Updated to 27 March 2025 (Act No. 1 of 2025 and S.I. No. 95 of 2025)
Warning: Only amendments made since 1 January 1972 are completely recorded.
| SI Year and Number 1966 | Title | How Affected | Affecting Provision |
| 201 | Importation of Carcases and Animal Products (Prohibition) Order 1966 | Saver | S.I. No. 94 of 2003, reg. 8(1) |
| S.I. No. 50 of 2003, reg. 8(1) | |||
| Non-application of | S.I. No. 162 of 2001, art. 2 & schedule | ||
| Art. 3 amended | S.I. No. 283 of 1992, arts. 1(2), 2 | ||
| Art. 4 amended | S.I. No. 16 of 1989, arts. 1(2), 3 | ||
| Art. 5 revoked | S.I. No. 16 of 1989, arts. 1(2), 4 | ||
| Schedule 1 revoked | S.I. No. 16 of 1989, arts. 1(2), 4 | ||
| 202 | Origin of Manufactured Goods Regulations 1966 | Not affected | |
| 203 | Employment Regulation Order (Sugar Confectionery and Food Preserving Joint Labour Committee) 1966* | Not affected | |
| *See John Grace Fried Chicken Limited and John Grace and Quick Service Food Alliance Limited v The Catering Joint Labour Committee, the Labour Court, Ireland and the Attorney General [2011] IEHC 277 | |||
| 204 | Employment Regulation Order (Messengers (Waterford City) Joint Labour Committee) 1966* | Not affected | |
| *See John Grace Fried Chicken Limited and John Grace and Quick Service Food Alliance Limited v The Catering Joint Labour Committee, the Labour Court, Ireland and the Attorney General [2011] IEHC 277 | |||
| 205 | Employment Regulation Order (Messengers (Cork City Area) Joint Labour Committee) 1966* | Not affected | |
| *See John Grace Fried Chicken Limited and John Grace and Quick Service Food Alliance Limited v The Catering Joint Labour Committee, the Labour Court, Ireland and the Attorney General [2011] IEHC 277 | |||
| 207 | Apprenticeship Act (Designated Trade) (Printing Trade) (No. 2) Order 1966 | Art. 2 amended | S.I. No. 379 of 1981, arts. 2, 3 |
| 214 | Labour (Transfer of Departmental Administration and Ministerial Functions) (No. 2) Order 1966 | Not affected | |
| 219 | Employment Regulation Order (Boot and Shoe Repairing Joint Labour Committee) 1966* | Not affected | |
| *See John Grace Fried Chicken Limited and John Grace and Quick Service Food Alliance Limited v The Catering Joint Labour Committee, the Labour Court, Ireland and the Attorney General [2011] IEHC 277 | |||
| 220 | Employment Regulations (No. 2) Order (Women's Clothing and Millinery Joint Labour Committee) 1966* | Not affected | |
| *See John Grace Fried Chicken Limited and John Grace and Quick Service Food Alliance Limited v The Catering Joint Labour Committee, the Labour Court, Ireland and the Attorney General [2011] IEHC 277 | |||
| 221 | Local Offices (Irish Language) Regulations 1966 | Saver | 37/2001, ss. 7, 165(1) |
| 222 | Garda Síochána (Promotion) (Amendment) Regulations 1966 | Revoked | S.I. No. 39 of 1987, regs. 2, 14(c) |
| 230 | Solicitors Act 1954 (Apprenticeship and Education) (Amendment) Regulations 1966 | Revoked | S.I. No. 9 of 1991, reg. 2, schedule 1 |
