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28c. 38 (3) The Secretary of State may by order made by statutory instrument subject to annulment in pursuance of a resolution of either House of Parliament repeal or amend any provision in any local Act, including an Act confirming a provisional order, or in any instrument in the nature of a local enactment under any Act, where it appears to him that that provision is inconsistent with, or has become unnecessary or requires modification in consequence of, any provision of this Act.

40.—(1) This Act may be cited as the Misuse of Drugs Act 1971.

(2) This Act extends to Northern Ireland.

(3) This Act shall come into operation on such day as the Secretary of State may by order made by statutory instrument appoint, and different dates may be appointed under this subsection for different purposes.