N.Y. Comp. Codes R. & Regs. tit. 6, § 381.5
(e) Persons transporting low-level radioactive waste within New York State may apply for an exemption if they can demonstrate compliance with subdivisions (a) and (b) of this section and the following:
(4) the total activity contained in a shipment does not exceed A2/100, where A2 is the activity defined in 49 CFR 173.435.
Requests for exemptions should be sent to the New York State Department of Environmental Conservation, Division of Solid and Hazardous Materials, 625 Broadway, Albany, NY 12233-7250. Requests for exemptions will be considered on a case-by-case basis.