MAWB : Master Air Waybill

An airline air waybill relating to a consolidation.

Read more MFN : Most Favoured Nation

Trading with another country - lower rates of duty - WTO

Read more Modernised Customs Code

Same as commodity code / tariff code

Read more MRN : Movement Reference Number

Most declaration reference numbers are 18 digits and are usually made up of numbers and letters. The Movement Reference Number consists of

Read more MUCR : Master Unique Consignment Reference

Master Unique Consignment References (MUCR) are normally used to associate or link several declaration UCRs.

Read more Mutual Administrative Assistance

Measures taken by a Customs administration on behalf of or in collaboration with another Customs administration for the proper application of Customs law and for the prevention, investigation and repression of Customs offences.

Read more NCTS : New Computerised Transit System

NCTS is a customs electronic transit system. Goods can be transported undeclared in the Union customs transit system, when they are imported into the European Union or are transported via the Union and Efta.

Read more Non inventory-linked ports

The customs declaration is sorted at the port and requires more manual input.

Read more

Latest News

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HMRC Update - Electronic Travel Authorisation

Eligible HGV drivers travelling to the UK without a visa need an Electronic Travel Authorisation (…

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Customs Clearance - What's New in 2026

2025 was an eventful year for changes to customs clearance requirements and regulation, and 2026…

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HMRC Update : Import Control System 2 (ICS2) – act now to be ready by 31 December 2025

Import Control System 2 (ICS2) is the new IT system for submitting entry summary (ENS) declarations…

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Douane (French Customs) update - ICS2 Road, Rail Vectors and Unaccompanied Trailers Important Reminder: End of Transition on 31 December 2025

The ICS2 transition period for road and rail vectors and for unaccompanied trailers ends on 31…

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HMRC Update - CDS System Maintenance, Sat 13 - Sun 14 December 2025

Due to maintenance the Customs Declaration Service (CDS) will be unavailable to all users from…

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CustomsLink Christmas and New Year Opening Times 2025

Our customer service team will be available in some capacity most days over the Christmas and New…