Section 6(5) in Tamil Nadu Motor Vehicles (Regulation and Control of School Buses) Special Rules, 2012
(5)Foot Board. - In every School Bus, the first step of the foot-board shall be at a height not exceeding 300mms and not less than 250 mms from the ground and all steps shall be fitted with non-slip treads. In case the School Bus is used exclusively for the conveyance of differently abled students, the steps shall be suitably constructed to suit their convenience. In the case of a Bus, which is used as a School Bus, these structural changes should be carried out before the 1st November 2012.
