Updated to 1 June 2025 (Act No. 4 of 2025 and S.I. No. 241 of 2025)
Warning: Only amendments made since 1 January 1972 are completely recorded.
| SI Year and Number 1939 | Title | How Affected | Affecting Provision |
| 405 | National Health Insurance (Great Britain Reciprocal Arrangements) Order 1939 | Revoked | S.I. No. 701 of 2007, arts. 2, 4 & sch. 2 |