Revenue and Taxation Code section 24357.4
(a)
Shall be reduced for interest (1) which has been paid (or is to be paid) by the taxpayer, (2) which is attributable to the liability, and (3) which is attributable to any period after the making of the contribution, and(b)
In the case of a bond, shall be further reduced for interest (1) which has been paid (or is to be paid) by the taxpayer on indebtedness incurred or continued to purchase or carry such bond, and (2) which is attributable to any period before the making of the contribution.
Source:
Section 24357.4, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=RTC§ionNum=24357.4.
(accessed Apr. 24, 2025).