LK DMT Light Vehicle Written study materials
LK DMT Light Vehicle Written study resources

LK DMT Light Vehicle Written key terms

LK DMT Light Vehicle Written · Get comfortable with the vocabulary.

Learner's Permit (L Permit)

A provisional authorisation issued to a person learning to drive, valid only while accompanied by a qualified supervising driver and displaying the required learner identification on the vehicle.

Related: Supervising Driver, Probationary Licence
Probationary Licence (P Licence)

A restricted full-driving permit issued after passing the practical driving test, carrying conditions such as lower speed limits, zero alcohol tolerance and passenger or night-time restrictions.

Related: Learner's Permit (L Permit), Demerit Points
Driving Licence Renewal

The process of extending the validity of an existing driving licence before or shortly after its expiry date, usually requiring an application, fee payment and a current photograph.

Related: Licence Expiry Date, Medical Fitness Certificate
Duplicate Licence

A replacement licence issued when the original has been lost, stolen or damaged, cancelling the earlier document so only the newest copy remains legally valid.

Related: Licence Expiry Date, National Identity Card
Foreign Licence Conversion

The procedure by which the holder of a valid overseas driving licence exchanges it for a local licence, sometimes requiring a written or practical test and a medical report.

Related: Licence Categories, Medical Fitness Certificate
Licence Categories

The coded classes printed on a licence that state which vehicle types the holder may drive, such as light motor car, light motor truck, motor cycle or three-wheeler.

Related: Light Motor Vehicle, Gross Vehicle Weight
Light Motor Vehicle

A motor vehicle whose gross vehicle weight does not exceed the threshold set in regulations, typically around 3,500 to 4,000 kilograms, covering most cars, vans and light trucks.

Related: Gross Vehicle Weight, Licence Categories
Gross Vehicle Weight

The maximum permissible total mass of a vehicle including its own kerb weight, fuel, occupants and cargo, as declared by the manufacturer and recorded in the registration certificate.

Related: Light Motor Vehicle, Certificate of Registration
Certificate of Registration (CR)

The official document recording a vehicle's registration number, owner, chassis and engine numbers, weight and class, which must be carried or produced on demand.

Related: Ownership Transfer, Chassis Number
Ownership Transfer

The formal procedure of recording a change of vehicle owner in the registration records, requiring both parties to submit the certificate, consent and applicable fees within a set period.

Related: Certificate of Registration (CR), No Objection Certificate (NOC)
No Objection Certificate (NOC)

A written clearance from an authority or lien holder allowing a vehicle to be re-registered in another jurisdiction, transferred, or modified without objection.

Related: Ownership Transfer, Re-registration
Re-registration

The process of registering a vehicle again after it moves permanently to a new administrative area or after its registration has lapsed, cancelled or been marked as scrapped.

Related: No Objection Certificate (NOC), Registration Mark
Registration Mark

The alphanumeric number assigned to a vehicle and displayed on its number plates, used to link the vehicle to its registered owner and records.

Related: Number Plate, Certificate of Registration (CR)
Chassis Number

The unique identification code stamped by the manufacturer on the vehicle frame, used to verify identity during registration, transfer, inspection and emission testing.

Related: Engine Number, Certificate of Registration (CR)
Engine Number

The unique code stamped on a vehicle's engine block by its manufacturer, recorded in registration documents and checked to detect engine replacement or tampering.

Related: Chassis Number, Certificate of Registration (CR)
Roadworthiness Certificate

A document issued after a periodic technical inspection confirming that a vehicle's brakes, steering, lights, tyres and emissions meet the minimum safety and environmental standards.

Related: Emission Test Certificate, Vehicle Inspection
Emission Test Certificate

A certificate issued after measuring exhaust pollutants such as carbon monoxide, hydrocarbons and smoke opacity, confirming the vehicle meets the prescribed emission limits for its class.

Related: Smoke Opacity, Catalytic Converter
Smoke Opacity

A measure of how much light is blocked by exhaust smoke from a diesel vehicle, expressed as a percentage or light absorption coefficient and compared against the legal limit.

