N.H. Code Admin. R. Saf-C 2505.02
An inspection station shall reject any motor vehicle which has after market tinting as defined in Saf-C 2501.01 unless the driver displays a valid form DSMV 473 (Rev. 9/2025) for that registered motor vehicle.
Source. #4974, eff 11-13-90; ss by #6204, eff 3-15-96, EXPIRED: 3-15-04 New. #8072, eff 4-23-04; ss by #10083, eff 1-31-12; ss by #13416, eff 7-25-22; ss by #14218, INTERIM., eff 3-25-25; ss by #14382, eff 9-20-25, EXPIRES: 9-20-35