Section 6-603. Effect of registration for enforcement.
(a) A support order or income-withholding order issued in another state is registered when the order is filed in the registering tribunal of the commonwealth.
(b) A registered order issued in another state is enforceable in the same manner and is subject to the same procedures as an order issued by a tribunal of the commonwealth.
(c) Except as otherwise provided in this article, a tribunal of the commonwealth shall recognize and enforce, but may not modify, a registered order if the issuing tribunal had jurisdiction.