| Application restricted | S.I. No. 1 of 1991, regs. 2, 14(2) | ||
| 233 | Road Traffic (Signs) (Amendment) Regulations, 1966 | Revoked | S.I. No. 181 of 1997, regs. 2, 4, sch. 10 |
| 234 | Social Welfare (Widows' and Orphans' (Contributory) Pensions) (Transitional) (Amendment) Regulations 1966 | Revoked | S.I. No. 322 of 1994, arts. 4 and sch. C |
| 235 | Social Welfare (Widows' and Orphans' (Contributory) Pensions) Regulations 1966 | Revoked | S.I. No. 322 of 1994, arts. 3, 4, sch. c |
| Sch. substituted | S.I. No. 233 of 1994, regs. 7(1), 7(2) | ||
| S.I. No. 231 of 1993, regs. 3, 7(1) | |||
| S.I. No. 218 of 1992, regs. 3, 8 | |||
| S.I. No. 206 of 1991, regs. 6(1), 6(2) | |||
| S.I. No. 188 of 1990, regs. 7, 9 | |||
| S.I. No. 188 of 1989, regs. 8, 10, pt. 3 | |||
| S.I. No. 179 of 1988, regs. 8, 10 | |||
| S.I. No. 189 of 1987, regs. 8, 10 | |||
| S.I. No. 255 of 1986, regs. 8, 10 | |||
| S.I. No. 229 of 1985, regs. 9, 11 | |||
| S.I. No. 90 of 1984, regs. 20, 23 | |||
| S.I. No. 182 of 1983, regs. 2, 4 | |||
| S.I. No. 93 of 1982, regs. 2, 4 | |||
| S.I. No. 346 of 1981, reg. 4 | |||
| S.I. No. 110 of 1981, regs. 2, 4 | |||
| S.I. No. 99 of 1980, regs. 2, 4 | |||
| S.I. No. 330 of 1979, regs. 2, 4 | |||
| S.I. No. 117 of 1979, regs. 2, 4 | |||
| S.I. No. 105 of 1978, regs. 2, 4 | |||
| S.I. No. 98 of 1977, regs. 2, 4, schedule | |||
| S.I. No. 264 of 1976, reg. 3, schedule 2 | |||
| S.I. No. 72 of 1976, regs. 2, 4, schedule 2 | |||
| S.I. No. 232 of 1975, regs. 2, 4, schedule 2 | |||
| S.I. No. 67 of 1975, regs. 2, 4 | |||
| S.I. No. 219 of 1974, regs. 2, 4 | |||
| S.I. No. 189 of 1973, art. 4, schedule | |||
| S.I. No. 238 of 1972, regs. 2, 5, schedule | |||
| Reg. 4 amended | S.I. No. 319 of 1977, reg. 3, schedule | ||
| 236 | Garda Síochána Pensions Order 1966 | Not affected | |
| 239 | Garda Síochána Pay (No. 4) Order 1966 | Not affected | |
| 240 | Employment Regulation Order (Tobacco Joint Labour Committee) 1966* | Not affected | |
| *See John Grace Fried Chicken Limited and John Grace and Quick Service Food Alliance Limited v The Catering Joint Labour Committee, the Labour Court, Ireland and the Attorney General [2011] IEHC 277 | |||
| 241 | Social Welfare (Unemployment Benefit) (Contributions and Additional Condition) Regulations 1966 | Revoked | S.I. No. 150 of 1973, reg. 2 |
| 242 | Dublin Harbour Works Order 1966 | Rendered obsolete by repeal of Harbours Act 1946 | 61/2015, s. 5(1)(a) |
| 243 | Infectious Diseases (Maintenance) (Amendment) Regulations 1966 | Revoked | S.I. No. 189 of 1967, regs. 2, 3 |
| 244 | Disabled Persons (Maintenance Allowances) (Amendment) Regulations 1966 | Rendered obsolete by revocation of S.I. No. 142 of 1963. | S.I. No. 160 of 1973, regs. 2, 7. |
| 247 | Social Welfare (Overlapping Benefits) (Amendment) Regulations 1966 | Revoked | S.I. No. 342 of 1990, regs. 3, 4, schedule |
| 250 | Brucellosis in Cattle (Clearance Area) (General Provisions) (Amendment) Order 1966 | Revoked | S.I. No. 286 of 1980, arts. 1(2), 29 |