Indiana Administrative Code
Title 575 - STATE SCHOOL BUS COMMITTEE
Article 1 - MINIMUM SPECIFICATIONS FOR SCHOOL BUSES
Rule 9 - Type A, Type B, Type C, and Type D School Buses
Section 9-11 - Bumper, rear

(a) The rear bumper must be made of pressed steel channel that is at least three-sixteenths (3/16) inch thick and eight (8) inches high.

(b) The bumper must wrap around the back corners of the bus. It must extend twelve (12) inches forward measured from the rear-most point of the body and must extend at least one (1) inch beyond the rear-most part of the body surface when measured from the ground.

(c) The way in which the bumper is attached must prevent the hitching of rides. The bumper must detach easily from the chassis frame.

(d) The bumper must be braced to withstand rear or side impact.

(e) A trailer hitch is not permitted.