# Entry in a register
Have you registered yet? In many cases it is important to enter yourself or your business into a register. Do you want to be entered into a register? Here you will find all the relevant information.To Services
Information about Rights & Duties
Do you have cause for complaint after a train, bus or ship journey? Then you can contact the Federal Railway Authority (EBA).
When you start a business activity, you will be given a business identification number (W-IdNr.).
If you wish to participate in aeronautical and aeronautical navigation radio, the BNetzA will assign you the callsign with the Aircraft Station Licence on application. In addition, you must notify changes, for example, the holder address or the radio technical equipment.
If you export plants, plant products or other objects to countries outside the EU, they must not contain any harmful organisms. As proof of this, you must apply for a phytosanitary certificate or a pre-export certificate or re-export certificate.
If you want to buy and sell firearms or ammunition on a commercial basis, you need a firearms dealer's license.
As an employer, you must register your employees for social insurance. To do this, you need a company number.