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UK Civil Aviation Regulations

These are published by the CAA on our UK Regulations pages. EU Regulations and EASA Access Guides published by EASA no longer apply in the UK. Our website and publications are being reviewed to update all references. Any references to EU law and EASA Access guides should be disregarded and where applicable the equivalent UK versions referred to instead.

CAP 413 ED 23 Corr

This Edition is an updated version of the Radiotelephony Manual (CAP 413) containing updates for:
Foreword; Definitions; Military Callsigns; Surface wind placement in clearances, Squawk Conspicuity and numerous other editorial changes.

In addition to editorial changes and minor corrections, Edition 23 Corr has been updated in line with : Reg (EU) No 923/2012; SI 01/2019; SI 02/2019; and SI01/2020.

Supplementary Instructions (SIs) to CAP 413 are periodically issued ahead of routine amendments to introduce an entirely new subject, a radical change to existing instructions or to re-emphasise an existing instruction. CAP 413 should be read in conjunction with current CAP 413 SIs.