How to Check if a Vehicle Is ULEZ Compliant Before You Quote the Job

Knowing how to check if a vehicle is ulez compliant is part of quoting work properly, not an admin extra. Use the free CTS ULEZ checker early to estimate charges once you know the vehicle's Euro standard (it does not check compliance from a registration number), because a wrong assumption on emissions can wipe the margin from a job that looked fine on paper. The charge is either nothing or it is enough to hurt, and it arrives whether you allowed for it or not.

What the CTS checker does and who actually needs it

The tool estimates what a vehicle pays across UK schemes once you pick vehicle type, fuel, Euro standard, days per week in a zone and the zone, then click Check charges. It covers London ULEZ, the separate London LEZ for heavier vehicles, English clean air zones and Scottish LEZs, with charge figures where applicable, plus a PDF download and no sign up. That makes it useful for operators planning routes and for buyers lining up cover, including repeat work through contract courier services.

It is for anyone who has to stand behind a rate. Small fleets, owner drivers, traffic offices and procurement teams. If you are tendering into London or a Class C or D city, you need a quick read on whether a vehicle is clean enough or whether you are pricing in a daily hit.

The standards and charges that sit underneath the result

Compliance follows widely applied minimum standards. Diesel cars and vans must meet Euro 6, and HGVs, buses and coaches must meet Euro VI. Petrol vehicles must meet Euro 4. A vehicle that meets the emissions standard for the relevant scheme incurs no clean air zone charge in that scheme. Registration dates can help as a guide only. Diesel cars and vans from around September 2015 are usually Euro 6. Petrol from around January 2006 is usually Euro 4. Diesel HGVs from around January 2014 are usually Euro VI. Some vehicles met a standard early, so confirm the exact Euro status on the official checker using the registration number.

Charges vary by scheme. London ULEZ covers all London boroughs and charges non compliant cars, vans and minibuses £12.50 per day. The separate London LEZ applies to heavier vehicles, with non compliant HGVs, buses and coaches at £100 per day, rising to £300 for the oldest vehicles that do not meet Euro IV for particulates. English clean air zones are classed A to D, with Class D adding cars and only Birmingham and Bristol charging private cars. Scottish LEZs in Glasgow, Edinburgh, Dundee and Aberdeen do not charge a daily fee. Non compliant vehicles are barred and receive a penalty charge starting at £60, halved to £30 if paid promptly, doubling for repeat breaches up to a cap. Greater Manchester is not charging any vehicles as of mid 2026. For the official position, see gov.uk clean air zones guidance.

Put the job details through the checker

Start with the vehicle you genuinely expect to send rather than the one you hope might be available.

1. Select the vehicle type.
2. Choose diesel or petrol.
3. Enter the Euro emissions standard.
4. Add the number of days per week the vehicle will enter the zone.
5. Select the relevant zone, then click Check charges.

The fuel and Euro fields need care. Registration dates are useful pointers, but they are not proof, and some vehicles reached the standards earlier than the typical dates covered above. For anyone asking how to check if a vehicle is ULEZ compliant, run the registration through the official vehicle checker linked from the gov.uk clean air zones page (or the TfL checker for London), then use the confirmed Euro status in the CTS tool. Put in the real weekly frequency as well.

Turn the result into a workable transport decision

Treat the figure as a quoting input, not a substitute for checking the vehicle record. A zero result means the vehicle pays nothing in the selected zone, provided the emissions standard and other details entered are correct. A charge result gives you the daily and weekly exposure for the zone and usage you entered.

Read the scheme type before acting. London ULEZ and the separate London LEZ apply to different vehicle groups, so an HGV movement must be assessed against the heavier vehicle scheme. English clean air zones vary by class, and only Birmingham and Bristol currently charge private cars. Scottish LEZs work differently: a non compliant vehicle is barred, with a penalty for entering, rather than charged a daily access fee.

The checker data reflects schemes in force in July 2026. For work quoted beyond that point, or where a route changes close to dispatch, check the official gov.uk clean air zones page before confirming the vehicle. Download the PDF and keep it with the quote file.

Use the CTS ULEZ and clean air zone checker before you commit a vehicle or send a rate. For firm prices from vetted operators, request transport quotes at CTS with the route and vehicle requirement.

Frequently asked questions

How do I check if my van is ULEZ compliant

First use the official registration checker linked from the GOV.UK clean air zones page, or the TfL checker for London, to confirm the van's Euro standard. Then enter that standard in the CTS checker to estimate the charge.

What Euro standard do I need for ULEZ compliance

Diesel cars and vans must meet Euro 6, petrol vehicles must meet Euro 4, and HGVs must meet Euro VI. Registration dates are only a guide so confirm the exact Euro status on the official checker using the registration number.

Do Scottish LEZs charge a daily fee

Scottish LEZs do not charge a daily fee and non compliant vehicles are barred and receive a penalty charge starting at £60, halved to £30 if paid promptly. Penalties double for repeat breaches up to a cap.