Changes made by 71/141/EEC: Council Decision of 22 March 1971 on the strengthening of co-ordination of short-term economic policies of the Member States of the European Economic Community
EU Decision 1971/141
No changes made by 71/141/EEC: Council Decision of 22 March 1971 on the strengthening of co-ordination of short-term economic policies of the Member States of the European Economic Community are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.