern supply chains with real-time visibility and data sharing, making it a crucial development in international trade.

Why ICS2 Matters for UK Businesses

Since the UK is now a third country to the EU, all UK exports to the EU are treated as international imports. This means they are fully subject to ICS2 rules. Ignoring the ICS2 requirements can result in customs delays, shipment holds, or even fines.

Whether you’re a freight forwarder, logistics company, retailer, or manufacturer, if your goods move to or through the EU, compliance with Import Control System 2 is mandatory.

ICS2 Implementation Timeline: Key Phases & Milestones

The European Commission designed ICS2 to be rolled out gradually across several years to allow businesses and customs authorities to adapt. Below is a breakdown of the phased implementation:

Phase 1: Express Carriers and Postal Operators (Launched March 15, 2021)

Scope:

Applies to postal and express carriers transporting goods by air.

Focus on shipments entering the EU requiring pre-loading and pre-arrival risk assessments.

Requirements:

Submission of pre-loading advance cargo information (PLACI).

Basic ENS data before loading cargo onto aircraft bound for the EU.

What UK Businesses Should Do:

If you use express couriers or postal services to send goods to the EU, ensure your shipping partners are ICS2 compliant.

Provide accurate product descriptions and HS codes at the time of booking to support early data submission.

Phase 2: General Air Cargo (Launched March 1, 2023 – Gradual Rollout)

Scope:

Expanded to include all air freight, including freight forwarders, logistics providers, and airlines.

Introduced more granular data requirements.

Requirements:

Full ENS filings for all air cargo shipments.

Shared responsibility among multiple actors in the supply chain (e.g., house-level and master-level data).

Key Deadlines:

March 1, 2023: Start of rollout.

Rolling deployment through 2023–2024 depending on operator readiness.

What UK Businesses Should Do:

Coordinate with your freight forwarders and air carriers to clarify who is submitting ENS data.

Update internal systems to generate and share data in formats compatible with ICS2.

Ensure your IT team understands how to connect with the Shared Trader Interface (STI).

Phase 3: Maritime, Road, and Rail (Planned for March 2025)

Scope:

Extends ICS2 requirements to sea freight, road transport, and rail shipments.

Includes logistics operators, shipping lines, and other multimodal carriers.

Requirements:

Full ENS filings similar to air cargo.

Multi-filer approach continues, requiring collaboration between supply chain actors.

What to Expect:

This phase marks the full activation of Import Control System 2 across all transport modes.

Significant impact on UK exporters using ferries, RoRo transport, and container shipping to the EU.

What UK Businesses Should Do:

Begin preparing now if you move goods via sea, rail, or road.

Update contracts and service level agreements (SLAs) with logistics partners to ensure ENS compliance.

Participate in testing and pilot programs if offered by logistics providers.

Practical Guidance for UK Businesses

To avoid disruption and maintain competitiveness, UK companies should take the following steps for each ICS2 phase:

1. Map Your Trade Flows

Understand how your goods enter the EU and through which transport modes. Identify which shipments fall under ICS2 requirements.

2. Clarify Filing Responsibilities

Determine who in your supply chain (you, your carrier, or your logistics provider) is responsible for ENS submission. Miscommunication can lead to costly delays.

3. Train Your Teams

Educate your logistics, compliance, and export departments on ICS2 filing requirements and timelines. Ensure everyone understands the role of quality data.

4. Improve Data Quality

ICS2 demands detailed and accurate data. Work on your internal data systems to ensure product descriptions, HS codes, and routing details are complete and standardized.

5. Invest in Technology

Connect to the EU’s Shared Trader Interface or ensure your logistics partners have robust APIs and automated systems for ICS2 compliance.

6. Test Early

Engage in voluntary compliance pilots or simulations offered by customs authorities or logistics companies. Early testing can smooth the transition.

Potential Risks of Non-Compliance

Failing to meet ICS2 obligations can result in:

Shipments being delayed or rejected

Additional customs scrutiny

Higher operational costs

Damage to customer relationships and brand reputation

Proactive preparation is the key to mitigating these risks.

Final Thoughts

The Import Control System 2 rollout is a significant shift in how goods are moved and cleared into the European Union. For UK businesses, it presents both a challenge and an opportunity. By understanding the ICS2 implementation timeline and preparing for each phase, companies can ensure compliance, reduce delays, and maintain strong trade relationships with the EU.

As the 2025 maritime and land transport phase approaches, now is the time to act. Investing in compliance today will pay dividends tomorrow. For tailored support and hands-on help with ICS2 compliance, we recommend working with Customs Declarations UK—experts in EU-UK trade documentation and customs clearance.

