building line(redirected from setback line)
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The closest a building (such as a house) may be to the demarcation dividing two real estate properties. A building line may ensure that houses abide by the fire code or may simply ensure that residents and businesses have some degree of privacy. Building lines are set by either the local government or, less commonly, a neighborhood association.
A setback line; the closest a building may be allowed to come to the property boundary line.Building lines may be set by local government or by subdivision building restrictions.