N.H. Rev. Stat. § 339-B:10
The department of agriculture, markets, and food shall enforce the provisions of this chapter. The commissioner of agriculture, markets, and food may adopt rules, under RSA 541-A, as necessary for the proper enforcement of this chapter. The commissioner shall issue stop sale orders when any product stored, sold, offered or exposed for sales is not permanently and conspicuously labeled as provided in this chapter. Any such illegal product shall be placed under written stop sale order, directed to the owner or custodian, and held by the commissioner of agriculture, markets, and food or his representative, at a place to be designated in the stop sale order, until properly labeled by the owner or custodian and released in writing by the commissioner of agriculture, markets, and food or his representative.
RSA 339-B:10
1971, 404:1. 1985, 300:13. 1987, 406:5. 1995, 130:4, 5, eff. July 23, 1995.