New York Codes, Rules and Regulations
Title 1 - DEPARTMENT OF AGRICULTURE AND MARKETS
Chapter I - Milk Control
Subchapter A - Dairy Products (Article 4, Agriculture and Markets Law)
Part 8 - Procurement, Issuance And Use Of State Brand Stencils Or Stamps For Labeling Of Whole Milk Cheese
Identification Stamps or Stencils
Section 8.4 - Use of identification stamp or stencil

Such identification stamps or stencils shall be used to clearly mark cheddar cheese, washed curd cheese, or colby cheese within 72 hours after manufacture, with the name of such cheese and with the plant identification number. Such cheese shall also be marked with the date of manufacture and vat number. Such identification marks may be applied to the bandage, wrapper, or container of cheese or to a tag attached to such cheese.