Versions of Indiana Code 8-1-31-15.5. Municipally owned utilities and not-for-profit utilities; resetting of adjustment amount upon approval of new basic rates and charges that include eligible infrastructure improvements on LawServer 2023 Indiana Code 8-1-31-15.5. Municipally owned utilities and not-for-profit utilities; resetting of adjustment amount upon approval of new basic rates and charges that include eligible infrastructure improvements 2022 Indiana Code 8-1-31-15.5. Municipally owned utilities and not-for-profit utilities; resetting of adjustment amount upon approval of new basic rates and charges that include eligible infrastructure improvements