Changes made by Commission Decision of 16 December 1976 derogating from High Authority recommendation 1/64 concerning an increase in the protective duty on iron and steel products at the external frontiers of the Community (eighty-fourth derogation)
EU Decision 1977/17
No changes made by Commission Decision of 16 December 1976 derogating from High Authority recommendation 1/64 concerning an increase in the protective duty on iron and steel products at the external frontiers of the Community (eighty-fourth derogation) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.