| IFF/SSR Forms and Documents |
| CAP 761 sets out the application procedures and the basic planning principles that will be applied before approval of any new interrogator installation or changes to an existing approved interrogator installation. |
| DAP 1910 - Application to Operate a Secondary Surveillance Interrogator in the United Kingdom - Ground Based Platform |
| DAP 1911 - Application to Operate a Secondary Surveillance Interrogator in the United Kingdom - Maritime or Airborne Platform |
| DAP 1912 - Application to Operate ACAS (TCAS) within the United Kingdom - Note: Certain equipments are now covered by a generic approval and an application may not be necessary; even if an approval was required previously. Check CAP 761 before submitting a new/renewal application. |
| DAP 1913 - IFF/SSR Interference Reporting Form |
| Mode S Interrogator Code Allocation Process |
| ACAS Generic Approvals |
| AIC 30 Mar 06 (ACAS I AIC) |
| SSR NOTAM Application Form |
| Removal of Mode A/C Interrogators Letter (April 2006) |
| Removal of (Mobile) Mode A/C Interrogators Letter (June 2006) |
| Removal of Mode A/C Interrogators Letter (December 2007) |