UK SSR Code List
Following a successful evaluation period, the UK Secondary Surveillance Radar (SSR) codes will be removed from the UK AIP in AIRAC 08/2026 and replaced with a dataset available at:
The dataset will be published on 10 June; Please Note: Effective from 6 August 2026. For AIRAC cycles 06 and 07, users should continue to refer to ENR 1.6.