A tribunal of this state exercising personal jurisdiction over a nonresident in a proceeding under this article, under other law of this state relating to a support order, or recognizing a foreign support order may receive evidence from outside this state pursuant to section 14-5-316, communicate with a tribunal outside this state pursuant to section 14-5-317, and obtain discovery through a tribunal outside this state pursuant to section 14-5-318. In all other respects, parts 3 to 6 of this article do not apply, and the tribunal shall apply the procedural and substantive law of this state.