Section 60280 Of Chapter 4. Bonds From California Water Code >> Division 18. >> Part 5. >> Chapter 4.

. Any action or proceeding, wherein the validity of any such bonds or of the proceedings in relation thereto is contested, questioned or denied, shall be commenced within three months from the date of such election; otherwise, said bonds and all proceedings in relation thereto shall be held to be valid and in every respect legal and incontestable.