N.H. Rev. Stat. Ann. § 675:1
I. The following shall be adopted under RSA 675:6:
(d) Historic district regulations proposed under RSA 674:46-a.
[Paragraph II effective until July 1, 2026; see also paragraph II set out below.]
II. Zoning ordinances proposed under RSA 674:16, historic district ordinances proposed under RSA 674:46 and building codes proposed under RSA 674:51 shall be adopted in accordance with the procedures required under RSA 675:2-5.
[Paragraph II effective July 1, 2026; see also paragraph II set out above.]
Source. 1983, 447:1. 1985, 103:24, eff. Jan. 1, 1986. 2025, 276:12, eff. July 1, 2026.