Cal. CIV § 1785.20.4

A housing provider, tenant screening company, or other entity that evaluates tenants on behalf of a housing provider shall not use an alleged COVID-19 rental debt, as defined in Section 1179.02 of the Code of Civil Procedure, as a negative factor for the purpose of evaluating a prospective housing application or as the basis for refusing to rent a dwelling unit to an otherwise qualified prospective tenant.