Changes made by Regulation (EEC) No 2737/77 amending Regulation (EEC) No 537/70 authorizing Member States to take measures…
EU Regulation No 2737/1977
No changes made by Regulation (EEC) No 2737/77 amending Regulation (EEC) No 537/70 authorizing Member States to take measures… are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.