2016 New York Laws
LAB - Labor
Article 16 - (Labor) EXPLOSIVES
453 - Storage.

  453. Storage. No person shall store explosives except in a magazine
  constructed, located and certified in accordance with the provisions  of
  this  article  and the regulations promulgated pursuant to this article.
  The magazine certificate shall be attached to the magazine on the inside
  of each such magazine. No person shall store  more  than  three  hundred
  thousand  pounds  of  explosives  in  any  one  magazine  at  any  time.
  Explosives not stored in compliance with this section shall be deemed to
  present a danger to the public, including but not limited to,  emergency
  responders  and other persons lawfully frequenting the area and as such,
  are subject to seizure and destruction pursuant to subdivision  five  of
  section four hundred sixty of this article.
This section shall not apply to explosives while being legally blasted
  or while legally in the custody of a common carrier awaiting shipment or
  delivery to a consignee during the time permitted by federal law; nor to
  the  storage  of such limited amount of sporting or smokeless powders as
  may be  permitted  by  the  regulations  promulgated  pursuant  to  this
  article.