Regulations 4 and 8 of the Statutory Sick Pay (General) (Amendment) Regulations (Northern Ireland) 19868, regulation 3 of the Statutory Sick Pay (General) (Amendment No. 2) Regulations (Northern Ireland) 19879 and regulation 3(6) of the Social Security (Contributions), Statutory Maternity Pay and Statutory Sick Pay (Miscellaneous Amendments) Regulations (Northern Ireland) 199610 are revoked.