Updated to 2 April 2025 (Act No. 1 of 2025 and S.I. No. 119 of 2025)
Warning: Only amendments made since 1 January 1972 are completely recorded.
| SI Year and Number 1955 | Title | How Affected | Affecting Provision |
| 213 | Dublin Harbour Works Order, 1950 (Amendment) Order 1955 | Rendered obsolete by repeal of Harbours Act 1946 | 61/2015, s. 5(1)(a) |
| 214 | Transport Act, 1950 (Additional Powers) Order 1955 | Not affected | |
| 215 | Social Welfare (Contributions) (Amendment) Regulations 1955 | Revoked | S.I. No. 312 of 1996, regs. 2, 5, schedule |
| 217 | Solicitors Act 1954 (Apprenticeship and Education) Regulations 1955 | Revoked | S.I. No. 9 of 1991, reg. 2, schedule 1 |
| Application restricted | S.I. No. 1 of 1991, regs. 2, 14(2) | ||
| Reg. 7(5)-(8) inserted | S.I. No. 138 of 1974, reg. 2 | ||
| Para. 9 substituted | S.I. No. 49 of 1972, regs. 2, 3 | ||
| Reg. 10 substituted | S.I. No. 333 of 1973, regs. 2, 3 | ||
| S.I. No. 47 of 1973, regs. 2, 3 | |||
| S.I. No. 49 of 1972, regs. 2, 4 | |||
| Para. 12 substituted | S.I. No. 49 of 1972, regs. 2, 5 | ||
| 229 | Telex Regulations 1955 | Reg. 4 amended | S.I. No. 309 of 1974, regs. 2, 4(a) |
| Reg. 5(1) amended | S.I. No. 309 of 1974, regs. 2, 4(b) | ||
| Reg 5(1A) amended | S.I. No. 317 of 1979, regs, 2, 4(1)(a), table | ||
| Reg. 5(1A), table amended | S.I. No. 73 of 1977, regs. 2, 4(1)(a) | ||
| Reg. 5(1A) inserted | S.I. No. 309 of 1974, regs. 2, 4(c) | ||
| Reg 29 amended | S.I. No. 317 of 1979, regs, 2, 4(1)(b), table | ||
| Reg. 29, table amended | S.I. No. 73 of 1977, regs. 2, 4(1)(b) | ||
| Reg. 29, sch. substituted | S.I. No. 73 of 1977, regs. 2, 4(1)(c), schedule | ||
| Sch. substituted | S.I. No. 317 of 1979, regs, 2, 4(1)(c) | ||
| S.I. No. 311 of 1975, regs. 2, 4, schedule | |||
| S.I. No. 355 of 1974, regs. 2, 4 | |||
| 230 | Employment Regulation (Male Workers) Order (Packing Joint Labour Committee) 1955* | 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 | |||
| 231 | Employment Regulation Order (Button-Making Joint Labour Committee) 1955* | 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 | |||
| 232 | Employment Regulation Order (General Waste Materials Reclamation Joint Labour Committee) 1955* | 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 | |||
| 238 | Minister For Local Government (Agency) Order, 1955 | Rendered obsolete by revocation of nomination | S.I. No. 240 of 1955 |
| 239 | Cork Harbour Works Order 1955 | Rendered obsolete by repeal of Harbours Act 1946 | 61/2015, s. 5(1)(a) |
| 240 | Minister For Local Government (Agency) Order, 1955 (Revocation of Nomination) Order, 1955 | Not affected | |
| 241 | Social Welfare (Unemployment Benefit) (Additional Condition) Regulations 1955 | Revoked | S.I. No. 417 of 1994, arts. 2, 5, sch. N |
| 242 | Social Welfare (Unemployment Benefit and Miscellaneous Provisions) (Transitional) (Amendment) (No. 2) Regulations 1955 | Revoked | S.I. No. 417 of 1994, arts. 2, 5, sch. N |
| 249 | Road Vehicles (Additional Index Marks) (No. 2) Order 1955 | Revoked 1 February 1958 | S.I. No. 13 of 1958, arts. 1(2), (4) and sch. 1 item 17 |