Who may request an appeal grading or review of a grader's decision
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
An appeal grading may be requested by any interested party who is dissatisfied with the determination by a grader of the class, quality, quantity, or condition of any product as evidenced by the USDA grademark and accompanying label, or as stated on a grading certificate, and a review may be requested by the operator of an official plant with respect to a grader's decision on any other matter relating to grading in an official plant.
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.