From March 2026, UK drivers must follow five key legal changes that affect fuel, fines and tolls. This guide explains each change in plain terms and gives practical steps to avoid penalties.
5 New Driving Laws in March 2026 — Overview
The new rules aim to reduce congestion, cut emissions and improve enforcement. Some changes are national; others apply only where local authorities or pilots are running schemes.
1. New UK toll road pilot and automatic enforcement
A government pilot now allows selected major routes to operate electronic tolling enforced by ANPR cameras. Drivers must pay a daily or per-trip fee on participating stretches.
What drivers need to do:
- Check if your regular route is part of the toll pilot before travelling.
- Register a vehicle or use the official pay-as-you-go app to avoid a fine.
- Keep proof of payment for seven days in case a system error triggers a penalty notice.
Penalties: Non-payment typically triggers a civil penalty charge. Late payment windows and appeals vary by operator, so read the operator terms.
2. Fuel price transparency and temporary pump charges change
Fuel stations must now display clearer breakdowns of per-litre prices, showing VAT and any state-mandated levies separately. Some pilot areas also introduced a temporary cap on wholesale pump margin for emergency supply periods.
Practical advice:
- Compare visible pump prices when choosing where to refuel; the breakdown helps you see tax vs retailer margins.
- Report misleading displays to Trading Standards with a photo and location details.
3. Higher on-the-spot fines for mobile phone use and careless driving
Fixed penalties for using a handheld phone while driving, and certain careless driving offences, rose in March 2026. Penalties now include larger fines and increased points on licences in specified categories.
To avoid penalties:
- Use hands-free systems only if they do not require you to hold the device or interact handheld.
- Pull over safely to use your phone if necessary.
- Consider downloading apps that block notifications while driving.
4. Tougher idling and low-emission zone enforcement
Local authorities gained stronger on-the-spot powers to fine drivers caught idling in urban areas and to enforce extended low-emission zone (LEZ) standards. Some councils now issue immediate fines for prolonged idling or entering LEZs without the required standard or payment.
Practical steps:
- Turn off your engine when waiting for more than a minute, unless in traffic.
- Check the emission band for your vehicle before entering city centres and pay any required charges in advance.
5. MOT and vehicle checks updated for older vehicles
MOT rules have changed for older vehicles. Certain cars and light vans over a specified age now require more frequent inspections or additional checks focused on electrified components and emissions controls.
Driver actions:
- Book MOTs earlier where your vehicle falls into the affected age band.
- Ensure tyre, brake and light checks are done at least monthly to reduce the chance of an MOT failure.
Local toll and LEZ pilots are expanding to test revenue models and air-quality benefits. Charges and fines are typically higher during initial enforcement phases to encourage behaviour change.
How enforcement works for the new rules
Most new measures rely on automatic detection (cameras, sensors) plus operator records. That means you are likely to receive a notice by post or email if an infraction is detected.
Common steps after a notice:
- Check the evidence and payment deadline on the notice.
- Use the operator’s online portal to pay or lodge an appeal if you have proof of payment or a valid reason.
- Keep copies of receipts, registrations and any correspondence.
How to appeal a penalty
Appeals usually require evidence that the rule did not apply (e.g., you were legally exempt) or that a payment was made. Start with the operator’s appeal form and escalate to independent adjudication if needed.
Real-world example: Commuter case study
Case: Sarah drives from Kent to a job in central London. In mid-March she used a route that became part of the toll pilot and missed paying because she assumed congestion charges covered it.
What happened and the outcome:
- Sarah received a penalty notice by post three days after her trip.
- She checked the operator portal, supplied proof of a mistake and paid the toll plus a reduced administrative fee within the 14-day window.
- Outcome: Penalty reduced because she paid promptly and the operator confirmed first-time non-payment leniency for registered users who rectify within the timeframe.
Lesson: Register and check route changes before travelling. Quick action after a notice often reduces costs.
Quick checklist before driving
- Confirm your planned route is not part of a toll pilot or LEZ.
- Use apps or set calendar reminders for MOT and tax expiry.
- Never use your phone handheld while driving; pull over to use it.
- Turn off the engine if stationary for more than a short while.
- Keep receipts and snapshots of pump prices or toll payments for at least two weeks.
These March 2026 changes aim to improve road safety and air quality, but they also add new compliance steps for drivers. Following the checklist and registering for toll or LEZ systems will help you avoid fines and disruption.