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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 21Chapter IPart 111Subpart O - Subpart O—Product Complaints
§ 111.553 - What are the requirements under this subpart O for written procedures?
§ 111.560 - What requirements apply to the review and investigation of a product complaint?
§ 111.570 - Under this subpart O, what records must you make and keep?
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