Except as provided in Kan. Stat. Ann. § 10-307, and amendments thereto, and in any other statute which specifically exempts bonds from the statutory limitations on bonded indebtedness, the limitation on bonded indebtedness of counties shall be governed by the following provisions: (a) Except as provided in subsection (b), the authorized and outstanding bonded indebtedness of any county shall not exceed 3% of the assessed value of all tangible taxable property within such county, as certified to the county clerk on the preceding August 25.

(b) The authorized and outstanding bonded indebtedness of Franklin, Norton and Wyandotte counties shall not exceed 30% of the assessed value of all tangible taxable property within such county, as certified to the county clerk on the preceding August 25.