Changes made by ECSC High Authority: Decision No 24-63 of 11 December 1963 requiring undertakings in the Community steel industry to make returns to the High Authority of transactions involving rebates or special prices for indirect export
EU Decision 1963/24
No changes made by ECSC High Authority: Decision No 24-63 of 11 December 1963 requiring undertakings in the Community steel industry to make returns to the High Authority of transactions involving rebates or special prices for indirect export are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.