Changes made by EAEC Commission: Decision fixing the date on which the Euratom Supply Agency shall take up its duties and approving the Agency Rules of 5 May 1960 determining the manner in which demand is to be balanced against the supply of ores, source materials and special fissile materials
EU Decision 1960/511
No changes made by EAEC Commission: Decision fixing the date on which the Euratom Supply Agency shall take up its duties and approving the Agency Rules of 5 May 1960 determining the manner in which demand is to be balanced against the supply of ores, source materials and special fissile materials are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.