Singapore legislation
Regulation 109
of Road Traffic (Motor Vehicles, Construction and Use) Rules
Regulation 109
Condition and maintenance of tyres
Subregulation 1
Subject to paragraph (2), no person shall use or cause or permit to be used on a road any motor vehicle or trailer, a wheel of which is fitted with a pneumatic tyre, if —
the tyre is unsuitable having regard to the use to which the motor vehicle or trailer is being put or to the types of tyres fitted to its other wheels;
the tyre is not so inflated as to make it fit for the use to which the motor vehicle or trailer is being put;
the tyre has a break in its fabric, or has a cut in excess of 25 millimetres or 10% of the section width of the tyre, whichever is the greater, measured in any direction on the outside of the tyre and deep enough to reach the body cords;
the tyre has any lump or bulge caused by separation or partial failure of its structure;
the tyre has any portion of the ply or cord structure exposed; or
where the tyre is fitted to a wheel of a motor vehicle, being a motor cycle whereof the cylinder capacity of the engine does not exceed 50 cubic centimetres, the tread of the tyre does not show throughout at least 75% of the breadth of the tread and round the entire outer circumference of the tyre a pattern the relief of which is clearly visible, or where the tyre is fitted to the wheel of any other motor vehicle or any trailer, the tread pattern (excluding any tie-bar) of the tyre does not have a depth of at least 1.6 millimetres throughout at least 75% of the breadth of the tread and round the entire outer circumference of the tyre.
Subregulation 2
Nothing in paragraph (1) shall apply to a land tractor or land implement.
Subregulation 3
Nothing in paragraph (1) or (4) shall apply to a broken-down vehicle or to a vehicle proceeding to a place where it is to be broken up, in either case being drawn by a motor vehicle at a speed not exceeding 35 kilometres per hour.
Subregulation 4
Subject to paragraphs (2) and (3), no person shall use or cause or permit to be used on a road any motor vehicle or trailer a wheel of which is fitted with a recut pneumatic tyre the fabric of which has been cut or exposed by the recutting process.
Subregulation 5
Without prejudice to paragraphs (1) and (4), all the tyres of a motor vehicle or trailer shall at all times while the vehicle or trailer is used on a road be maintained in such condition as to —
be fit for the use to which the vehicle or trailer is being put; and (b)be free from any defect which might in any way cause damage to the surface of the road or danger to persons on or in the vehicle or trailer or to other persons using the road.