1-A:2 Application of Coordinate Systems. –
The use of the term "New Hampshire coordinate system of 1927" or "New Hampshire coordinate system of 1983" or the "New Hampshire state plane coordinate system" on any map, report of survey, or other document shall be limited to coordinates based on the New Hampshire coordinate system as defined in RSA 1-A:1. The New Hampshire coordinate system of 1927 shall not be used after December 31, 1989. The New Hampshire coordinate system of 1983 shall not be used for projects commenced after the "New Hampshire state plane coordinate system," as defined in RSA 1-A:1, III has been released for public use by the National Geodetic Survey (NGS) or its successors.
Source. 1985, 216:1, eff. July 30, 1985. 2026, 196:2, eff. June 19, 2026.