It shall be unlawful to erase, alter or modify
the plans, working drawings or specifications, approved and stamped
by the Commissioner of Public Works.
Permission to copy plans or specifications from
the files in the office of Commissioner of Public Works shall not
be allowed any person, except upon written consent of the owner of
the building, and the approval and/or consent of the architect and/or
engineer.
Plans, specifications or other documents filed
with the Commissioner of Public Works shall not be removed from the
files of the Commissioner of Public Works for any cause whatsoever,
except by subpoena of a court or body having jurisdiction to issue
a legal subpoena, or by a duly appointed appointee of the Commissioner
of Public Works and then only for the purpose of checking such plans
and specifications or the construction work therein.
Five years after the completion of work, the
plans filed with the Commissioner of Public Works may be destroyed
by the Commissioner of Public Works, except plans and specifications
of important new buildings, which shall be kept permanently.