Indiana Code Title 36. Local Government § 36-9-23-6

Sec. 6.  (a) The board may enter into all contracts or agreements necessary or incidental to the performance of its duties and the execution of its powers under this chapter.  However, the board may not obligate itself or the municipality beyond the extent to which money has been or may be provided under this chapter.

(b) A contract relating to the financing of the acquisition or construction of any sewage works, or to any trust indenture authorized by this chapter, is not effective until it is approved by the municipal legislative body.

(c) A contract or an agreement with any contractor or contractors for labor, equipment, or materials shall be let and entered into under the statutes governing the letting of contracts by agencies of municipalities.

(d) The board or any public utility (as defined in IC 8-1-6-3) contracting with the board for the treatment, purification, or disposal in a sanitary manner of liquid and solid waste, sewage, night soil, or industrial waste may contract with a water utility furnishing water service to users or property served in the municipality or by the public utility to do the following:

A contract under this subsection is enforceable without the approval of the Indiana utility regulatory commission.

(e) The procedures in IC 36-9-25-11.5(a) through IC 36-9-25-11.5(e) apply to the discontinuance of water service to a delinquent sewer user under a contract between the board and a water utility described in subsection (d).