2015 New York Laws
AGM - Agriculture & Markets
Article 21 - (Agriculture & Markets) Milk Control
257-A - Transportation and storage of milk.

 257-a. Transportation   and   storage   of   milk.  1.  Any  vehicle
  transporting pasteurized milk for retail  sale  in  the  same  container
  shall  be  transported  in  a  vehicle  capable of maintaining milk at a
  temperature of at least forty-five degrees fahrenheit or cooler.
2. It shall be unlawful for milk excluding UHT/aseptic  packaged  milk
  and  milk  products  to  be  shipped  or  stored  in  the  same enclosed
  refrigerated  compartment  which  contains  any   hazardous   or   toxic
  chemicals,  or  solid waste.   "Toxic and hazardous chemicals" shall not
  mean common household products  normally  sold  in  grocery  stores  and
  supermarkets   or   those   products  normally  provided  to  commercial
  establishments by a food service company, that are packaged and  handled
  in  a manner which avoids contamination of milk or milk products. "Solid
  waste" shall not mean any packaging that is approved for reuse  such  as
  returnable milk bottles.
3. It shall be the responsibility of any milk dealer who sells milk or
  dairy  products  intended  for  resale  to another distributor to obtain
  certification from such distributor that  the  requirements  for  proper
  refrigeration transportation as provided in this section are met.
4.  The commissioner may exempt persons who purchase or handle milk in
  a  total  quantity  not  exceeding  twenty  gallons  per  day  from  the
  requirements of this section.