N.Y. CNT Law § 722-C

§ 722-c. Services other than counsel. Upon a finding in an ex parte\nproceeding that investigative, expert or other services are necessary\nand that the defendant or other person described in section two hundred\nforty-nine or section two hundred sixty-two of the family court act,\narticle six-C of the correction law or section four hundred seven of the\nsurrogate's court procedure act, is financially unable to obtain them,\nthe court shall authorize counsel, whether or not assigned in accordance\nwith a plan, to obtain the services on behalf of the defendant or such\nother person. The court upon a finding that timely procurement of\nnecessary services could not await prior authorization may authorize the\nservices nunc pro tunc. The court shall determine reasonable\ncompensation for the services and direct payment to the person who\nrendered them or to the person entitled to reimbursement. Only in\nextraordinary circumstances may the court provide for compensation in\nexcess of three thousand dollars per investigative, expert or other\nservice provider.\n Each claim for compensation shall be supported by a sworn statement\nspecifying the time expended, services rendered, expenses incurred and\nreimbursement or compensation applied for or received in the same case\nfrom any other source.\n