RSA 674:10 Establishment of Official Map.

After the planning board of any municipality has adopted a master plan which includes a major street plan, or has progressed in its master planning to the stage of the making and adoption of a major street plan, and has certified a copy of a major street plan to the local legislative body, as provided in RSA 674:9, the local legislative body is hereby empowered and authorized to establish an official map of the municipality showing the location of the exterior lines of streets of the whole or of any parts of the municipality up to that time existing, laid out and established by law as public streets, and may also show the location of the exterior lines of parks. The official map is to be deemed to be final and conclusive with respect to the location and width of streets and the location o