Every contract for sale or lease of a seller assisted marketing plan in this state shall be in writing and shall be subject to the provisions of this title. A copy of the fully completed contract and all other documents the seller requires the purchaser to sign shall be given to the purchaser at the time they are signed.
Source:
Section 1812.207, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=CIV§ionNum=1812.207..