HMRC: Customs Reliefs EU Exit Regulations 2020 Guidance Updated

• His Majesty's Revenue and Customs (HMRC) has released updated reference documents for import duty reliefs, including new versions of the "United Kingdom Customs Tariff: Reliefs from Import Duty" and "Authorised Use: Eligible Goods and Rates."
• The updates include specific effective dates for new versions of the "Authorised Use" document, with versions 1.24, 1.25, and 1.26 added, and older versions 1.22 and 1.23 removed.
• The guidance clarifies that goods sent from Great Britain to Northern Ireland for processing under the Union Customs Code are covered by reliefs upon return, but returned goods relief does not apply to goods exiting Northern Ireland and re-entering Great Britain.
• These documents are underpinned by The Customs (Reliefs from a Liability to Import Duty and Miscellaneous Amendments) (EU Exit) Regulations 2020, as amended by subsequent statutory instruments.
• Specific tables within the "Reliefs from Import Duty" document detail conditions for pharmaceutical substances and goods for civil aircraft.

These documents are crucial for understanding the specific conditions under which goods may qualify for relief from standard tariff rates, ensuring compliance with evolving post-Brexit customs frameworks.

His Majesty's Revenue and Customs (HMRC) has recently published significant updates to its statutory guidance concerning import duty reliefs. These revisions are crucial for businesses and legal professionals navigating the complexities of post-Brexit trade, particularly regarding the application of reduced tariff rates. The updated documents provide detailed conditions under which various goods may qualify for relief from the standard tariff rate, forming an essential part of HMRC import duty reliefs guidance.

Among the key documents updated is the "United Kingdom Customs Tariff: Reliefs from Import Duty," which is now available in version 1.8, dated 12 February 2025, and set to enter into force on 14 February 2025. This document, a 378 KB MS Word file, outlines the general framework for reliefs. Additionally, several specific tables referenced within this document have been updated, including Table 10 (639 KB) and Tables 11 to 13 (254 KB), both pertaining to pharmaceutical substances under section 41. Table 17 (83 KB), which addresses relief for goods intended for incorporation into or use for civil aircraft under section 45, has also been revised.

Further updates have been made to the "Authorised Use: Eligible Goods and Rates" document, which details specific goods and their qualifying uses for reduced import duty rates. Multiple new versions have been added: version 1.24, dated 12 May 2026 (effective 21 June 2026, 791 KB); version 1.25, dated 23 June 2026 (effective 1 July 2026, 805 KB); and version 1.26, dated 1 September 2026 (effective 1 October 2026, 823 KB). Concurrently, older versions 1.23 (dated 3 March 2026, effective 1 April 2026) and 1.22 (dated 26 November 2025, effective 1 January 2026) of the "Authorised Use: Eligible Goods and Rates" document have been removed from the published guidance.

The foundational legal instrument governing these reliefs is The Customs (Reliefs from a Liability to Import Duty and Miscellaneous Amendments) (EU Exit) Regulations 2020. This critical regulation establishes the framework for customs reliefs following the UK's departure from the European Union. Subsequent legislative actions have further refined and updated the associated guidance documents.

Notably, The Customs (Northern Ireland) (EU Exit) Regulations 2020 introduced amendments to the original 2020 Regulations, leading to an updated version of the UK Reliefs document. More recently, The Customs (Tariff etc.) (Amendment) Regulations 2021 provided further updates to this reference document, and also specifically revised the "Authorised Use: Eligible Goods and Rates" reference document. These statutory instruments collectively ensure the legal enforceability and ongoing relevance of the detailed conditions set out in the HMRC guidance.

A significant aspect of the recent updates addresses the unique customs arrangements pertaining to Northern Ireland. The revised guidance incorporates additional content specifically designed to ensure that goods dispatched from Great Britain to Northern Ireland for processing under the Union Customs Code will remain eligible for reliefs upon their return. This clarification is vital for businesses engaged in cross-border supply chains within the UK.

Conversely, the updated documentation also specifies that returned goods relief will not apply to goods that exit Northern Ireland and subsequently re-enter Great Britain. This distinction is crucial for understanding the application of Northern Ireland customs reliefs GB and for maintaining compliance with the Union Customs Code GB NI provisions. These targeted additions aim to provide clarity on complex movements and prevent unintended application of reliefs in specific scenarios.

These documents are crucial for understanding the specific conditions under which goods may qualify for relief from standard tariff rates, ensuring compliance with evolving post-Brexit customs frameworks. The "reliefs document" comprehensively details the various criteria a good must meet to be eligible for such tariff exemptions. Similarly, the "authorised use document" provides an exhaustive list of eligible goods and outlines the precise uses that must be adhered to for these goods to benefit from reduced import duty rates.

For legal professionals and compliance officers, a thorough review of these updated HMRC reference documents is essential. Accurate application of import duty reliefs and strict adherence to the specified conditions are paramount, particularly given the nuanced rules governing goods movements between Great Britain and Northern Ireland under the Union Customs Code. Staying abreast of these changes is fundamental for mitigating customs risks and ensuring operational efficiency in trade.

Lawyers and compliance officers advising on UK trade and customs must review these updated HMRC reference documents to ensure accurate application of import duty reliefs and compliance with conditions, particularly regarding goods movements between Great Britain and Northern Ireland under the Union Customs Code.

Source: Original reporting via GOV.UK guidance