Print and bulk packaging rooms
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
Rooms used for packaging print or bulk butter and related products should, in addition to proper construction and sanitation, provide an atmosphere relatively free from mold (not more than 15 colonies per plate during a 15 min. exposure), dust, or other air-borne contamination and maintain a reasonable room temperature in accordance with good commercial practices.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.