Westmond Logistics logo graphic

Customs Clearance Guide

Practical Customs Clearance Process in Northern Ireland

At Westmond Logistics, customs clearance is a key part of keeping international shipments moving smoothly. We will explain the process, the documents you need, and how to avoid delays and extra costs.

What is Customs Clearance?

Customs clearance is the process of declaring goods to customs authorities when they cross international borders. It ensures shipments comply with import and export regulations while allowing duties and taxes to be assessed before goods are released.

Following Brexit, customs declarations are now required for most goods moving between the UK and the EU, as well as shipments from the rest of the world. Accurate documentation and compliance are essential to prevent delays.

importer filling in a declaration on his laptop with the invoice and a product sample beside him.Upward growth arrow icon
customs specialist on the phone at a port office window, document folder open, with containers and a crane outside in the drizzle.

Why Professional Customs Clearance Matters

International shipments are subject to customs regulations that help protect borders, collect duties and taxes, and ensure goods comply with national import and export requirements. Even small documentation errors can result in unnecessary delays, additional costs, or inspections.

Working with an experienced customs clearance partner helps businesses prepare the correct paperwork, respond quickly to customs requests, and keep cargo moving efficiently through ports and airports. Whether you ship occasionally or manage regular imports and exports, professional customs support can help reduce disruption across your supply chain.

compliance inspector checking a health certificate against a pallet of chilled food while a colleague takes a temperature reading.

Who We Support

Our customs clearance services are designed for businesses of all sizes operating across a wide range of industries. Whether you move a single shipment or manage regular international freight, we provide practical support throughout the customs process.

We regularly assist:
Blue checkmark verification icon
Manufacturers
Blue checkmark verification icon
Importers and exporters
Blue checkmark verification icon
Wholesalers and distributors
Blue checkmark verification icon
Retail and e-commerce businesses
Blue checkmark verification icon
Food and beverage suppliers
Blue checkmark verification icon
Engineering and industrial companies
Blue checkmark verification icon
Healthcare and pharmaceutical suppliers
Blue checkmark verification icon
Construction and infrastructure businesses
Our team works with shipments arriving by sea, air, and road, providing customs clearance support that fits your logistics requirements.

Common Reasons for Customs Delays

While many shipments pass through customs without issue, certain situations can slow the clearance process. Understanding these common causes allows businesses to prepare more effectively and minimise disruption to their supply chain.
Customs declaration checklist icon

Incomplete Documentation

Missing invoices, incorrect packing lists, or inaccurate shipment details are among the most common reasons goods are delayed. Customs authorities must verify that all documentation matches the shipment before cargo can be released.
Customer support service icon

Customs Inspections

Some shipments are selected for physical inspection or additional screening. These inspections are a normal part of customs operations and may be carried out randomly or because further verification is required.
Supply chain management icon

Regulated Goods

Products such as food, medical supplies, chemicals, plant products, and certain electronic equipment may require additional permits, certificates, or regulatory approvals before customs clearance can be completed.
Parcel delivery box icon

Incorrect Commodity Classification

Goods must be classified correctly for customs purposes. Incorrect commodity codes may result in additional checks, amended duty calculations, or requests for further information from customs authorities.
British pound currency icon

Outstanding Duties or Taxes

Where duties, VAT, or other customs charges remain unpaid, shipments may be held until all applicable charges have been settled.
Our team works proactively throughout the clearance process, helping identify potential issues early and coordinating with all parties to minimise unnecessary delays wherever possible.

Customs Clearance for Different Transport Methods

Although the customs process follows the same legal principles, the clearance procedure varies depending on how your cargo is transported. Westmond Logistics provides customs clearance support across multiple freight services to ensure a smooth transition from arrival to final delivery.
Sea freight shipping icon

Sea Freight Customs Clearance

Ocean freight shipments often involve containerised cargo arriving through commercial ports. We coordinate customs procedures alongside port operations, cargo handling, inspections, and onward transport to minimise delays.
Air freight transport icon

Air Freight Customs Clearance

Air freight shipments usually require rapid processing due to shorter transit times and time-sensitive deliveries. Our team helps coordinate customs procedures quickly so urgent cargo can continue to its destination without unnecessary hold-ups.
Delivery truck logistics icon

Road Freight Customs Clearance

Road freight moving between the UK, Ireland, and Europe requires accurate customs documentation and border compliance. We help businesses manage customs requirements to keep vehicles and cargo moving efficiently.

