N.H. Code Admin. R. Saf-C 5607.03
A person may request that the Department remove the opt out by writing to Department of Safety, DMV, Attn: Assistant Director, 33 Hazen Drive, Concord, NH, 03305, and including their name, date of birth, and address.
Source. #7361, EXEMPT, eff 9-1-00; ss by #7621, EXEMPT, eff 1-1-02