Register a business
Online services
Note: The Business Registration Office will be closed on September 1 and 8, 2026.
Business registration is required if you start, take over, or convert an established business with a permanent place of business. Exceptions include primary production, independent professions, and the management of one’s own assets. Registration must take place at the same time as the start of operations.
Business registration is required if you start, take over, or convert an established business with a permanent place of business. Exceptions include primary production, independent professions, and the management of one’s own assets. Registration must take place at the same time as the start of operations.
What do I need to know?
What do I need to bring or submit?
How much does it cost and how can I pay?
Forms, information sheets, links
Contact us
Address
Sachgebiet Gaststätten und Gewerbeangelegenheiten
Stadthaus Kaiserstraße, Kreyßig-Flügel
Kaiserstraße 3
55116 Mainz
Postal address
P.O. Box 3620
55026 Mainz
55026 Mainz