(1) Upon the filing of a petition or comparable pleading authorized by this act, an initiating tribunal of this state shall forward three copies of the petition and its accompanying documents or a comparable pleading and its accompanying documents:
(a) To the responding tribunal or appropriate support enforcement agency in the responding state; or
(b) If the identity of the responding tribunal is unknown, to the state information agency of the responding state with a request that they be forwarded to the appropriate tribunal and that receipt be acknowledged.
(2) If a responding state has not enacted this act or a law or procedure substantially similar to this act, a tribunal of this state may issue a certificate or other document and make findings required by the law of the responding state. If the responding state is a foreign jurisdiction, the tribunal may specify the amount of support sought and provide other documents necessary to satisfy the requirements of the responding state.