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 as an employer wish to have employees work in your company or business on a Sunday or public holiday, you require a permit to do so.If you employ domestic employees on a mini-job basis, you must register this using the household cheque procedure.As a single parent with at least one child in the household who is entitled to child allowance or child benefit, you can apply for the tax relief amount for single parents and thus for tax class 2.If you as an employer need to have employees work in your company or business on a Sunday or public holiday for special reasons, you may be granted an exception.If your company belongs to the construction industry or has the same status and your employees work in a weather-dependent job, you can receive additional winter pay under certain conditions and pay it to your employees.If you are looking for personnel for your company, you can commission the Employer Service of the Federal Employment Agency in your region with the search.