Section 19340 Of Article 1. Claim For Refund From California Revenue And Taxation Code >> Division 2. >> Part 10.2. >> Chapter 6. >> Article 1.
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. Interest shall be allowed and paid on any overpayment in
respect of any tax, at the adjusted annual rate established pursuant
to Section 19521 as follows:
(a) In the case of a credit, from the date of the overpayment to
the due date of the amount for which the credit is allowed. Any
interest allowed on any credit shall first be credited on any amounts
due from the taxpayer under Part 10 (commencing with Section 17001),
this part, or Part 11 (commencing with Section 23001).
(b) In the case of a refund, including a refund in excess of tax
liability as prescribed in subdivision (j) of Section 17053.5, from
the date of the overpayment to a date preceding the date of the
refund warrant by not more than 30 days, the date to be determined by
the Franchise Tax Board.