Ky. Rev. Stat. Ann. § 106.250
Any action challenging the validity of any resolution adopted by any water district commissioners of a water district or challenging the validity of any ordinance adopted by the legislative body of any of the cities electing to operate under this chapter, any bond resolution or ordinance, or other resolution or ordinance, shall be brought within twenty
History: Amended 1966 Ky. Acts ch. 69, sec. 1. -- Created 1954 Ky. Acts ch. 18, sec. 25, effective June 17, 1954.