Page 223 - The Central Motor Vehicles Rules, 1989

RULE 115 THE CENTRAL MOTOR VEHICLES RULES, 1989 195

(5) Crankcase ventilation system shall not permit the emission of any of the
crankcase gases in to the atmosphere.
(6) Evaporative emission shall not be more than 2.0g/test from Gasoline fuelled
vehicles. The evaporative emission test procedure for gasoline fuelled
vehicles shall be as per the procedure specified in AIS 137 and as amended
from time to time.
(7) The Conformity of Production (COP) testing procedure shall be as described
in AIS 137 and as amended from time to time.
(8) Conformity of Production (COP) frequency and samples as under:—
(i) The Conformity of Production period for each vehicle model including
its variant(s) shall be once a year.
(ii) Where production volume in six months is less than 250 per model
including its variants, the provisions contained in the provisos to rule
126-A shall apply.
(iii) All these tests shall be conducted with the reference fuel as specified
in this sub-rule. However, at the manufacturer’s request, test may be
carried out with commercial fuel.
(iv) For vehicles approved as per this sub-rule, at least 50% of Vehicle
models, rounded to nearest integer value, produced from particular
plant per year shall be selected randomly from dealer’s location or
warehouse.
(9) Specifications for Commercial Fuels as under:—
(i) The Commercial Gasoline fuel shall be as per Annexure IV-U and as
amended from time to time.
(ii) Specification for commercial CNG and commercial LPG shall be in
accordance with BIS 15958:2012 and as per BIS 14861:2000 respectively
and as amended from time to time.
(iii) Biodiesel used in commercial Diesel shall be as per IS 15607 as
amended from time to time.
(iv) Specification for Commercial Diesel fuel shall be as per Annexure IV-V
and as amended from time to time.
(v) Specifications for commercial E85 shall be as specified in accordance
with the Indian Standards as amended from time to time.
(vi) Specification for commercial Biogas (Bio-methane) shall be as per IS
16087:2013 and as amended time to time.
1
[(vii) Specifications for Hydrogen Enriched Compressed Natural Gas
(HCNG) shell be as per IS 17314:2019 and as amended from time to
time.]
2
[(viii) Specification for commercial ethanol fuel (E20) shall be as per IS
17021:2028.]
(10) Specifications of NOx reduction agent AUS 32 (Aqueous Urea Solution)
shall conform to Part 1 and Part 2 of ISO 22241-2006 or DIN standard - DIN
V 70070.

1 Inserted vide GSR 585(E), dt. 25-9-2020, w.e.f. 25-9-2020.
2 Inserted vide GSR 156(E), dt. 8-3-2021, w.e.f. 8-3-2021.