This is from Nature's Garden. I am assuming it is up-to-date. You might want to check the FDA website.
Soap Regulated by the Food and Drug Administration (FDA)
1. Name of Soap
2. Net weight of Soap (not including the weight of the packaging material)
3. Directions for safe use
4. Warning statement when necessary
5. List of ingredients in descending order of predominance
6. Name and location of business