| 0000 : First Amendment to the Constitution |
| 01/1978 : Tower Hall Theatre Foundation |
| 02/1978 : Judicature Act |
| 03/1978 : Housing and Town Improvement (Amendment) |
| 04/1978 : Special Presidential Commission of Inquiry (Special Provisions) |
| 05/1978 : Tax Amnesty |
| 06/1978 : Ayurveda (Amendment) |
| 07/1978 : President’s Fund |
| 08/1978 : Employment of Trainees (Private Sector) |
| 09/1978 : National Housing (Amendment) |
| 10/1978 : Wages Boards (Amendment) |
| 11/1978 : Fuel Conservation – Five Day Week |
| 12/1978 : Shop and Office Employees Regulation of Employment and Remuneration (Amendment) |
| 13/1978 : Maternity Benefits (Amendment) |
| 14/1978 : Estate Labour (Indian) (Amendment) |
| 15/1978 : Sri Lanka Export Credit Insurance Corporation |
| 16/1978 : Universities |
| 17/1978 : Appropriation (Amendment) |
| 18/1978 : Appropriation |
| 19/1978 : Debt Conciliation (Amendment) |
List of Acts