Customer Assistance Program (CAP)

You may also apply for CAP by completing the appropriate application below, signing it, and mailing it to California Water Service, Attn: Customer Service Department, 1720 North First Street, San Jose, CA 95112. Alternately, you may scan the completed application and e-mail it to or leave it in your local Customer Center drop box. After your application is received, you may be asked to provide proof of income.

At Cal Water, we care about our customers. We are pleased to offer our Customer Assistance Program (CAP—formerly LIRA) to those who meet the income guidelines below or participate in other assistance programs listed. The California Public Utilities Commission (CPUC) has approved CAP for Cal Water’s individually metered residential customers throughout California. Qualifying customers receive a fixed monthly discount equal to 50% of the 5/8 x 3/4-inch meter service charge.

Please enter your account number and zip code at the bottom of this page to submit your online application.

To qualify for CAP:

  • The Cal Water bill must be in your name.
  • You must live at the address where the discount will be received.
  • Your household must meet the income guidelines detailed below OR someone in your household must be enrolled in a qualified public assistance program.
  • You must notify Cal Water if your household no longer qualifies for the CAP discount.
  • Following enrollment, you may be required to provide proof of eligibility.
  • You are required to recertify your eligibility every two years (four years if you have documentation proving you are handicapped or elderly [62+]).

Maximum Household Income (effective June 1, 2022 – May 31, 2023)

To be eligible for CAP based on household income, your household’s gross annual income may not exceed these guidelines:

Household Size1-2345678
Total Combined Annual Gross Income$36,620$46,060$55,500$64,940$74,380$83,820$93,260

(Add $9,440 for each additional household member)

CAP is not retroactive. If you qualify, you will receive a discount beginning the month after Cal Water received your application.

If you have questions about CAP, please e-mail or call toll-free (877) 419-1701.

Enroll in CAP

To begin the CAP application process, enter your account number and service-address ZIP code.


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