Section 64-624 - Process for establishing non-compliances
For all non-complying buildings or other structures utilizing any of the provisions of this Section, the amount of pre-existing non-compliances shall be based either on the construction documents of such building or other structure previously approved by the Department of Buildings at the time of construction, enlargement , or subsequent alteration of such building or other structure , as applicable, or, where an approved set of construction documents does not exist for such building or other structure , an as-built drawing set completed by a professional engineer or architect. The Department of Buildings may request additional information to substantiate proof of non-compliances . Verification by the Department of Buildings of such documentation shall be a pre-condition prior to any demolition for reconstruction work, or alteration permit issued by the Department of Buildings for a zoning lot altering or reconstructing non-compliances pursuant to the provisions of this Section.