(a) A tribunal of this state shall apply parts 1 through 6 of this act and, as applicable, part 7 of this act, to a support proceeding involving:

(1) A foreign support order;

(2) a foreign tribunal; or

(3) an obligee, obligor, or child residing in a foreign country.

(b) A tribunal of this state that is requested to recognize and enforce a support order on the basis of comity may apply the procedural and substantive provisions of parts 1 through 6 of this act.

(c) Part 7 of this act applies only to a support proceeding under the convention. In such a proceeding, if a provision of part 7 of this act is inconsistent with parts 1 through 6 of this act, part 7 of this act controls.