Permit Triggers & Issuance Process

Various conditions warrant a District Permit, and they will established requirements for work occuring within the District.

A District Permit is required for:

Residence

  • Septic tank abandonment.
  • Remodel and/or addition to existing structure.
  • New home construction.
  • Construction of an Accessory Dwelling Unit (ADU) or accessory building structure.
  • Demolition of an existing building.
  • Replacement or installation of any on-site or public right-of-way sewer lateral, cleanout, or backflow protection system.
  • Construction, installation, or substantial repair of any on-site plumbing system connected to a sanitary sewer.

Businesses

  • Tenant improvement of any commercial, industrial, or quasi-public structure.
  • Replacement or installation of any on-site or ROW sewer lateral, clean out, or backflow protection system.
  • The change of business use in any commercial, industrial, or quasi-public structure.

Obtaining a District Permit or being issued a "No District Permit Required" Letter requires you to:

Email West Valley Sanitation District at permits@westvalleysan.org or a call at (408) 385-3050 with a description of your work, including sending any and all plan sets showing proposed work. Residential scope of work will need to email the following form:

The District wants to ensure:

  1. access to your lower building sewer lateral meets standards for District maintenance access as defined under the "Your and the District's Responsibilities" page.
  2. your property is protected from backups in the District sanitary sewer system;
  3. proper connection and disconnection to the District sanitary sewer system is being made; and
  4. appropriate fees and charges are levied.

When “no” Permit is Required
If no District permit is required, then a “No District Permit Required” letter will be emailed to you to deliver to the agency building permit staff. Determining when a District permit is not required typically occurs the next business day after receiving all required scope of work information.

When Permit is Required
If your project scope of work requires a District permit, typically five business days (after receiving all required scope of work information) are needed to issue a District permit. For ADU’s and non-residential use up to ten business days may be required for issuance of a District permit. District requirements and fees and charges will be outlined in your issued District permit. A copy of your issued District permit will be given to you to deliver to the agency building permit staff to ensure the District requirements on your property are included in your agency building permit.

  Fee and Charges Explained