Sec. 1. 30-A MRSA §2851, first ¶, as enacted by PL 1987, c. 737, Pt. A, §2 and Pt. C, §106 and amended by PL 1989, c. 6, c. 9, §2 and c. 104, Pt. C, §§8 and 10, is further amended to read:

Boundary If a municipality, acting through its board of municipal officers, formally advises the municipal officers of one or more adjoining municipalities that there is a dispute regarding the location of the boundary or boundaries between the municipality and its adjoining municipalities, the boundary lines between municipalities shall must be perambulated once every 5 years to determine whether the boundary location is apparent within 5 meters, except as provided in subsection 7. The following procedures apply.

Sec. 2. 30-A MRSA §2851, sub-§7, as enacted by PL 1987, c. 737, Pt. A, §2 and Pt. C, §106 and amended by PL 1989, c. 6, c. 9, §2 and c. 104, Pt. C, §§8 and 10, is further amended to read:

7. Monumentation and record. Municipal boundaries do not need not to be perambulated more often than once every 10 years if:

A. Monuments of granite or other material of comparable life and resistance to movement are located at all angle points and at intervals not exceeding 500 meters along straight boundaries, except for water crossings which that exceed that interval;

B. Monuments have drill holes or punch marks in inserts not exceeding one centimeter in diameter, indicating the point on the monument to be used as the boundary; and

C. Boundaries are shown to scale on a plan filed at the offices of the adjoining municipalities and at the registry of deeds of the county, or adjoining counties, in which the municipalities are located, and that plan includes:

(1) The location of all monuments together with dimensions by which those monuments may be found and checked for accuracy; and

(2) A certification by a qualified and registered land surveyor that the surveyor has examined the records of the legislative action which created that boundary, verified the location of the boundary monuments on the ground and finds agreement, subject to any minor discrepancies that have been noted on the plan.