§ 531.46 Permit and Written Return for Plumbing Work

   No plumber shall make any attachments, additions to or alterations in any service pipe cock or other fixture connected with the service water pipes, unless he or she first procures a permit from the Commissioner of Water for such work, and makes a written return of the same as prescribed in these rules and regulations.

§ 531.47 Permit to Open Street, Lane or Alley

   Before permits for extending connections are issued, the plumber must present a permit from the Director of Public Service authorizing him or her to open the street, lane or alley in which connection is to be made. No licensed plumber will be granted a permit for work to be done by a person not in the employ of such plumber.

§ 531.48 Permission to Let Water on Premises

   No plumber after making any connection with the service pipes, or after making repairs or putting in any new attachment, shall leave the stop cock open, or let the water on the premises without permission from the Director of Public Utilities.