Sec. 133. (a) "Private bus" means a motor vehicle that is:
(1) designed to transport more than thirteen (13) passengers, including the driver; and
(2) used by any of the following:
(A) A religious, fraternal, charitable, or benevolent organization.
(B) A nonprofit youth organization.
(C) A public or private postsecondary educational institution.
(b) The term includes:
(1) the chassis;
(2) the body; or
(3) both the body and the chassis;
of the vehicle.
(c) The term does not include the following:
(1) A school bus.
(2) A for-hire bus.