Chapter 13.30 of the Olathe Municipal Code was enacted pursuant to the authority of (1) City of Olathe Charter Ordinance No. 26 (adopted August 20, 1985) by which the City exempted itself from the provisions of K.S.A. § 12-856 and 860 and provided substitute and additional provisions on the same subject relating to and authorizing, inter alia, sanitary sewer buy-in connection fees, and (2) Section 5 of Article 12 of the Kansas Constitution (the “Home Rule Amendment”) empowering cities to determine their local affairs and government through the enactment of charter ordinances. (Ord. 94-71 § 1, 1994.)