N.Y. Fam. Ct. Act § 580-711

§ 580-711. Modification of Convention child support order. (a) A\ntribunal of this state may not modify a Convention child support order\nif the obligee remains a resident of the foreign country where the\nsupport order was issued unless:\n (1) the obligee submits to the jurisdiction of a tribunal of this\nstate, either expressly or by defending on the merits of the case\nwithout objecting to the jurisdiction at the first available\nopportunity; or\n (2) the foreign tribunal lacks or refuses to exercise jurisdiction to\nmodify its support order or issue a new support order.\n (b) If a tribunal of this state does not modify a Convention child\nsupport order because the order is not recognized in this state,\nsubdivision (c) of section 580-708 of this part applies.\n