sch 1: Am 1975 No 37, sec 26 (b); 1976 No 39, Sch 1 (6); GG No 14 of 26.1.1979, p 326; GG No 35 of 27.2.1981, p 1081; 1983 No 129, sec 3; 1983 No 189, Sch 1 (13); 1985 No 118, Sch 1; 1986 No 212, Sch 1; 1988 No 35, sec 118; 1989 No 58, sec 39; 1989 No 99, sec 87; GG No 134 of 27.9.1991, p 8326; 1992 No 15, Sch 4; 1992 No 57, Sch 2; 1993 No 9, Sch 2; 1993 No 87, Sch 6; 1993 No 105, Sch 3; 1994 No 9, Sch 2 (2); 1994 No 73, Sch 2; GG No 122 of 6.10.1995, p 7037; 1996 No 121, Sch 4.38; GG No 92 of 12.6.1998, p 4146; 1998 No 133, Sch 3.5; 1998 No 148, Sch 1 [3] [4]; 2001 No 112, Sch 2.26; 2002 No 42, Sch 3 [16]; 2003 No 90, Sch 1 [3]; 2005 No 6, Sch 1.3 [1]–[5]; 2005 No 46, Sch 11.5; 2005 No 64, Sch 1.23 [4]; 2010 No 84, Sch 2.8; 2011 No 37, Sch 2.4; 2012 No 66, Sch 5.10 [6]; 2012 (515), cl 3.