278. (1) In this Part—

“environmental legal costs financial assistance mechanism” means the scheme established by section 295;

“legal practitioner” has the meaning it has in the Legal Services Regulation Act 2015;

“Part 9 judicial review” shall be construed in accordance with section 279;

“Part 9 judicial review proceedings” means proceedings relating to Part 9 judicial review including any interim or interlocutory applications arising from such proceedings;

“relevant body” means—

(a) a planning authority or local authority,

(b) the Commission,

(c) a Minister of the Government,

(d) the Office of the Planning Regulator,

(e) the competent authority within the meaning of the Aircraft Noise (Dublin Airport) Regulation Act 2019,

(f) the Government, or

(g) a regional assembly;

“sufficient interest” shall be construed in accordance with section 286.

(2) A reference in this Part to the date on which a relevant body fails to perform a function shall, in relation to Part 9 judicial review proceedings concerning a decision that is alleged to have been made (in whole or in part) as a result of the failure or alleged failure, be read as a reference to the date of that decision.