(213) 989-3215 (213) 989-3233 The state of California offers this program to help low-income individuals with overdue gas or electric bills. HEAP also offers a rebate program. The rebate check with an annual maximum of $207 is given directly to the utility company to be credited to the customer's account. Applications for this program generally take six weeks or more to process. Priority is given to applicants with the highest utility bill and the lowest income, sometimes.