Where, pursuant to any provision of law, the lender is required to disclose the amount of interest due or to be due under a shared appreciation loan and the amount of contingent deferred interest due or to be due is not known, the lender may disclose that fact and specify in the disclosure the method for calculating contingent deferred interest.
Source:
Section 1917.075, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=CIV§ionNum=1917.075..