Division (a) ValidityF1 United Kingdom Original text. Later amendments are not shown. An IR shall be valid for 1 year. Annotations Textual amendments F1 Substituted by Commission Implementing Regulation (EU) 2019/1747 of 15 October 2019 amending Regulation (EU) No 1178/2011 as regards requirements for certain flight crew licences and certificates, rules on training organisations and competent authorities (Text with EEA relevance). ← Division FCL.625 Division (a) Division (b) →