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 1941 | Title | How Affected | Affecting Provision |
| 490 | Hydrocarbon Oil Regulations 1941 | Applied with modifications | S.I. No. 307 of 1975, arts. 2, 12(14) |
| Revoked with trans. provons | S.I. No. 442 of 2001, regs. 2, 60, 61 & sch. 5 | ||
| Reg. 9 amended | S.I. No. 382 of 1977, regs. 2, 3 | ||
| Reg. 29(2) amended | S.I. No. 382 of 1977, regs. 2, 3 | ||
| Reg. 61 amended | S.I. No. 382 of 1977, regs. 2, 3 |