We use necessary cookies to make our website work. We'd also like to use optional cookies to understand how you use it, and to help us improve it.

For more information, please read our cookie policy.

CAP 413 SI 2023/01: Police, HEMS and SAR Callsigns

We would like to hear from you

The CAA is committed to improving how we deliver services, please help us by completing a short survey about your experiences today

The purpose of this Supplementary Instruction (SI) to the Radiotelephony Manual (CAP 413) is to detail changes to callsign suffixes used in Police, Helicopter Emergency Medical Services (HEMS), and Search And Rescue (SAR) activities as well as the associated procedures detailed within the manual. In addition, this SI also introduces changes to callsigns used in SAR activities.
Status:
Current
Review comment:
-
Version:
1
Version date:
07-Jul-2023
View file:

This publication features in the following categories.

This publication features in the following series.

News from UK Civil Aviation Authority

  1. Regulator decides on changes to Heathrow Airport Limited’s airline charges in response to CMA appeal
    • Published on:
    • Category: News Item
  2. Selina Chadha Appointed Group Director for Consumers & Markets at UK Civil Aviation Authority
    • Published on:
    • Category: News Item
  3. SaxaVord Spaceport granted range licence by Civil Aviation Authority
    • Published on:
    • Category: News Item