Scholastic Aptitude Test for Bachelor's Programmes in Business Administration, Social Sciences and Economics

• objective comparison of applicants

• very good forecast on the academic success

• measurement of competences critical for success


You may send your requests on BT-BASE via e-mail to the address or use the contact form below.

We are also available by phone on Tuesdays between 10 am and 12 am and Thursdays between 2 pm and 4 pm: +49 228 93597110.


The test dates for 2018 are fixed. Here you can find all test dates, locations and deadlines.

The BT-WISO can only be taken at certified test centres on respectively scheduled dates.

Starting in 2017, the BT-WISO can also be taken in English In English the BT-WISO is called BT-BASE. The test language can be chosen within the registration process. We recommend that you check with the university to which you plan to apply as to which language version(s) it accepts.

Registering for the BT-BASE Dates and Fees