London CCZ Checker — Facts & Data Sources
About this site
London CCZ Checker is a free, independent tool for checking whether any location, postcode, or driving route in London falls within the Congestion Charge Zone (CCZ). The site is not affiliated with Transport for London (TfL) or any government body.
Data sources
All CCZ boundary data is sourced from TfL Open Data, which is published under the TfL Open Data licence. Charge rates and operating hours are taken from official TfL announcements.
- Boundary data: TfL Open Data GeoJSON, verified monthly
- Charge rates: TfL official rate card (current: £15.00/day)
- Operating hours: TfL published schedule
- Exemptions: TfL exemption register, cross-referenced with DVLA categories
Verification methodology
Our team verifies the CCZ boundary data against official TfL sources on a monthly basis. Each verification is timestamped and logged. When TfL announces changes to the CCZ boundary or charge rates, we update the site within 48 hours.
Current CCZ facts (as of March 2025)
| Parameter | Value |
|---|---|
| Daily charge | £15.00 |
| Weekday hours | 7am – 6pm |
| Weekend hours | 12pm – 6pm (Sat & Sun) |
| Bank holidays | No charge applies |
| Auto Pay monthly cap | £10.50/day (30% discount) |
| Penalty charge (PCN) | £180 (reduced to £90 within 14 days) |
| Pay deadline | Midnight on the day of travel (or next day for Auto Pay) |
Brief history of the Congestion Charge
The London Congestion Charge was introduced on 17 February 2003 under Mayor Ken Livingstone, making London the first major city in the world to implement a large-scale urban road pricing scheme. The original charge was £5 per day. It has been revised several times:
- 2003: Launched at £5/day
- 2005: Extended westward (Western Extension)
- 2011: Western Extension removed
- 2014: Charge increased to £11.50/day
- 2020: Charge temporarily increased to £15/day during COVID-19
- 2021: £15/day charge made permanent; hours extended