56. (1) The Commission shall conduct a review of all constituencies:

(a) following the publication, by the Central Statistics Office, of the preliminary result of a census of population of the State;

(b) following the receipt, by the Commission, of a written direction from the Minister, which shall be made by the Minister where either a Constituency Commission or the Commission has presented a report under section 58, and where—

(i) after such presentation, the total number of members of the European Parliament to be elected in the State specified pursuant to the treaties governing the European Union is different from the total number to which the Constituency Commission or the Commission had regard when preparing its report under section 57, and

(ii) the Constituency Commission or the Commission is not due to prepare and present a report under section 57(1)(a) before the date of the next European Parliament election.

(2) In this section, “Constituency Commission” means a Constituency Commission established pursuant to section 5 of the Electoral Act 1997.