63.2. For the purposes of this subdivision, the following are partner bodies:(1) if the by-law is related to the amendment or revision of a metropolitan plan, every regional county municipality all or part of whose territory is situated within the territory of the metropolitan community;
(2) if the by-law is related to the amendment or revision of an RCM plan applicable to part of the territory of a metropolitan community, that metropolitan community; and
(3) in addition to those described in paragraph 2, if the by-law is related to the amendment or revision of an RCM plan, every municipality whose territory is situated within the territory of the regional county municipality.