CAP 797 Flight Information Service Officer Manual

Supplementary Instruction (SI) 2020/07 to CAP 797 Flight Information Service Officer (FISO) Manual Edition 3 was published on 4 August 2020, effective 3 December 2020.

This SI details changes made to the FISO Manual (CAP 797), relating to amendment 8 to ICAO Doc 4444 PANS-ATM and to reflect changes made to the UK’s SSR Code Allocation Plan on 27 February 2020 regarding the implementation of VFR and IFR conspicuity codes.