Die Hauptuntersuchung

Today in German Words Explained we explain the word “Hauptuntersuchung“.

This is the test that cars have to go through every two years to make sure that they are roadworthy, once they are at least three years old. It is commonly called the “TÜV”.
At the same time, an emissions test (“ASU”) is carried out.

If the tests are successful, coloured discs are stick on the number plates of the car to show the date of the next tests.

Most areas of Germany have their own testing stations, and most car dealers and repair centres also offer this service.

To hear a simple explanation in German, listen to the podcast:

(Press the “play” button to listen to the podcast)

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About Graham

Graham Tappenden is a British ex-pat who first came to Germany as a placement student in 1993, returning in 1995 to live there permanently. He has been writing for AllThingsGerman.net since 2006. When not writing blog posts or freelancing for the Oberurseler Woche and other publications he works as a self-employed IT consultant solving computer problems and designing websites. In 2016 he gained German citizenship.


  1. […] in a podcast.  The discs are called “Plaketten”. They show the date of the next M.O.T. (TÜV) and, until recently, the date of the next emissions […]

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