Section 163(6) in The Chhattisgarh Motor Vehicles Rules, 1994
(6)Every public service vehicle shall be so constructed that, save from the front pillar of the body, the driver shall have a clear vision both to the front and through an angle of ninety degrees to his right hand side. The front pillar of the body shall be so constructed as to obstruct the vision of the driver to the least possible extent.
