Amending law	Short title	In force from
Act A431	Real Property Gains Tax (Amendment) Act 1978	s. 2, ss. 3(2), 3(3), 3(4), para 3(5)(a), ss. 3(6), 3(7) and 4(5): 7-11-1975; ss. 3(1), para 3(5)(b), ss. 4(1), 4(2), 4(3), 4(4), 4(6), s. 5 and 6: 29-10-1977
Act 241	Finance Act 1981	18-10-1980 except s. 24, 25 and 26: 7-11-1975
Act 264	Finance Act 1982	23-10-1981 except para. 14(i): 7-11-1975
Act 293	Finance Act 1983	The year of assessment 1984 and subsequent years of assessment
Act 309	Finance Act 1984	19-10-1984
Act 323	Finance (No. 2) Act 1985	1-1-1986 except para 39(a), 39(c), 39(d), 39(e), 39(g) and 39(l)- 1-7-1983; para 39(g)- 1-1-1986 except subpara. 15B(2)-1-7-1983
Act 328	Finance Act 1986	24-10-1986
Act 337	Finance Act 1987	para. 18(a): 24-10-1986; para. 18(b) and (c) and s. 19: 23-10-1987
Act 364	Finance Act 1988	21-10-1988
Act 420	Finance Act 1990	1-1-1989
Act 476	Finance Act 1992	1-11-1991
Act 544	Finance Act 1996	27-10-1995
Act 557 Act 578	Finance Act 1997 Finance Act 1998	20-3-1998 except s.30: 1-1-1999; s. 31 and s. 32: 17-10-1998 Sec 30 on 30/1/1999 Sec 31,32 on 17 /10/1987
Act A1028	Tax Laws (Amendment) Act 1998	2-7-1998

Act 591	Finance (No.2) Act1998	1 January 1999
Act 608	Finance (No. 2) Act 2000	1 January 2001