Indiana is considered an "employment at-will" state. This means that Indiana employers may hire, fire, promote, demote, layoff, suspend, set their own work hours and policies at their discretion; so long as the do not discriminate against their employees because of their age, sex, race, religion, national origin, or disability.
If you have further questions about rights under Worker's Compensation contact the Indiana Worker's Compensation Board at 800-824-2667.