The Secretary of State for Social Services, in conjunction with the Treasury and with the concurrence of the Commissioners of Inland Revenue, in exercise of powers under sections 11(3), 14(1), 15, 59(8), 74(2) and 95(12) of the National Insurance Act 1965, and of all other powers enabling him in that behalf, after considering the report of the National Insurance Advisory Committee on the preliminary draft submitted to them in accordance with section 108 of that Act and for the purpose of consolidating the regulations hereby revoked, hereby makes the following regulations:—