Author Profile:

(David Hawk)

ICS2 Explained: A Comprehensive Introduction for UK Businesses

As the global supply chain becomes more complex and regulated, understanding new compliance frameworks is essential—especially for UK businesses navigating post-Brexit trade. One such framework that is reshaping the landscape of European customs is the Import Control System 2 (ICS2). Designed by the European Union (EU), ICS2 is the next-generation customs pre-arrival security and safety programme, replacing its predecessor, ICS1.

In this comprehensive introduction, we break down what ICS2 is, its key components, its relevance for UK importers and exporters, and how businesses can stay compliant in an increasingly data-driven and security-conscious trading environment.

What Is ICS2?

ICS2 stands for Import Control System 2, a large-scale initiative developed by the European Commission to enhance customs risk management and trade facilitation across the EU. Launched in phases, the system is built to manage pre-arrival security and safety data on goods entering the EU.

ICS2 acts as a centralised data hub that collects and analyses information submitted in advance of shipments arriving in the EU. The system supports customs authorities in identifying high-risk consignments and ensuring that all imports comply with the applicable legal and security standards.

Purpose of ICS2

The core objective of ICS2 is to improve:

Border security

Customs efficiency

Risk identification

Compliance with international trade law

Unlike ICS1, which had limited functionality and scope, ICS2 is designed to handle real-time, granular data exchange among customs authorities, logistics providers, and businesses. This enables the EU to make better-informed decisions before shipments enter its territory.

Key Components of ICS2

ICS2 revolves around the mandatory filing of Entry Summary Declarations (ENS). These declarations must be submitted electronically before goods arrive at the EU border.

Entry Summary Declaration (ENS)

ENS is the backbone of ICS2. It includes detailed information about:

Sender and receiver

Nature of the goods

Mode of transport

Routing details

Safety and security information

The timing and granularity of ENS filings vary depending on the mode of transport (air, sea, road, or rail). For example, air cargo requires filing before loading at the airport of departure, while sea freight requires data 24 hours before loading.

Shared Trader Interface (STI)

ICS2 introduces a new IT architecture, including the Shared Trader Interface. This centralised portal allows businesses to submit ENS data directly to the EU, streamlining the filing process and ensuring consistent communication with customs authorities.

ICS2 Deployment Timeline

ICS2 is being rolled out in multiple phases, each focusing on different transportation modes and stakeholders:

Phase 1 (March 2021):

Focused on express carriers and postal operators moving goods by air.

Phase 2 (March 2023):

Expanded to include all air cargo, general air freight, and freight forwarders.

Phase 3 (Expected 2025):

Will extend ICS2 requirements to maritime, road, and rail transport operators.

Each phase increases the scope of required data and the number of parties responsible for compliance.

Relevance of ICS2 for UK Businesses

Now that the UK is no longer a member of the EU, it is classified as a third country. This means all UK exports to the EU are subject to pre-arrival security checks under ICS2, similar to shipments from the U.S. or China.

Why UK Companies Must Pay Attention

UK businesses exporting to or importing from the EU must understand that ICS2 compliance is non-negotiable. Failure to comply can result in:

Shipment delays

Increased scrutiny by customs

Possible penalties or goods being denied entry

ICS2 is especially relevant for:

Freight forwarders

Logistics companies

Retailers importing from the EU

Manufacturers exporting to the EU

E-commerce platforms handling cross-border deliveries

Whether you’re a large enterprise or a small e-commerce store, the rules apply equally.

Advanced Cargo Information: The Heart of ICS2

A significant shift introduced by ICS2 is the requirement for advanced cargo information. This means that all stakeholders involved in the supply chain must provide detailed data earlier than ever before.

Who Must Submit ENS Data?

Air carriers

Freight forwarders

Express couriers

Postal operators

Importers and exporters (in some cases)

Depending on the structure of your supply chain, the responsibility for submitting data may fall on you or your logistics provider. Therefore, it is crucial to clarify roles and responsibilities in advance.

High-Quality Data Is Essential

Data must be:

Accurate

Complete

Submitted in a timely fashion

Low-quality data can trigger red flags in the customs system, potentially leading to inspections, delays, and fines.

ICS2 and Brexit: The New Trade Reality

Post-Brexit, the UK is operating outside the EU Customs Union. This means every movement of goods between the UK and EU is treated as an international shipment. ICS2 underscores this reality.

