Revising U.S. Standards for Grades of Mushrooms
AI-generated summary for informational purposes only. Not legal advice. See the original source for the authoritative text.
The USDA is updating the standards for grading mushrooms, including portabella mushrooms, to align with modern practices. Changes will affect grading criteria, size specifications, and defect tolerances, aiming to reflect current industry standards and marketing trends.
AI-generated summary. May contain errors. Refer to official sources for legal decisions.
Key Changes
- Addition of grading for portabella mushrooms
- Separation of size specifications from grading criteria
- Revised tolerances for defects reflecting current practices
Obligations
What this law requires
Submit comments on proposed U.S. Standards for Grades of Mushrooms on or before June 9, 2026
Apply revised grading criteria that add a new grade for portabella mushrooms and remove size from individual grade criteria, with size specifications moved to separate sections
Implement revised tolerance specifications for defects at shipping point and en route/at destination, including new tolerances for button mushrooms with open veils and portabella type mushrooms
Apply updated definitions for defect types including bruising, cuts or mechanical defects, extraneous material, feathering, open veils, and spots when grading mushrooms
Establish and apply package tolerance limits for defects and off-size mushrooms that vary based on packaging size