No special deadlines need be observed.
The Chamber of Tax Consultants and Accountants [Kammer der Steuerberater und Wirtschaftsprüfer] has to issue an official decision on admission.
Section 15 of the Wirtschaftstreuhandberufsgesetz 2017 (WTBG 2017)
Written request for admission to the professional examination.
Chamber of Tax Consultants and Accountants German text [Kammer der Steuerberater und Wirtschaftsprüfer]