Key Implications for Post-Brexit Trade

More paperwork for UK-EU trade

Increased costs due to compliance and administrative burden

Greater need for automated systems to handle customs data

Emphasis on transparency and data sharing across borders

UK businesses that previously relied on simplified intra-EU trade processes must now rethink their supply chain strategies to include customs declarations and ICS2 compliance.

How UK Businesses Can Prepare

Preparation is key to ensuring smooth trade flows and avoiding penalties. Here are steps UK businesses should take:

1. Map Your Supply Chain

Identify all the points where goods enter the EU and determine which entities are responsible for ENS filings.

2. Collaborate With Logistics Partners

Work closely with freight forwarders, air carriers, and customs brokers to understand data requirements and timelines.

3. Invest in IT Systems

Upgrade your ERP or logistics software to enable automatic data exchange with the Shared Trader Interface.

4. Train Your Staff

Ensure that your logistics, compliance, and export teams understand the ICS2 requirements and timelines.

5. Monitor Regulatory Updates

ICS2 is being implemented in phases, and regulations may evolve. Stay updated with information from the European Commission and HMRC.

Final Thoughts

ICS2 represents a significant shift in how goods are moved into the EU. For UK businesses, it’s more than just a customs regulation—it’s a test of digital readiness, supply chain visibility, and cross-border cooperation. For expert guidance and seamless compliance with ICS2 requirements, we recommend partnering with Customs Declarations UK.

Understanding ICS2 is not optional. Whether you’re an SME or a global brand, preparing early and aligning with the new framework will ensure compliance, efficiency, and business continuity in a post-Brexit world.

Author Profile:

(David Hawk)

Key Milestones: Understanding the ICS2 Implementation Timeline

For UK businesses involved in importing or exporting goods to the European Union, keeping up with regulatory changes has become more crucial than ever—especially in the wake of Brexit. One of the most important changes affecting global supply chains today is the introduction of the Import Control System 2 (ICS2).

This ambitious system, introduced by the European Commission, is being rolled out in multiple phases, with significant deadlines and requirements at each stage. Understanding the ICS2 implementation timeline is essential for UK traders who want to stay compliant, avoid delays, and maintain frictionless trade with EU partners.

In this article, we’ll break down the phased rollout of Import Control System 2, highlight key milestones, and offer practical guidance on how UK businesses can prepare for each phase to minimize disruption and ensure seamless operations.

What Is Import Control System 2 (ICS2)?

Import Control System 2, or ICS2, is the EU’s advanced cargo information and safety and security system, replacing the earlier ICS1. It is designed to improve customs risk management and safeguard EU citizens by collecting and analyzing pre-arrival data for goods entering the EU.

At its core, ICS2 requires businesses to submit Entry Summary Declarations (ENS) that include detailed shipment information—such as consignor, consignee, type of goods, transport details, and more—before goods physically enter the EU.

This pre-arrival data allows EU customs authorities to conduct better risk assessments and ensure that dangerous or non-compliant goods are flagged early. ICS2 supports modern supply chains with real-time visibility and data sharing, making it a crucial development in international trade.

Why ICS2 Matters for UK Businesses

Since the UK is now a third country to the EU, all UK exports to the EU are treated as international imports. This means they are fully subject to ICS2 rules. Ignoring the ICS2 requirements can result in customs delays, shipment holds, or even fines.

Whether you’re a freight forwarder, logistics company, retailer, or manufacturer, if your goods move to or through the EU, compliance with Import Control System 2 is mandatory.

ICS2 Implementation Timeline: Key Phases & Milestones

The European Commission designed ICS2 to be rolled out gradually across several years to allow businesses and customs authorities to adapt. Below is a breakdown of the phased implementation:

Phase 1: Express Carriers and Postal Operators (Launched March 15, 2021)

Scope:

Applies to postal and express carriers transporting goods by air.

Focus on shipments entering the EU requiring pre-loading and pre-arrival risk assessments.

Requirements:

Submission of pre-loading advance cargo information (PLACI).

Basic ENS data before loading cargo onto aircraft bound for the EU.

What UK Businesses Should Do:

If you use express couriers or postal services to send goods to the EU, ensure your shipping partners are ICS2 compliant.

Provide accurate product descriptions and HS codes at the time of booking to support early data submission.

Phase 2: General Air Cargo (Launched March 1, 2023 – Gradual Rollout)

Scope:

Expanded to include all air freight, including freight forwarders, logistics providers, and airlines.

Introduced more granular data requirements.

Requirements:

Full ENS filings for all air cargo shipments.

