Change of https://www.gov.uk/government/publications/appendix-21-import-declaration-category-data-sets

Change description : 2026-10-06 00:15:00: ‘Appendix 21H: Declaration Category Data Sets H7’ and ‘Appendix 21H: Introduction to Declaration Category Data Sets’ have been updated to confirm Declaration Category H7 may currently only be used for movements into Northern Ireland (NI) under the UK Carrier Scheme (UKC) that are ‘not at risk’ of entering the EU. [Guidance and regulation]

Showing diff : 2026-08-12 23:17:21.571453688 +00:00..2026-10-05 23:23:35.355244986 +00:00

Guidance

Appendix 21: Import Declaration Category Data Sets

Find out about the the specific data elements needed for each declaration category when making an import declaration on the Customs Declaration Service.

Updates to this page

From:
HM Revenue & Customs
Published:
1 August 2018
Last updated:
13
6 AugustOctober 2026 — See
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Documents

Appendix 21: Introduction to Declaration Category Data Sets

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Reading notesH7’ for Declaration Category Data Sets: CDS Declaration and Customs'Appendix Clearance21H: RequestIntroduction Instructions

https://www.gov.uk/guidance/declaration-category-data-sets-reading-notes-for-the-cds-uk-trade-tariff-volume-3

Appendixto 21A: Declaration Category Data SetsSets' H1

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Appendixhave 21B:been Declarationupdated Categoryto Dataconfirm Sets H2

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Appendix 21C: Declaration Category DataH7 Setsmay H3

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Appendixcurrently 21D:only Declarationbe Categoryused Datafor Setsmovements H4

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Appendixinto 21E:Northern DeclarationIreland Category(NI) Dataunder Setsthe H5

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AppendixUK 21F:Carrier DeclarationScheme Category(UKC) Datathat Setsare I1'not C&F

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Appendixat 21G:risk' Declaration Category Data Sets I1 B&E

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Appendix 21H: Declaration Category Data Sets H7

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Details

This appendix provides a detailed breakdown of entering the specific data elements needed for each declaration category.EU.

Updates to this page

Published 1 August 2018
Last updated

    • Documents

    Appendix 21: Introduction to Declaration Category Data Sets

    HTML

    Reading notes for Declaration Category Data Sets: CDS Declaration and Customs Clearance Request Instructions

    https://www.gov.uk/guidance/declaration-category-data-sets-reading-notes-for-the-cds-uk-trade-tariff-volume-3

    Appendix 21A: Declaration Category Data Sets H1

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    Appendix 21B: Declaration Category Data Sets H2

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    Appendix 21C: Declaration Category Data Sets H3

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    Appendix 21D: Declaration Category Data Sets H4

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    Appendix 21E: Declaration Category Data Sets H5

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    Appendix 21F: Declaration Category Data Sets I1 C&F

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    Appendix 21G: Declaration Category Data Sets I1 B&E

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    Appendix 21H: Declaration Category Data Sets H7

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    Details

    This appendix provides a detailed breakdown of the specific data elements needed for each declaration category.

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    Update history

    2026-10-06 00:15
    ‘Appendix 21H: Declaration Category Data Sets H7’ and ‘Appendix 21H: Introduction to Declaration Category Data Sets’ have been updated to confirm Declaration Category H7 may currently only be used for movements into Northern Ireland (NI) under the UK Carrier Scheme (UKC) that are ‘not at risk’ of entering the EU.

    2026-08-13 00:15
    To incorporate declaration simplifications, changes have been made to the H1, H2, H3, H4, H5, I1 C&F, and I1 B&E Data Sets.

    2026-08-10 14:32
    To incorporate declaration simplifications, changes have been made to the H1, H2, H3, H4, H5, I1 C&F, and I1 B&E Data Sets.

    2025-06-14 00:15
    Data Sets H1, H2, H3, H4, H5 and I1 B&E have been updated with new reading note information at DE 8/6.

    2025-05-30 12:49
    Appendix 21: Introduction to Declaration Category Data Sets has been updated to remove references to the Customs Handling of Import and Export Freight (CHIEF) system as the service is no longer active. Notes regarding previously deleted table content have also been removed.

    2025-02-28 00:15
    Data Set tables have been standardised.

    2024-01-09 13:10
    Blank table cells throughout the collection have been filled with em-dashes (—) to meet accessibility standards. Technical content remains unchanged.

    2023-12-19 00:15
    Data sets H1, H2, H3, H4, H5, I1 C&F and I1 B&E have been updated with new reading note information at DE 3/15.

    2023-06-26 00:15
    Data element 3/40 updated all allow the use of Import One Stop Shop (IOSS) with the H7 data set. Please also refer to the latest version of the Known Error List (KELs) for interim workarounds that apply to IOSS.

    2022-03-04 00:15
    Appendix 21A has been updated at DE 2/2, 3/40, 4/1, 4/9 and 5/15, Appendix 21B has been updated at DE 2/2, Appendix 21C has been updated at DE 2/2, 4/1 and 4/9, Appendix 21D has been updated at DE 2/2, 4/1, 4/9 and 5/15, Appendix 21E has been updated at DE 2/2, 4/1, 4/9 and 5/15, Appendix 21F has been updated at DE 2/2, 4/1, 4/9, 4/17, 5/15 and 6/1 and Appendix 21G has been updated at DE 2/2, 4/1, 4/4, 4/6, 4/7, 4/9 and 6/2.