new PM[2]; //cantidad del coches creado en CreatVehicle

//OnGameModeInit()
taxis[0] = //AddStaticVehicle
taxis[1] = //AddStaticVehicle
//creciente al (new PM[2];)

public OnPlayerStateChange(playerid, newstate, oldstate)
{
    new car = GetPlayerVehicleID(playerid);
    if(newstate == PLAYER_STATE_DRIVER)
    {
        for(new i = 0; i < sizeof(cars); i ++)
        {
            if(car== PM[i])
                {
                    SendClientMessage(playerid, 0xD900D3FF, "NO AUTORIZADO");
                    RemovePlayerFromVehicle(playerid);
                }
            }
        }
    }
    return true;
}