Alcohol, drugs and medicines on a moped
⏱️ 3 min read
A moped is a motor vehicle: the rules on alcohol and drugs apply to you exactly as they do to a car driver — even at 16, even on a class A moped at 25 km/h. And on two wheels, the slightest loss of balance costs you dearly.
✨ Key takeaways
- Alcohol limit on a moped: 0.5 g/l of blood (0.22 mg/l of exhaled air), class A and class B alike.
- Illegal drugs: zero tolerance, the slightest trace = an offence (+ a 12-hour driving ban).
- Refusing a test (breath or saliva) is punished like a positive result.
- Medicines: triangular yellow / orange / red pictogram — if it's red, you don't drive.
- On two wheels, alcohol attacks your balance first: the risk of falling skyrockets.
Alcohol: the same limits as for a car
As a moped rider, you are subject to the general limit: 0.5 g of alcohol per litre of blood, i.e. 0.22 mg/l of exhaled air. Above that, you are committing an offence — regardless of whether you ride a class A (≤ 25 km/h) or class B (≤ 45 km/h) moped, on the carriageway or on a cycle path.
On two wheels, alcohol is even more treacherous than in a car: it degrades your balance, narrows your field of vision, lengthens your reaction time and makes you overestimate your abilities. And if you fall, there is no bodywork to absorb the impact for you.
Checks and penalties
The police can check you at any time: a breath test, then a precise analysis if the test is positive, and a blood sample if you contest the result. Refusing the test is an offence in itself, punished like a high blood alcohol level. If you commit an offence: a fine, an immediate driving ban (your moped stays where it is) and, for serious cases or repeat offences, disqualification from driving imposed by the court.
Drugs: zero tolerance
For illegal drugs (cannabis, cocaine, amphetamines, MDMA, opiates), there is no tolerated threshold: the slightest detected trace = an offence, even if you feel perfectly fit. Screening is done with a saliva test, confirmed by an analysis. A positive test leads to a 12-hour driving ban and a fine, and refusing the test is punished like a positive result.
Medicines: look at the box
Some medicines (sleeping pills, tranquillisers, strong painkillers, certain anti-allergy drugs) reduce alertness. In Belgium, the boxes concerned carry a triangular pictogram: yellow = be careful, read the leaflet; orange = no driving without advice from your doctor or pharmacist; red = do not drive. You remain always responsible for your fitness to drive, whether the substance is legal or not.
At 16, on a class A moped (25 km/h max), what is your alcohol limit?
❓ Frequently asked questions
Is alcohol really checked on mopeds?
Yes. The police can subject any driver to a breath test or a saliva test, including moped riders. The penalties are the same as for other motor vehicles.
Is one glass of beer enough to exceed 0.5 g/l?
Impossible to say precisely: weight, age, an empty or full stomach… everything plays a part. At 16, with a small build, one or two glasses may already be enough. The only safe reflex: zero alcohol before riding.