Military Mobility: Customs Technical Handbook Published
BY:
Niamh O'Connor
23 February 2026
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HMRC have published a further Technical Handbook for Military Mobility to provide comprehensive guidance for visiting military forces and the UK Ministry of Defence on the application of NATO form 302 and the UK Armed Forces Declaration process.
It provides details on the import, export, and transit of military freight using NATO Form 302, as well as guidance on the UK armed forces declaration process and associated customs procedures.
A link to the handbook can be found below:
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During this period, please note that any pre-lodged declarations that will be affected by the changes should be changed/amended prior to the goods arriving. If customs declarations are not corrected prior to arrival, they will be rejected.
Following the CDS update on 26 September 2026 (version 5.3.0), the Customs Declaration Service (CDS) will be unavailable during scheduled maintenance.
Document code 9Y16 is used by importers to claim a contractual waiver. From 30 September 2026, this code will cease to be valid.
