1507.The amalgamation provided for in section 1492 of this Act is deemed, for the purposes of section 30 of the Act respecting the representation of family-type resources and certain intermediate resources and the negotiation process for their group agreements (chapter R-24.0.2), as it read on the day before the day of amalgamation, to be an amalgamation of institutions, but only between institutions in a single health region in which two or more resource associations have been recognized to represent any of the groups referred to in paragraph 2 of section 4 of that Act.