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Hackney Carriage and Private Hire Knowledge test

As part of an application for a Private Hire/Hackney Carriage Driver’s Licence candidates are required to pass a written test, covering locations of well-known destinations, routes, the Highway Code and our licence conditions/byelaws.

Please read our knowledge test guidance notes (pdf) which will give you information on the test and how you can prepare.

All knowledge test bookings are made online. To book a test please follow this link https://my.threerivers.gov.uk/MyServices . Please select either 'Licensing:Book a knowledge test' or Licensing:Cancellation or amendment to a knowledge test booking' from the list of services. Please note that you will need to create an account first if you do not already have one. 

The knowledge tests are held at Three Rivers District Council Offices, Northway, Rickmansworth, WD3 1RL. There is a car park situated directly outside our offices, as well as on Northway. Please note that the car parks are pay and display.