To complain about a UK taxi driver, first identify the vehicle registration and the driver’s licence number found on their badge. For London services, contact Transport for London (TfL) Taxi & Private Hire via their online complaint form or phone line listed at tfl.gov.uk/help-and-contact. If you used Uber, report the issue through the app first. You must provide the date, time, location, and a specific description of the incident to ensure an investigation occurs.

Essential details for your report

You need facts. A vague complaint rarely results in any disciplinary action from local authorities or private operators. Always note the driver’s badge number, which is usually displayed inside the cab near the passenger window or on the dashboard. We suggest taking a photo of the vehicle registration plate if it is safe to do so.

Details matter immensely. You should record the exact time the journey began and ended, alongside the specific pickup and drop-off locations, such as Heathrow Terminal 5 or a specific street in Manchester. Without these specifics, TfL investigators cannot cross-reference GPS data or CCTV footage from the vehicle.

Write everything down. A clear timeline of events helps the regulator understand if the driver breached their professional code of conduct during the trip.

Common issues include:

  • Overcharging or refusing to use a meter.
  • Refusal of service for specific passengers.
  • Route-padding to increase the final fare.
  • Unprofessional or aggressive behaviour.

The investigation process takes time. You can expect a formal response from TfL within 4 to 8 weeks after you submit your initial claim. Outcomes vary significantly based on the severity of the breach. A driver might receive a formal warning for minor conduct issues, but serious offences often lead to immediate licence revocation.

How different services handle grievances

The process changes depending on whether you used a licensed black cab or a private hire vehicle (PHV). Black cabs operate under strict TfL regulations which allow for direct reporting to the city’s transport authority. These drivers are often highly trained professionals who must adhere to specific standards of service and safety.

Private hire services like Uber, Bolt, or local minicab firms require a different initial approach. You should use the in-app reporting tool immediately after your ride ends to flag issues like cleanliness or driver conduct. This creates a digital paper trail that the company can audit using their internal telemetry data.

If the app provider fails to resolve your issue, you can still escalate the matter to TfL. They oversee all licensed PHV drivers in London regardless of which platform they use to find work. We recommend keeping screenshots of your digital receipts and any chat logs within the app.

Local councils also hold power. If you are outside of London, such as in Birmingham or Leeds, contact the specific local authority that issued the taxi licence. Each council maintains its own enforcement team to handle complaints regarding driver behaviour or vehicle safety standards.

Frequently asked questions

What should I do if a driver refuses to use the meter?
This is a serious regulatory breach. You must note the vehicle registration and report the driver to TfL or your local council immediately. If you have already paid, request a receipt and use that as evidence in your formal written complaint.
How long does it take for a complaint to be resolved?
TfL typically processes investigations within a 4 to 8 week window. The duration depends on the complexity of the evidence, such as whether they need to retrieve digital records from a private hire operator like Uber.
Can I get my money back if I was overcharged?
The regulator does not usually handle direct refunds. You must first contact the taxi company or the app provider to request your money back. If they refuse, you can escalate the matter through your bank or a credit card chargeback.
What information is most important for a successful complaint?
The driver's licence number and the vehicle registration are the most critical pieces of data. You also need the precise time of the journey and the specific location where the incident occurred to allow for accurate tracking.
Will my complaint be kept anonymous?
Most regulators will keep your identity confidential during the initial investigation phase. However, if the case goes to a formal hearing or legal proceeding, the driver may eventually see details of the allegation to defend themselves.
What happens if the driver is found guilty of misconduct?
Sanctions range from formal warnings to the total revocation of their taxi licence. For serious safety violations or criminal behaviour, the local authority will work alongside the police to ensure the driver is removed from the road permanently.

Published 11 May 2026.