R.I. Gen. Laws § 4-9-1: Products to be labeled.

All biological products as defined under the Virus-Serum-Toxin Act 21 USC 151-159 et seq., used for the testing or immunizing of animals sold, given away, or used within the state, shall bear a label stating the name and address of the person, firm, or institution making it and the date of its expiration, and comply with all other provisions of the Virus-Serum-Toxin Act, 21 U.S.C. §§ 151-159 et seq.