StacksVerified U.S. regulatory reference

21 CFR §610.63

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
If two or more licensed manufacturers participate in the manufacture of a biological product, the name, address, and license number of each must appear on the package label, and on the label of the container if capable of bearing a full label.