18. For the purposes of this Act,(1) “mandatary body of the municipality” means any body declared by law to be a mandatary or agent of the municipality and any body the majority of the members of the board of directors of which are members of the council of the municipality and whose budget is adopted by the council of the municipality;
(2) “supramunicipal body” means a metropolitan community, any regional county municipality, intermunicipal management board, or intermunicipal transit authority, the Autorité régionale de transport métropolitain, the Réseau de transport métropolitain, the Kativik Regional Government and any other public body the majority of the members of the board of directors of which are elected municipal officers.