Ind. Code § 8-1-2-102
(e) This chapter does not:
(3) prohibit any carrier from carrying free, or at reduced rates, its furloughed, pensioned, or superannuated employees, persons who have become disabled or infirm in its service, the remains of any person killed in its service, or the unremarried surviving spouses and dependent children under eighteen (18) years of age of persons who died in its service.
Formerly: Acts 1913, c.76, s.111; Acts 1915, c.95, s.1; Acts 1973, P.L.63, SEC.1; Acts 1975, P.L.76, SEC.1. As amended by Acts 1978, P.L.2, SEC.802; P.L.3-1997, SEC.424; P.L.158-2013, SEC.131; P.L.186-2025, SEC.78.