The Artificial Insemination of Pigs (England and Wales) Regulations 1964
These regulations, which come into operation on 2nd November 1964, are made under section 17 of the Agriculture (Miscellaneous Provisions) Act 1943. They prohibit the distribution or sale of boar semen without a licence from the Minister of Agriculture, Fisheries and Food, except in three cases: insemination of a sow with semen owned by the same person, sale or transfer of semen by the old owner to the new owner of the boar, and delivery to and redelivery from a veterinary surgeon or practitioner or an artificial insemination centre for the purpose of storage.