Nothing contained in §§ 9-48-26 to 9-48-29, inclusive, shall be construed to limit or restrict the power of municipalities to contract as granted by § 9-48-32, and any contract heretofore or hereafter entered into under such power shall be in lieu of any fees, rates, rentals, or charges established under §§ 9-48-26 to 9-48-29, inclusive.
SDCL 9-48-30