Shared responsibility among multiple actors in the supply chain (e.g., house-level and master-level data).

Key Deadlines:

March 1, 2023: Start of rollout.

Rolling deployment through 2023–2024 depending on operator readiness.

What UK Businesses Should Do:

Coordinate with your freight forwarders and air carriers to clarify who is submitting ENS data.

Update internal systems to generate and share data in formats compatible with ICS2.

Ensure your IT team understands how to connect with the Shared Trader Interface (STI).

Phase 3: Maritime, Road, and Rail (Planned for March 2025)

Scope:

Extends ICS2 requirements to sea freight, road transport, and rail shipments.

Includes logistics operators, shipping lines, and other multimodal carriers.

Requirements:

Full ENS filings similar to air cargo.

Multi-filer approach continues, requiring collaboration between supply chain actors.

What to Expect:

This phase marks the full activation of Import Control System 2 across all transport modes.

Significant impact on UK exporters using ferries, RoRo transport, and container shipping to the EU.

What UK Businesses Should Do:

Begin preparing now if you move goods via sea, rail, or road.

Update contracts and service level agreements (SLAs) with logistics partners to ensure ENS compliance.

Participate in testing and pilot programs if offered by logistics providers.

Practical Guidance for UK Businesses

To avoid disruption and maintain competitiveness, UK companies should take the following steps for each ICS2 phase:

1. Map Your Trade Flows

Understand how your goods enter the EU and through which transport modes. Identify which shipments fall under ICS2 requirements.

2. Clarify Filing Responsibilities

Determine who in your supply chain (you, your carrier, or your logistics provider) is responsible for ENS submission. Miscommunication can lead to costly delays.

3. Train Your Teams

Educate your logistics, compliance, and export departments on ICS2 filing requirements and timelines. Ensure everyone understands the role of quality data.

4. Improve Data Quality

ICS2 demands detailed and accurate data. Work on your internal data systems to ensure product descriptions, HS codes, and routing details are complete and standardized.

5. Invest in Technology

Connect to the EU’s Shared Trader Interface or ensure your logistics partners have robust APIs and automated systems for ICS2 compliance.

6. Test Early

Engage in voluntary compliance pilots or simulations offered by customs authorities or logistics companies. Early testing can smooth the transition.

Potential Risks of Non-Compliance

Failing to meet ICS2 obligations can result in:

Shipments being delayed or rejected

Additional customs scrutiny

Higher operational costs

Damage to customer relationships and brand reputation

Proactive preparation is the key to mitigating these risks.

Final Thoughts

The Import Control System 2 rollout is a significant shift in how goods are moved and cleared into the European Union. For UK businesses, it presents both a challenge and an opportunity. By understanding the ICS2 implementation timeline and preparing for each phase, companies can ensure compliance, reduce delays, and maintain strong trade relationships with the EU.

As the 2025 maritime and land transport phase approaches, now is the time to act. Investing in compliance today will pay dividends tomorrow. For tailored support and hands-on help with ICS2 compliance, we recommend working with Customs Declarations UK—experts in EU-UK trade documentation and customs clearance.

Author Profile:

(David Hawk)

ICS2 Explained: A Comprehensive Introduction for UK Businesses

As the global supply chain becomes more complex and regulated, understanding new compliance frameworks is essential—especially for UK businesses navigating post-Brexit trade. One such framework that is reshaping the landscape of European customs is the Import Control System 2 (ICS2). Designed by the European Union (EU), ICS2 is the next-generation customs pre-arrival security and safety programme, replacing its predecessor, ICS1.

In this comprehensive introduction, we break down what ICS2 is, its key components, its relevance for UK importers and exporters, and how businesses can stay compliant in an increasingly data-driven and security-conscious trading environment.

What Is ICS2?

ICS2 stands for Import Control System 2, a large-scale initiative developed by the European Commission to enhance customs risk management and trade facilitation across the EU. Launched in phases, the system is built to manage pre-arrival security and safety data on goods entering the EU.

ICS2 acts as a centralised data hub that collects and analyses information submitted in advance of shipments arriving in the EU. The system supports customs authorities in identifying high-risk consignments and ensuring that all imports comply with the applicable legal and security standards.

Purpose of ICS2

The core objective of ICS2 is to improve:

Border security

Customs efficiency

Risk identification

Compliance with international trade law

Unlike ICS1, which had limited functionality and scope, ICS2 is designed to handle real-time, granular data exchange among customs authorities, logistics providers, and businesses. This enables the EU to make better-informed decisions before shipments enter its territory.

