Indiana Code Title 36. Local Government § 36-9-9-13

(1) a lighting service has been established in accordance with this chapter or under another contract or arrangement;  and

(2) at least sixty percent (60%) of the property owners upon one (1) side of the street on a city block or blocks lighted by the service file with the municipal works board their petition requesting that the lighting service be maintained on that side of the street in the block or blocks each night for a designated number of hours in addition to the number of hours of service prescribed by the current contract, arrangement, or plans and specifications;