Simplified Process for Internal Market Movements (SPIMM): Declaration Category Data Set C21i
Published 10 January 2025
© Crown copyright 2025
This publication is licensed under the terms of the Open Government Licence v3.0 except where otherwise stated. To view this licence, visit nationalarchives.gov.uk/doc/open-government-licence/version/3 or write to the Information Policy Team, The National Archives, Kew, London TW9 4DU, or email: psi@nationalarchives.gov.uk.
Where we have identified any third party copyright information you will need to obtain permission from the copyright holders concerned.
This publication is available at https://www.gov.uk/government/publications/simplified-process-for-internal-market-movements-spimm-and-uk-carrier-ukc-scheme-declaration-category-data-sets/simplified-process-for-internal-market-movements-spimm-declaration-category-data-set-c21i
This guidance is for information purposes only and cannot be used until the Simplified Process for Internal Market Movements (SPIMM) has been launched.
The following table identifies the requirements for completion of the appropriate data elements (DEs) for imports to Northern Ireland (NI) from Great Britain (GB) using Simplified Process for Internal Market Movements (SPIMM) or the UK Carrier (UKC) Scheme for Post and Parcel Movements.
| Symbol | Symbols in the cells — Symbol description |
|---|---|
| A | Mandatory: data required in all instances |
| C | Optional for economic operators: data that economic operators may decide to supply |
| D | Dependent on Customs Clearance Request (CCR) scenario, for example, Representative |
| X | Data element required at item level of the clearance request. |
| Y | Data element required at header level of the clearance request. |
| Data Element (DE) number | Data Element (DE) name | Symbol | Note | |
|---|---|---|---|---|
| 1/1 | Declaration type | A | Y | — |
| 1/2 | Additional Declaration type | A | Y | — |
| 1/6 | Goods item number | A | X | — |
| 1/9 | Total number of items | A | Y | — |
| 1/10 | Procedure | A | X | — |
| 1/11 | Additional Procedure | A | X | — |
| 2/1 | Simplified declaration/Previous documents | A | X, Y | — |
| 2/2 | Additional information | A | X, Y | Only Additional Information Code RRS01 may be declared at Header level |
| 2/3 | Documents produced, certificates and authorisations, additional references. | A | X | — |
| 2/4 | Reference number/UCR | C | X, Y | — |
| 2/5 | LRN | A | Y | — |
| 3/15 | Importer | D | Y | [12v] |
| 3/16 | Importer identification no | A | Y | — |
| 3/18 | Declarant identification no | A | Y | — |
| 3/20 | Representative identification no | D | Y | [12b] |
| 3/21 | Representative status code | D | Y | [12c] |
| 3/39 | Holder of the authorisation identification no | A | Y | — |
| 5/23 | Location of goods | A | Y | — |
| 5/27 | Supervising customs office | D | Y | [75c] |
| 6/5 | Gross mass (kg) | D | X, Y | [12y] |
| 6/8 | Description of goods | D | X | [12y] |
| 6/10 | Number of packages | A | X | — |
| 7/4 | Mode of transport at the border | A | Y | — |
For an explanation of each note in the table refer to Category Data Sets Reading Notes for SPIMM and UKC.
You can find out more information about the different data elements in groups 1 to 7.