"Northern border alliance patrol area" means the area within New Hampshire that is within a radius of 25 air miles of the southernmost border between New Hampshire and Canada, located in the area of Hall Stream at the tri-point intersection of Pittsburg, New Hampshire, Beecher Falls, Vermont, and East Hereford, Quebec.

Source. (See Revision Note at chapter heading for Saf-C 4000) #13815, INTERIM, eff 12-1-23, EXPIRES: 5-29-24; ss by #14024, eff 7-12-24