Updated to 18 February 2026 (Act No. 1 of 2026 and S.I. No. 54 of 2026)
Warning: Only amendments made since 1 January 1972 are completely recorded.
| SI Year and Number 1939 | Title | How Affected | Affecting Provision |
| 4 | Public Health (Louth and Meath Shellfish Layings) Regulations 1939 | Revoked | S.I. No. 205 of 1950, reg. 4, sch. 1 |