N.Y. Comp. Codes R. & Regs. tit. 1, § 143.7
(2) An application for an exemption under this section shall be made in writing to the duly authorized department representative. The issuance or denial of an exemption under this section, either orally or in writing, shall be final unless within seven days from the date of denial thereof, the department receives notice from applicant in writing of its intention for a proceeding to review such action.
(b) Commissioner administrative exemption.
(a) Shipments of regulated articles for experimental and scientific purposes.