Section 11555 Of Article 1. Claim For Refund From California Revenue And Taxation Code >> Division 2. >> Part 6. >> Chapter 5. >> Article 1.
11555
. Interest shall be paid upon the amount of any overpayment of
tax at the adjusted annual rate established pursuant to Section
19521 upon the amount found to have been illegally collected from the
date of payment of the amount to the date of allowance of credit on
account of the overpayment or to a date preceding the date of the
refund warrant by not more than 30 days, the date to be determined by
the board from the first day of the month following the month the
tax becomes due. The interest shall be paid:
(a) In the case of a refund, to the last day of the calendar month
following the date upon which the person making the overpayment, if
he or she has not already filed a claim, is notified by the board
that a claim may be filed or the date upon which the claim is
approved by the board, whichever date is the earlier.
(b) In the case of a credit, to the same date as that to which
interest is computed on the tax or amount against which the credit is
applied.