Check a journey
The postcode is required. A registration lets the service use available vehicle data when estimating compliance.
Checking postcode and zones
Public demo
Clean Air Pass
Check whether a postcode sits inside a published UK clean air zone. Add a registration for an estimated vehicle charge result, then follow the authority link for the final answer.
Treat the result as a route check
Zone boundaries and charging rules are set by each authority.
Zone match
Postcode data identifies a likely local authority and matches it to the published catalogue.
Charge estimate
Registration data can inform an estimate. The authority page is the final source for vehicle class, exemptions and payment.
Questions
What is a clean air zone?
An area where a local authority applies emissions rules to specified vehicle classes.
Does a zone match mean I must pay?
No. Check the linked authority page for your vehicle class, emissions standard and exemptions.
Why is the registration optional?
A postcode can identify a zone. A registration can add vehicle data to the compliance estimate.
Which zones are included?
The live catalogue lists the UK ULEZ and clean air authority pages currently supported by this demo.