Rates & Regulations

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San Jose Water Company's Regulatory Affairs Department directs and oversees SJWC's interactions with the California Public Utilities Commission (CPUC), the state agency charged with the regulatory oversight of investor-owned utilities in California. The department's ultimate objective is to develop policies and rates that provide fair and equitable customer treatment while optimizing shareholder returns. This is achieved through SJWC's participation in various CPUC proceedings and activities.

Specific questions regarding regulatory issues may be directed to regulatoryaffairs@sjwater.com

Questions regarding service or billing should be directed to customer.service@sjwater.com


  • General Rate Information

    General Information About Regulatory Affairs and the California Public Utilities Commissison (CPUC).

  • Tariff Book

    Tariff Book on-line.
    General Rate Schedules for Billing

  • Filings with the California Public Utilities Commission

    Advice Letters and other filings with the California Public Utilities Commission.

  • Notice of New Affiliate

    This notice is provided in compliance with Commission Decision (D) 11-10-034, Appendix A, Section VIII.D, regarding creation of corporate affiliates, which requires that upon the creation of a new affiliate, the utility shall immediately post notice of this event to its website. 

    On March 4, 2015 SJW Group, Inc. became a wholly owned subsidiary of SJW Corp.  SJW Group, Inc. was incorporated in Delaware on March 3, 2015.

    The purpose of SJW Group, Inc. is to engage in any lawful act or activity for which corporations may be organized under the General Corporation Law of the State of Delaware.

  • Service List Subscribers per CPUC General Order 96B