Cal. Health and Safety Code § 33501

(a) An action may be brought pursuant to Chapter 9 (commencing with Section 860) of Title 10 of Part 2 of the Code of Civil Procedure to determine the validity of bonds and the redevelopment plan to be financed or refinanced, in whole or in part, by the bonds, or to determine the validity of a redevelopment plan not financed by bonds, including without limiting the generality of the foregoing, the legality and validity of all proceedings theretofore taken for or in any way connected with the establishment of the agency, its authority to transact business and exercise its powers, the designation of the survey area, the selection of the project area, the formulation of the preliminary plan, the validity of the finding and determination that the project area is predominantly urbanized, and the validity of the adoption of the redevelopment plan, and also including the legality and validity of all proceedings theretofore taken and (as provided in the bond resolution) proposed to be taken for the authorization, issuance, sale, and delivery of the bonds, and for the payment of the principal thereof and interest thereon. (b) Notwithstanding subdivision (a), an action to determine the validity of a redevelopment plan, or amendment to a redevelopment plan that was adopted prior to January 1, 2011, may be brought within 90 days after the date of the adoption of the ordinance adopting or amending the plan. (c) Any action that is commenced on or after January 1, 2011, which is brought pursuant to Chapter 9 (commencing with Section 860) of Title 10 of Part 2 of the Code of Civil Procedure to determine the validity or legality of any issue, document, or action described in subdivision (a), may be brought within two years after any triggering event that occurred after January 1, 2011. The time limit for bringing an action under this subdivision shall be tolled with respect to the validity or legality of any issue, document, or action described in subdivision (a) of any former redevelopment agency or its legislative body until the Department of Finance has issued a finding of completion to the successor agency of that former redevelopment agency pursuant to Section 34179.7. This subdivision shall not apply to any adoption, finding, or determination of any former redevelopment agency or its legislative body after the department has issued a finding of completion to the successor agency of that former redevelopment agency pursuant to Section 34179.7. (d) For the purposes of protecting the interests of the state, the Attorney General and the Department of Finance are interested persons pursuant to Section 863 of the Code of Civil Procedure in any action brought with respect to the validity of an ordinance adopting or amending a redevelopment plan pursuant to this section. (e) For purposes of contesting the inclusion in a project area of lands that are enforceably restricted, as that term is defined in Sections 422 and 422.5 of the Revenue and Taxation Code, or lands that are in agricultural use, as defined in subdivision (b) of Section 51201 of the Government Code, the Department of Conservation, the county agricultural commissioner, the county farm bureau, the California Farm Bureau Federation, and agricultural entities and general farm organizations that provide a written request for notice, are interested persons pursuant to Section 863 of the Code of Civil Procedure, in any action brought with respect to the validity of an ordinance adopting or amending a redevelopment plan pursuant to this section.