There are several federal agencies that play a part in the regulations covering soap and cosmetic labeling. Checking their websites will provide details. Also checking the actual regulations in the Code of Federal Regulations is recommended.

Government Agency Websites
- FDA, Cosmetic Division
- Federal Trade Commission
- National Institute of Standards & Technology, Weights and Measures
- National Conference of Weights and Measures
- Environmental Protection Agency – Minimum Risk Pesticides
- United States Department of Agriculture (USDA)
Actual Regulations
Title 21, Code of Federal Regulations, Cosmetic Products:
Rules and Laws