Step-by-Step Customs Clearance Process

1
Step

Prepare Shipping Documents

Before your shipment departs, you'll need the required documentation, including:
Blue checkmark verification icon
Commercial Invoice
Blue checkmark verification icon
Packing List
Blue checkmark verification icon
Bill of Lading or Air Waybill
Blue checkmark verification icon
Certificate of Origin (where applicable)
Blue checkmark verification icon
Import licences or regulatory certificates (if required)
2
Step

Classify Your Goods

Every product is assigned a commodity (HS) code that determines:
Blue checkmark verification icon
Import duty rates
Blue checkmark verification icon
VAT requirements
Blue checkmark verification icon
Trade restrictions
Blue checkmark verification icon
Eligibility for tariff preferences
3
Step

Obtain an EORI Number

Businesses importing or exporting goods need an Economic Operator Registration and Identification (EORI) number before customs declarations can be submitted.
4
Step

Submit the Customs Declaration

Customs declarations are submitted through the UK's Customs Declaration Service (CDS). The declaration includes:
Blue checkmark verification icon
Commodity codes
Blue checkmark verification icon
Shipment value
Blue checkmark verification icon
Country of origin
Blue checkmark verification icon
Customs procedure
Blue checkmark verification icon
Duty relief claims (where applicable)
5
Step

Customs Review

HMRC reviews the declaration before releasing the goods. Shipments may be:
Blue checkmark verification icon
Cleared immediately
Blue checkmark verification icon
Selected for document checks
Blue checkmark verification icon
Chosen for physical inspection
6
Step

Pay Duties and Taxes

If applicable, import duty, VAT, and any additional charges must be paid before the shipment is released.
7
Step

Goods Released

Once customs requirements have been met, your shipment is released for collection or final delivery.
close-up of hands matching an invoice to a carton's shipping label with a pen.
Accurate documentation is one of the most important parts of customs clearance. Missing or incorrect information can lead to customs queries, inspections, or unnecessary delays.

Depending on your shipment, customs authorities may require documentation such as:
Blue checkmark verification icon
Commercial invoices
Blue checkmark verification icon
Packing lists
Blue checkmark verification icon
Bills of lading or air waybills
Blue checkmark verification icon
Certificates of origin
Blue checkmark verification icon
Import and export declarations
Blue checkmark verification icon
Commodity codes
Blue checkmark verification icon
Licences or permits for regulated goods
Our team helps ensure documentation is complete and properly prepared before customs processing begins.
Customs requirements apply to both imported and exported goods. Every shipment must meet the regulations of the countries involved, which may include customs declarations, duties, taxes, inspections, or additional certifications.

We help businesses coordinate customs procedures for inbound and outbound shipments, providing consistent communication and support throughout the process.
Customs clearance is only one part of the international shipping process. Delays at the border can affect warehouse operations, production schedules, customer deliveries, and inventory planning. By coordinating customs procedures efficiently, businesses can maintain a more reliable and predictable supply chain.

Westmond Logistics works closely with transport providers, freight partners, customs authorities, and customers to help ensure every stage of the shipment is connected. From arrival through final delivery, we provide practical support designed to keep goods moving as efficiently as possible.
Every shipment is different, but our approach remains the same. We focus on accuracy, communication, and efficient coordination from the moment your shipment arrives until it is released.

Our team works proactively with customs authorities, transport providers, and logistics partners to minimise unnecessary delays while keeping you informed throughout the clearance process.
Depending on the shipment, you may need:
Blue checkmark verification icon
Commercial Invoice
Blue checkmark verification icon
Packing List
Blue checkmark verification icon
Bill of Lading or Air Waybill
Blue checkmark verification icon
Certificate of Origin
Blue checkmark verification icon
Import and export declarations
Blue checkmark verification icon
Health or Compliance Certificates
Blue checkmark verification icon
Dangerous Goods Documentation (if applicable)
To minimise delays and improve efficiency:
Blue checkmark verification icon
Ensure shipping documents are accurate and complete.
Blue checkmark verification icon
Use the correct commodity codes.
Blue checkmark verification icon
Submit customs declarations before goods arrive where possible.
Blue checkmark verification icon
Keep customs records for future audits.
Blue checkmark verification icon
Understand applicable duties, VAT, and trade agreements.
Blue checkmark verification icon
Work with an experienced customs broker for complex shipments.
The total cost of customs clearance can include:
Blue checkmark verification icon
Import Duty
Blue checkmark verification icon
Import VAT
Blue checkmark verification icon
Customs clearance fees
Blue checkmark verification icon
Port or airport handling charges
Blue checkmark verification icon
Storage charges (if shipments are delayed)
Blue checkmark verification icon
Inspection or certification fees (where applicable)
The final cost depends on the type of goods, their value, country of origin, and applicable customs regulations.
Managing customs requirements internally can become increasingly complex as businesses grow and begin shipping internationally on a regular basis. Professional customs clearance support helps reduce administrative workload while providing confidence that documentation, communication, and compliance are being managed correctly.

