[1] The Electoral (Amendment) Act 1959 was struck out in 1961 by the High Court as being repugnant to the Constitution of Ireland because of excessive malapportionment.
[1] The incoming Taoiseach Jack Lynch promised that future boundary revisions take account of recommendations from an independent commission.
[4] The ad hoc system was superseded when the Electoral Act 1997 placed the Constituency Commission on a statutory footing with fixed terms of reference.
The members of the most recent commission, in 2016, were: In relation to Dáil constituencies, the commission was required, in observing the relevant provisions of the Constitution of Ireland, to have regard to:[8] The Commission invited written submissions in relation to both Dáil and European Parliament constituencies from the general public and from each member of the Dáil and Seanad, and the members of the European Parliament from Ireland, registered political parties and Returning officers/County registrars.
The final determination of the constituencies for Dáil Éireann and the European Parliament is a matter for the Oireachtas to prescribe in legislation, as the commission's role was advisory.