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| | No. 1/1990 — Bord Glas Act, 1990 |
| | No. 2/1990 — Decimal Currency Act, 1990 |
| | No. 3/1990 — Building Control Act, 1990 |
| | No. 4/1990 — B & I Line Act, 1990 |
| | No. 5/1990 — Social Welfare Act, 1990 |
| | No. 6/1990 — Defence (Amendment) Act, 1990 |
| | No. 7/1990 — Dún Laoghaire Harbour Act, 1990 |
| | No. 8/1990 — Horse Breeding Act, 1990 |
| | No. 9/1990 — Larceny Act, 1990 |
| | No. 10/1990 — Finance Act, 1990 |
| | No. 11/1990 — Local Government (Planning and Development) Act, 1990 |
| | No. 12/1990 — Firearms and Offensive Weapons Act, 1990 |
| | No. 13/1990 — International Carriage of Goods by Road Act, 1990 |
| | No. 14/1990 — Derelict Sites Act, 1990 |
| | No. 15/1990 — Industrial Credit (Amendment) Act, 1990 |
| | No. 16/1990 — Criminal Justice Act, 1990 |
| | No. 17/1990 — Control of Clinical Trials and Drugs Act, 1990 |
| | No. 18/1990 — National Treasury Management Agency Act, 1990 |
| | No. 19/1990 — Industrial Relations Act, 1990 |
| | No. 20/1990 — Shannon Navigation Act, 1990 |
| | No. 21/1990 — Local Government (Water Pollution) (Amendment) Act, 1990 |
| | No. 22/1990 — Turf Development Act, 1990 |
| | No. 23/1990 — Health (Nursing Homes) Act, 1990 |
| | No. 24/1990 — Broadcasting Act, 1990 |
| | No. 25/1990 — Pensions Act, 1990 |
| | No. 26/1990 — Insurance Act, 1990 |
| | No. 27/1990 — Companies (Amendment) Act, 1990 |
| | No. 28/1990 — Teachers' Superannuation (Amendment) Act, 1990 |
| | No. 29/1990 — International Development Association (Amendment) Act, 1990 |
| | No. 30/1990 — Public Hospitals (Amendment) Act, 1990 |
| | No. 31/1990 — Fóir Teoranta (Dissolution) Act, 1990 |
| | No. 32/1990 — Criminal Law (Rape) (Amendment) Act, 1990 |
| | No. 33/1990 — Companies Act, 1990 |
| | No. 34/1990 — Criminal Justice (Forensic Evidence) Act, 1990 |
| | No. 35/1990 — Exchange Control (Continuance) Act, 1990 |
| | No. 36/1990 — Electoral (Amendment) Act, 1990 |
| | No. 37/1990 — Unit Trusts Act, 1990 |
| | No. 38/1990 — Appropriation Act, 1990 |