Mass. Gen. Laws ch. 209D, § 6-613
Jurisdiction to modify child support order of another state when individual parties reside in the commonwealth.
(b) A tribunal of the commonwealth exercising jurisdiction under this section shall apply Articles 1 and 2, this Article and the procedural and substantive law of the commonwealth to the proceeding for enforcement or modification.
Articles 3, 4, 5, 7, and 8 do not apply.