Massachusetts General Laws
Article 6 - Registration, Enforcement and Modification of Support Order.
Section 6-610 - Effect of Registration for Modification

Section 6–610. Effect of registration for modification. A tribunal of the commonwealth may enforce a child support order of another state registered for purposes of modification, in the same manner as if the order had been issued by a tribunal of the commonwealth, but the registered support order may be modified only if the requirements of section 6–611 or 6–613 have been met.