| 69 | Drainage (Northern Ireland) Order | 19 Jan 1973 |
| 70 | Water and Sewerage Services (Northern Ireland) Order | 19 Jan 1973 |
| 97 | The Northern Ireland (Border Poll) Order | 24 Jan 1973 |
| 413 | The Appropriation (Northern Ireland) Order | 8 Mar 1973 |
| 414 | Financial Provisions (Northern Ireland) Order | 8 Mar 1973 |
| 415 | The Firearms (Amendment) (Northern Ireland) Order | - |
| 416 | The Museums (Northern Ireland) Order | 8 Mar 1973 |
| 740 | The Electoral Law (Northern Ireland) Order | 13 Apr 1973 |
| 962 | Superannuation (Northern Ireland) Order | 24 May 1973 |
| 1086 | Salaries (Comptroller and Auditor-General and Others) (Northern Ireland) Order | 20 Jun 1973 |
| 1227 | The Appropriation (No. 2) (Northern Ireland) Order | 16 Jul 1973 |
| 1228 | Enterprise Ulster (Northern Ireland) Order | 16 Jul 1973 |
| 1229 | The Road Traffic (Amendment) (Northern Ireland) Order | 16 Jul 1973 |
| 1321 | The Mr. Speaker Neill's Retirement (Northern Ireland) Order | 27 Jul 1973 |
| 1322 | Pig Production Development (Amendment) (Northern Ireland) Order | 27 Jul 1973 |
| 1323 | Finance (Miscellaneous Provisions) (Northern Ireland) Order | 27 Jul 1973 |
| 1896 | Land Acquisition and Compensation (Northern Ireland) Order | 13 Nov 1973 |
| 2094 | The Appropriation (No. 3) (Northern Ireland) Order | 12 Dec 1973 |
| 2161 | The Ministries (Northern Ireland) Order | - |