Updated to 21 November 2025 (Act No. 11 of 2025 and S.I. No. 550 of 2025)
Warning: Only amendments made since 1 January 1972 are completely recorded.
| SI Year and Number 1938 | Title | How Affected | Affecting Provision |
| 251 | Widows' and Orphans' Pensions (Date of Publication of Census) Order 1938 | Revoked | S.I. No. 272 of 1990, regs. 3, 4, schedule B |
| 253 | Widows' and Orphans' Pensions (Voluntary Contributors) Regulations 1938 | Revoked | S.I. No. 272 of 1990, regs. 3, 4, schedule B |
| 284 | Taximeter (Fees on Verification and Stamping by Special Inspectors) Regulations 1938 | Revoked | S.I. No. 158 of 1978, reg. 4 |
| 286 | The Weights and Measures (Taximeter: Section 136 of the Road Traffic Act, 1933), Regulations 1938 | Revoked | S.I. No. 323 of 2008, reg. 73 |
| 296 | National Health Insurance (Great Britain Reciprocal Arrangements) Order 1938 | Revoked | S.I. No. 701 of 2007, arts. 2, 4 & sch. 2 |