Article 5. Bulk Packages of California Food And Agricultural Code >> Division 15. >> Part 3. >> Chapter 3. >> Article 5.

Butter which is received in this state by brokers, jobbers, and other persons that receive butter in cubes, tubs, firkins, or other bulk packages shall be labeled with all of the following:
  (a) The name and address of the manufacturer.
  (b) The date on which the butter was manufactured.
  (c) The original lot or churn number.

The markings shall remain on the packages until the butter which is contained in the packages is cut and wrapped for the retail trade.

The name of any city, county, or other geographical designation, or any word which may be pronounced the same as any city, county, or other geographical designation, except the address of the manufacturer, wholesale distributor, or retailer, whose name is printed on any package or wrapper, shall not appear upon any package or wrapper.

This article does not prohibit the use of a trademark or brand which has a geographical name if it was copyrighted or registered in the office of the Secretary of State of this state prior to Janaury 1, 1923.