# Special opening times and authorisations
Whether you are seeking special opening hours for a street festival or organising an event for a company anniversary, your top focus is your customer’s experience. But what authorisations do you need for such events, where do you get them, and when do you need to have them? Here you will find services and information concerning special opening times and authorisations.To Services
Information about Rights & Duties
If you are working or employed in the food sector for the first time, you will need a certificate from the public health department confirming that you have been instructed in infection control.
Do you have cause for complaint after a train, bus or ship journey? Then you can contact the Federal Railway Authority (EBA).
If your employees or the BA require a certificate of employment, you must send this to the BA. The same applies to a secondary income certificate if employees or persons working for you on a self-employed basis have applied for or are receiving current cash benefits.
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.
A personal identification number (SSR number) is required for entries in the Radiation Protection Register (SSR). You must apply for this number at the Federal Office for Radiation Protection.