Page 303 - The Central Motor Vehicles Rules, 1989

RULE 115-L THE CENTRAL MOTOR VEHICLES RULES, 1989 275
1
[115-L. Mass emission standard for E12 (12% Ethanol-Gasoline Blend) and E15 (15%

Ethanol-Gasoline Blend) vehicles
(1) The newly manufactured gasoline vehicles fitted with spark ignition engine
115-L
compatible to run on ethanol gasoline blends of E12 and E15 shall be type approved as
per prevailing gasoline emission norms.
(2) The compatibility of vehicle to level of ethanol blend of E12 and E15 shall be
defined by the vehicle manufacturer and the same shall be displayed on vehicle by
putting a clearly visible sticker.
(3) Test requirements for Type Approval test shall be as per Table below:—
TABLE 1
Test requirements for CMVR compliance for four wheeled vehicles
with Gross Vehicle Weight less than or equal to 3,500 kg
Sr. Test Gasoline ethanol blend vehicle
No.
1 Gaseous pollutants (Type I test) E12 or E15 fuel
2 Idle and high idle emission (Type II test) E12 or E15 fuel
3 Crankcase emission (Type III test) Only on Gasoline Fuel

4 Evaporative emissions (Type IV test) Only on Gasoline Fuel
5 Durability (Type V test) Only on Gasoline Fuel
6 In Service Conformity Only on Gasoline Fuel
7 CO2 & Fuel Consumption E12 or E15 fuel

8 Onboard diagnostics (OBD I or II ) as E12 or E15 fuel
applicable and In-use performance ratio
monitoring (IUPRm)
9 Engine Power E12 or E15 fuel

Notes:
(1) Emission tests for CMVR compliance, shall be carried out as per AIS 137 as
applicable and as amended from time to time.
(2) Vehicles manufacturer shall submit the vehicle to the Test Agencies referred under
rule 126, for CMVR compliance.
(3) Deterioration factors shall be as per prevailing emission norms, as notified for the
vehicle category.
(4) Till the time reference gasoline ethanol fuel blend for E12 and E15 is notified by
BIS, commercial gasoline ethanol fuel blend fuel for E12 and E15, as per IS 17586:
2021, shall be used for the purpose of CMVR compliance.
(5) Gasoline Reference Fuel shall be as notified for the vehicle category.
(6) Deterioration factors shall be as per prevailing emission norms, as notified for the
vehicle category.

1 Inserted vide GSR 728(E), dt. 11-10-2021, w.e.f. 12-10-2021.