| 1 | Bord Glas Act, 1990 | |
| 2 | Decimal Currency Act, 1990 | |
| 3 | Building Control Act, 1990 | |
| 4 | B & I Line Act, 1990 | |
| 5 | Social Welfare Act, 1990 | |
| 6 | Defence (Amendment) Act, 1990 | |
| 7 | Dún Laoghaire Harbour Act, 1990 | |
| 8 | Horse Breeding Act, 1990 | |
| 9 | Larceny Act, 1990 | |
| 10 | Finance Act, 1990 | |
| 11 | Local Government (Planning and Development) Act, 1990 | |
| 12 | Firearms and Offensive Weapons Act, 1990 | |
| 13 | International Carriage of Goods by Road Act, 1990 | |
| 14 | Derelict Sites Act, 1990 | |
| 15 | Industrial Credit (Amendment) Act, 1990 | |
| 16 | Criminal Justice Act, 1990 | |
| 17 | Control of Clinical Trials and Drugs Act, 1990 | |
| 18 | National Treasury Management Agency Act, 1990 | |
| 19 | Industrial Relations Act, 1990 | |
| 20 | Shannon Navigation Act, 1990 | |
| 21 | Local Government (Water Pollution) (Amendment) Act, 1990 | |
| 22 | Turf Development Act, 1990 | |
| 23 | Health (Nursing Homes) Act, 1990 | |
| 24 | Broadcasting Act, 1990 | |
| 25 | Pensions Act, 1990 | |
| 26 | Insurance Act, 1990 | |
| 27 | Companies (Amendment) Act, 1990 | |
| 28 | Teachers' Superannuation (Amendment) Act, 1990 | |
| 29 | International Development Association (Amendment) Act, 1990 | |
| 30 | Public Hospitals (Amendment) Act, 1990 | |
| 31 | Fóir Teoranta (Dissolution) Act, 1990 | |
| 32 | Criminal Law (Rape) (Amendment) Act, 1990 | |
| 33 | Companies Act, 1990 | |
| 34 | Criminal Justice (Forensic Evidence) Act, 1990 | |
| 35 | Exchange Control (Continuance) Act, 1990 | |
| 36 | Electoral (Amendment) Act, 1990 | |
| 37 | Unit Trusts Act, 1990 | |
| 38 | Appropriation Act, 1990 | |
