Page 147 - The Central Motor Vehicles Rules, 1989

RULE 95 THE CENTRAL MOTOR VEHICLES RULES, 1989 119
1
[(1A) The tyre designs falling under class C1, C2 and C3, as defined in AIS
142:2019, and as applicable, shall meet the Stage 2 limits of Rolling Resistance and
Rolling Sound Emissions and limits of Wet Grip, as specified in AIS 142:2019, as
amended from time to time, till such time the corresponding BIS specifications are
notified under the Bureau of Indian Standards Act, 1986 (11 of 2016) as per the timelines
given in the Table below, namely:—
TABLE
Sl. No. Tyre Description Date of Implementation
Rolling Resistance, Rolling Sound
Wet Grip

(1) (2) (3) (4)
1. New designs of tyres to be fitted on Motor 01st October, 01st October,
Vehicles and falling under Class C1, C2 and 2022 2022
C3 as applicable as per of AIS 142
2. Existing designs of tyres to be fitted on 01st April, 01st June,
Motor Vehicles and falling under Class C1, 2023 2023
C2 and C3 as applicable as per AIS 142
Explanation : For the purpose of this sub-rule—
(i) the expression “new designs of tyres” means any tyres approved as per IS
15633/IS 15636, on or after the date of implementation of AIS 142 and to be
OE fitted on new motor vehicles;
(ii) the expression “existing designs of tyres” means any tyres approved as per
IS 15633/IS 15636, before the date of implementation of AIS 142 and too be
OE fitted on new motor vehicles.]
2 3
[(2) [The size of the tyres of a construction vehicle] specified in column (1) of the
Table below shall have a ply rating specified in the corresponding entry in column (2)
of the said Table in respect of maximum weight permitted to be carried by such tyre
specified in the corresponding entry in column (3) thereof:
PROVIDED that the maximum safe load for single axle with two or more tyres
shall not exceed 10.2 tonnes.]
OFF-THE-ROAD SERVICE: CONVENTIONAL AND WIDE BASE
DIAGONAL PLY TYRES
TABLE

AGRICULTURAL TRACTOR DRIVE WHEEL
TYRE SIZE PLY RATING MAXIMUM WEIGHT PERMITTED
DESIGNATION TO BE CARRIED (Kgs)
8.3/8-24 4 630
6 825
8.3/8-32 4 730
6 925

1 Inserted vide GSR 479(E), dt. 28-6-2022, 28-6-2022.
2 Insreted vide GSR 642(E), dt. 28-7-2000, w.e.f. 28-7-2000.
3 Substituted for “The size of the tyres of a construction equipment vehicle” vide GSR 720(E), dt. 10-9-2003,
w.e.f. 10-10-2003.