RSA 674:53 Land Affected by Municipal Boundaries.

I. An owner of contiguous land which is located in more than one municipality may treat a municipal boundary line as an existing boundary between lots, tracts, sites or other divisions of land for purposes of this title unless the existing or proposed use of land or arrangement of structures in one of the municipalities requires and is dependent upon land or improvements located in the other municipality or municipalities in order to fulfill the land use ordinances or regulations of the first municipality with respect to such matters as lot size, density, frontage, uses or accessory uses, set-backs or access, or in order to comply with applicable state or federal regulations.
II. Upon receipt of an application for a permit or approval under this title for the subdivision, deve