What documents do I need to provide for a business license application as an employee of a German GbR?

Someone applied as a german and got an idea what i can give them as a business license? do i have to ask my employer for that? its an GbR. Im just an employee

Other request documents: Kindly please upload any relevant business or company registration documents, such as, but not limited to the business registration certificate, EIN, business license, or the company's articles of incorporation/operating agreement.

* Other request documents: Kindly also upload a copy of your bank statement with the salary deposits clearly highlighted. If your salary is deposited into a different account or received through other methods, please provide alternative proof of income, such as recent salary slips.