Updated to 9 February 2026 (Act No. 21 of 2025 and S.I. No. 35 of 2026)
| SI Year and Number 1997 | Title | How Affected | Affecting Provision |
| 1001 | Seanad (University Members) General Election Order, 1997 | Para. 2 application restricted | S.I. No. 321 of 1997, arts. 2, 3 |
| S.I. No. 312 of 1997, arts. 2, 3 |