Any lawful structures, building or use of a
building or premises or part thereof at the time this chapter or any
amendment thereto is adopted may be continued although such structure,
building or use does not conform to the provisions thereof, provided
that such structure or building has not been abandoned or such use
discontinued for a period of 2 years or more.
No building which has been damaged by fire or
other causes to the extent of more than 3/4 of its fair market value
shall be repaired or rebuilt except in conformity with this chapter.
The Board of Appeals may permit any nonconforming
use of a building or land to be changed to any other nonconforming
use not substantially different in character or more detrimental or
objectionable to a neighborhood or, if in a part of a building designed
or intended for such use, extended throughout such building.
The Board of Appeals may permit a nonconforming
temporary building or use incidental to the development of a neighborhood,
such permit to be issued for an initial period of not more than 2
years. Such permits may be renewed by the Board for successive periods
of not more than 1 year each.
The record owner of any land may waive the provisions
of this article at any time by filing a duly recorded instrument with
the Registry of Deeds, in which case the bylaw then or thereafter
in effect shall apply.