Businesses choose Westmond Logistics because we provide:
Blue checkmark verification icon
Experienced customs coordination
Blue checkmark verification icon
Support for imports and exports
Blue checkmark verification icon
Assistance with regulated cargo
Blue checkmark verification icon
Responsive communication throughout the process
Blue checkmark verification icon
Reliable coordination with ports, airports, and transport providers
Blue checkmark verification icon
Flexible logistics solutions tailored to different industries
Blue checkmark verification icon
End-to-end support from shipment arrival to final delivery.

Get Help with Customs Clearance

Westmond Logistics provides reliable customs clearance services to help businesses move goods efficiently, reduce delays, and stay compliant.
Westmond Logistics

Frequently Asked Questions

Many shipments clear within a few hours if the paperwork is complete. Delays can happen if documents are missing or customs selects the shipment for inspection.
Most shipments need a Commercial Invoice, Packing List, Bill of Lading or Air Waybill, and any licences or certificates required for the goods.
Yes. Businesses importing or exporting goods usually need an EORI number to submit customs declarations.
Delays are often caused by incomplete documents, unpaid duties and taxes, or customs checks. Accurate preparation helps reduce the risk.

Yes. A customs broker can prepare declarations, handle documentation, calculate duties and taxes, and deal with customs on your behalf.

Duty is a tax based on the type of goods being imported. VAT is a consumption tax charged on most goods and is usually calculated on the total value plus duty.
The correct commodity code depends on the product’s description, material, and use. If you are unsure, check the UK Trade Tariff or speak to a customs specialist.

Errors can lead to delays, extra charges, or penalties. In some cases, HMRC may also reassess the duty owed.

Yes. In many cases, declarations can be submitted in advance to help speed up release when the goods arrive.

Use accurate documents, classify goods correctly, submit declarations early, and work with an experienced customs broker for complex shipments.

The exact documents depend on the shipment, destination, and type of goods. Common requirements include commercial invoices, packing lists, transport documents, customs declarations, and certificates where applicable.

Customs authorities decide which shipments are inspected based on their own risk assessments and regulatory procedures. While inspections cannot be guaranteed or prevented, accurate documentation and compliance can help reduce unnecessary delays.

Duties and taxes depend on the goods being shipped, their value, country of origin, and the regulations of the destination country. Our team can help explain the customs process and any charges that may apply.

Yes. We provide customs clearance support for shipments arriving by air, sea, and road, helping businesses manage the process across different transport methods.

Yes. We work with businesses across a wide range of industries, supporting commercial imports and exports of many different cargo types.

Once customs authorities release the shipment, cargo can be collected, transferred to onward transport, or delivered directly to its final destination. We help coordinate the next stage to keep your supply chain moving efficiently.

Yes. If customs authorities require additional documents or clarification, we work with you to provide the necessary information and help resolve requests as quickly as possible.

We combine industry knowledge, practical logistics experience, and responsive customer service to help businesses manage customs procedures efficiently. Our goal is to reduce delays, maintain compliance, and provide clear communication from start to finish.

Yes. We keep customers informed throughout the customs process, providing updates on inspections, documentation requests, cargo release, and onward delivery arrangements whenever applicable.

Yes. Once your shipment has been released, we can coordinate onward transport and delivery, helping ensure your goods continue their journey efficiently.

Yes. We support customs clearance for shipments of all sizes, from individual pallets and consolidated freight to full container loads and specialist cargo.

Yes. If customs authorities require additional documents or clarification, we work with you to provide the necessary information and help resolve requests as quickly as possible.

menu