Updated to 23 October 2025 (Act No. 10 of 2025 and S.I. No. 506 of 2025)
Warning: Only amendments made since 1 January 1972 are completely recorded.
| SI Year and Number 1940 | Title | How Affected | Affecting Provision |
| 268 | Acquisition of Derelict Sites Regulations 1940 | Certain references to "sanitary authority" construed as references to "Irish Water" | 50/2013, ss. 1(3), 6, 7(4) |
| 272 | National School Teachers' Superannuation (Amendment) (No. 2) Scheme 1940 | Revoked with saver | S.I. No. 434 of 2009, reg. 75 |
| Art. 6 application extended | S.I. No. 173 of 1972, art. 21 | ||
| Art. 12 amended | S.I. No. 173 of 1972, art. 4 |