For the purpose of facilitating the introduction of the scheme of social security contributions within the meaning of paragraph 9(1)(a)(i) of Schedule 3 to the Social Security (Consequential Provisions) Act 1975 F1 regulations 2(2) (married women who are employed persons), 3(2) (married women who are self-employed persons), 4(2) (married women who are non-employed persons) and 16 (notice of marriage) of the National Insurance (Married Woman) Regulations 1973 shall be saved.