You must re-register at Freie Universität for each semester you will spend abroad in order to remain enrolled. However, you can take a leave of absence for the semester abroad over the student administration. In this case, you will be reimbursed for the social fees of the Studentenwerk (approx. 54€ as of 2021). Moreover, reimbursement of the semester ticket fees is also possible; please see refer to the next question. For more information, click here.