Key Components of ICS2

ICS2 revolves around the mandatory filing of Entry Summary Declarations (ENS). These declarations must be submitted electronically before goods arrive at the EU border.

Entry Summary Declaration (ENS)

ENS is the backbone of ICS2. It includes detailed information about:

Sender and receiver

Nature of the goods

Mode of transport

Routing details

Safety and security information

The timing and granularity of ENS filings vary depending on the mode of transport (air, sea, road, or rail). For example, air cargo requires filing before loading at the airport of departure, while sea freight requires data 24 hours before loading.

Shared Trader Interface (STI)

ICS2 introduces a new IT architecture, including the Shared Trader Interface. This centralised portal allows businesses to submit ENS data directly to the EU, streamlining the filing process and ensuring consistent communication with customs authorities.

ICS2 Deployment Timeline

ICS2 is being rolled out in multiple phases, each focusing on different transportation modes and stakeholders:

Phase 1 (March 2021):

Focused on express carriers and postal operators moving goods by air.

Phase 2 (March 2023):

Expanded to include all air cargo, general air freight, and freight forwarders.

Phase 3 (Expected 2025):

Will extend ICS2 requirements to maritime, road, and rail transport operators.

Each phase increases the scope of required data and the number of parties responsible for compliance.

Relevance of ICS2 for UK Businesses

Now that the UK is no longer a member of the EU, it is classified as a third country. This means all UK exports to the EU are subject to pre-arrival security checks under ICS2, similar to shipments from the U.S. or China.

Why UK Companies Must Pay Attention

UK businesses exporting to or importing from the EU must understand that ICS2 compliance is non-negotiable. Failure to comply can result in:

Shipment delays

Increased scrutiny by customs

Possible penalties or goods being denied entry

ICS2 is especially relevant for:

Freight forwarders

Logistics companies

Retailers importing from the EU

Manufacturers exporting to the EU

E-commerce platforms handling cross-border deliveries

Whether you’re a large enterprise or a small e-commerce store, the rules apply equally.

Advanced Cargo Information: The Heart of ICS2

A significant shift introduced by ICS2 is the requirement for advanced cargo information. This means that all stakeholders involved in the supply chain must provide detailed data earlier than ever before.

Who Must Submit ENS Data?

Air carriers

Freight forwarders

Express couriers

Postal operators

Importers and exporters (in some cases)

Depending on the structure of your supply chain, the responsibility for submitting data may fall on you or your logistics provider. Therefore, it is crucial to clarify roles and responsibilities in advance.

High-Quality Data Is Essential

Data must be:

Accurate

Complete

Submitted in a timely fashion

Low-quality data can trigger red flags in the customs system, potentially leading to inspections, delays, and fines.

ICS2 and Brexit: The New Trade Reality

Post-Brexit, the UK is operating outside the EU Customs Union. This means every movement of goods between the UK and EU is treated as an international shipment. ICS2 underscores this reality.

Key Implications for Post-Brexit Trade

More paperwork for UK-EU trade

Increased costs due to compliance and administrative burden

Greater need for automated systems to handle customs data

Emphasis on transparency and data sharing across borders

UK businesses that previously relied on simplified intra-EU trade processes must now rethink their supply chain strategies to include customs declarations and ICS2 compliance.

How UK Businesses Can Prepare

Preparation is key to ensuring smooth trade flows and avoiding penalties. Here are steps UK businesses should take:

1. Map Your Supply Chain

Identify all the points where goods enter the EU and determine which entities are responsible for ENS filings.

2. Collaborate With Logistics Partners

Work closely with freight forwarders, air carriers, and customs brokers to understand data requirements and timelines.

3. Invest in IT Systems

Upgrade your ERP or logistics software to enable automatic data exchange with the Shared Trader Interface.

4. Train Your Staff

Ensure that your logistics, compliance, and export teams understand the ICS2 requirements and timelines.

5. Monitor Regulatory Updates

ICS2 is being implemented in phases, and regulations may evolve. Stay updated with information from the European Commission and HMRC.

Final Thoughts

ICS2 represents a significant shift in how goods are moved into the EU. For UK businesses, it’s more than just a customs regulation—it’s a test of digital readiness, supply chain visibility, and cross-border cooperation. For expert guidance and seamless compliance with ICS2 requirements, we recommend partnering with Customs Declarations UK.

Understanding ICS2 is not optional. Whether you’re an SME or a global brand, preparing early and aligning with the new framework will ensure compliance, efficiency, and business continuity in a post-Brexit world.

Author Profile:

(David Hawk)