The Codification Support Information System (CSIS) provides a range of services to support NATO Codification. These include the CSIS Search Tool, Codification Requests, Post-Codification Queries, NATO Codification and NCAGE Maintenance. Authorised users can login using the links provided.

For account & password queries, please contact: Civ: 01173 170699 or Mil: (9)2674 699, Email: DISServiceDesk@boeingdefence.co.uk For NATO Codification enquiries, please contact: NCBGBRCodiQuery@mod.gov.uk For NCAGE enquiries, please contact: NCBGBRNCAGE@mod.gov.uk

The CSIS Search Tool provides read-only access to data held within the Codification Support Information System (CSIS). The search tool contains over 6 million items of supply, 12 million manufacturer's part numbers, 33 million item characteristics and 11 million SMD records. The CSIS Search Tool was last updated on the 23rd September 2025 with data extracted on 23rd September 2025

It is now possible to create new UK NCAGEs and maintain your NCAGE address and contact details. To maintain an existing NCAGE, you must login using your NCAGE user ID and password. To create a new UK NCAGE, please use the links provided.