Changes made by 66/399/EEC: Council Decision of 14 June 1966 setting up a Standing Committee on Seeds and Propagating Material for Agriculture, Horticulture and Forestry
EU Decision 1966/399
No changes made by 66/399/EEC: Council Decision of 14 June 1966 setting up a Standing Committee on Seeds and Propagating Material for Agriculture, Horticulture and Forestry are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.