California Code, Civil Code - CIV § 1788.66

Notwithstanding any other law, a person shall not sell or assign any unpaid COVID-19 rental debt, as defined in Section 1179.02 of the Code of Civil Procedure, for the time period between March 1, 2020, and September 30, 2021, of any person who would have qualified for rental assistance funding provided by the Secretary of the Treasury pursuant to Section 501 of Subtitle A of Title V of Division N of the federal Consolidated Appropriations Act, 2021 (Public Law 116-260)  1or Section 3201 of Subtitle B of Title III of the federal American Rescue Plan Act of 2021 (Public Law 117-2), if the person's household income is at or below 80 percent of the area median income for the 2020 or 2021 calendar year.