No unauthorized person shall uncover, make any connections with or opening into, use, alter or disturb any public sewer or appurtenance thereof without first obtaining a written permit from the Superintendent.
Any person proposing a new discharge into the system or a substantial change in the volume of character of pollutants that are being discharged into the system shall notify the Sewer Commission at least 45 days prior to the proposed change or connection.
There shall be three classes of building sewer permits:
A. 
Single-family residential.
B. 
Multifamily and commercial.
C. 
Industrial.
A. 
In all classes, the owner or his agent shall make application on a special form furnished by the Town. The permit application shall be supplemented by any plans, specifications or other information considered pertinent in the judgment of the Superintendent.
B. 
A permit and inspection fee of $75 shall be paid to the Town at the time the application is filed. Any amount not used is to be reimbursed, and any amount in excess of $75 is to be paid within 30 days.
C. 
Approval of commercial and industrial permits must be obtained from the Superintendent/Commissioner after review and recommendation by the Sewer Commission/Commission before a permit can be issued.
D. 
An applicant seeking a sewer connection or extension shall provide inflow and infiltration mitigation in accordance with 314 CMR 12 § 12.04(2)(d.).
An old building sewer may be used in connection with a new building only when it is found, on examination and test by the Superintendent, to meet all requirements of this chapter. Any costs involved in examinations and tests shall be paid by the person making the application for a permit.
In all buildings in which any building drain is too low to permit gravity flow to the public sewer, wastewater carried by such building drain shall be lifted by an approved means and discharged to the building sewer.
A. 
All costs and expense incident to the installation and connection of the building sewer shall be borne by the owner.
B. 
The owner shall indemnify the Town from any loss or damage that may directly or indirectly be occasioned by the installation of the building sewer.
A separate and independent building sewer shall be provided for every building, except, where one building stands at the rear of another on an interior lot and no private sewer is available or can be constructed to the rear building through an adjoining alley, court, yard or driveway, the building sewer from the front building may be extended to the rear building and the whole considered as one building sewer.
The size, slope, alignment, materials of construction of a building sewer and the methods to be used in excavating, placing of the pipe, jointing, testing and backfilling the trench shall all conform to the requirements of the building and plumbing code or other applicable rules and regulations of the Town. In the absence of code provisions or in amplification thereof, the materials and procedures set forth in appropriate specifications of the American Society for Testing and Materials and Water Pollution Control Federation Manual of Practice No. 9 shall apply.
No person shall make connection of roof downspouts, exterior foundation drains, areaway drains or other sources of surface runoff or groundwater to a building sewer or building drain which, in turn, is connected directly or indirectly to a public sewer.
The connection of the building sewer into the public sewer shall conform to the requirements of the building and plumbing code or other applicable rules and regulations of the Town. All such connections shall be made gastight and watertight. Any deviation from the prescribed procedures and materials must be approved by the Superintendent before installation.
The applicant for the building sewer permit shall notify the Superintendent when the building sewer is ready for inspection and connection to the public sewer. The sewer connection shall be made under the supervision of the Superintendent or his representative.
All excavations for building sewer installation shall be adequately guarded by the applicant with barricades and lights so as to protect the public from hazard. Streets, sidewalks, parkways and other public property disturbed in the course of the work shall be restored in a manner satisfactory to the Town.