Changes made by Regulation (EEC) No 2780/71 of the Council of 20 December 1971 temporarily suspending the autonomous duties…
EU Regulation No 2780/1971
No changes made by Regulation (EEC) No 2780/71 of the Council of 20 December 1971 temporarily suspending the autonomous duties… are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.