"metered cab" means any contract carriage on which an automatic device, of the type
and make approved under the relevant rules by the State Transport Authority, is fitted
which indicates reading of the fare chargeable at any moment and that is charged accordingly
under the conditions of its permit issued under the Motor Vehicles Act, 1988 and the rules made
thereunder;
Call taxis, radio taxis are included in this defiinition. The services on these vehicles are exempted in section 66D of the negative list.