Beginning 1/1/2026, requires manufactured hemp product distributors and manufactured hemp product retailers to obtain a certificate of registration from DOH. Establishes the offense of unlawful hemp distribution or retailing. Specifies the authority to inspect businesses engaged in the distribution and sale of, and authority to seize or confiscate, products containing or derived from hemp. Prohibits the sale of tinctures to persons under twenty-one years of age. Specifies that the offense of unlawful hemp distribution or retailing is subject to nuisance abatement proceedings. Establishes that a violation of the hemp processor laws constitutes an unfair or deceptive act or practice and unfair method of competition subject to a civil penalty. Allows funds in the Hawaii Hemp Processing Special Fund to be used by DOH for the registry of manufactured hemp product distributors and retailers. Authorizes the Office of Medical Cannabis Control and Regulation to administer the hemp processors program. Establishes that every building, premises, or place used for the purpose of violating the hemp processors law is a nuisance subject to abatement. (CD1)