Changes made by Regulation (EU) 2019/123 laying down detailed rules for the implementation of air traffic management (ATM)…
EU Regulation 2019/123
The legislation Regulation (EU) 2019/123 laying down detailed rules for the implementation of air traffic management (ATM)… changes, newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.