Related: Emission Test Certificate, Particulate Matter
Catalytic Converter

An exhaust component containing precious-metal catalysts that converts harmful gases such as carbon monoxide, hydrocarbons and nitrogen oxides into less harmful substances before release.

Related: Emission Test Certificate, Particulate Matter
Particulate Matter

Tiny solid and liquid particles suspended in vehicle exhaust, especially from diesel engines, linked to respiratory illness and regulated alongside smoke opacity in emission standards.

Related: Smoke Opacity, Catalytic Converter
Vehicle Inspection

A periodic physical examination of a vehicle's safety systems, identity markings and emissions, required before registration renewal and at intervals set by the registering authority.

Related: Roadworthiness Certificate, Emission Test Certificate
Demerit Points

Penalty points recorded against a driver's licence for traffic offences; accumulating a set number within a period leads to suspension or cancellation of the licence.

Related: Licence Suspension, Traffic Offence
Licence Suspension

A temporary withdrawal of driving privileges ordered for serious offences, excessive demerit points or medical unfitness, during which driving any vehicle is prohibited.

Related: Demerit Points, Licence Cancellation
Licence Cancellation

The permanent revocation of a driving licence by the authority, after which the holder must usually wait a set period and reapply from the learner stage.

Related: Licence Suspension, Learner's Permit (L Permit)
Medical Fitness Certificate

A declaration completed by a registered doctor confirming that an applicant's vision, hearing and physical condition are adequate to drive the class of vehicle requested.

Related: Driving Licence Renewal, Foreign Licence Conversion
Supervising Driver

A licensed driver who sits beside a learner and is legally responsible for the vehicle, holding the relevant class of licence for the minimum period required by regulations.

Related: Learner's Permit (L Permit), Probationary Licence
Right of Way

The legal entitlement of a road user to proceed first in a given situation, determined by signs, signals, markings or the relative positions of vehicles at an intersection.

Related: Stop Line, Roundabout
Roundabout

A circular intersection where traffic already circulating has priority and entering drivers must give way, usually signalling their intended exit before leaving.

Related: Right of Way, Indicating (Signalling)
Indicating (Signalling)

Using direction indicators or hand signals to communicate an intention to turn, change lanes, overtake or stop, given early enough to warn other road users.

Related: Safe Following Distance, Roundabout
Safe Following Distance

The gap kept behind the vehicle ahead, commonly expressed as a two- or three-second rule, increased in rain, darkness or when following large vehicles.

Related: Braking Distance, Overtaking
Overtaking

Passing a slower vehicle travelling in the same direction, permitted only where visibility and markings allow and never at bends, crests, crossings or where a solid line prohibits it.

Related: Safe Following Distance, Solid Line
Braking Distance

The distance a vehicle travels from the moment the brakes are applied until it stops, increasing with speed, load and slippery or wet road surfaces.

Related: Safe Following Distance, Stopping Distance
Stopping Distance

The total distance covered from the moment a hazard is seen until the vehicle stops, being the sum of the driver's reaction distance and the braking distance.

Related: Braking Distance, Safe Following Distance
Stop Line

A solid white line painted across a lane at a signalised intersection or stop sign, which vehicles must not cross while the signal requires them to stop.

Related: Traffic Signal, Right of Way
Solid Line

A continuous road marking that generally may not be crossed, used to separate opposing traffic flows or to mark the edge of the carriageway where overtaking is unsafe.

Related: Broken Line, Overtaking
Broken Line

A dashed road marking that may be crossed when safe, used to divide lanes of traffic travelling in the same direction or to indicate where overtaking is permitted.

Related: Solid Line, Overtaking
Traffic Signal

An electrically operated light controlling traffic, where red means stop behind the line, amber means prepare to stop and green means proceed only if the way is clear.

Related: Stop Line, Pedestrian Crossing
Pedestrian Crossing

A marked section of road, often with zebra stripes or signals, where pedestrians have priority and drivers must slow down and give way.

Related: Traffic Signal, Right of Way
Number Plate

The front and rear plates displaying a vehicle's registration mark in the prescribed format, colour and character size, kept clean and legible at all times.

Related: Registration Mark, Certificate of Registration (CR)