In most cases, an adult long-term Germany Dependent Permit (category D) costs 75,00 Euros, while children under the age of 18 pay 37,50 Euros.
If you decide to cancel your request after paying the fees, you will not be entitled to a refund. If your permit application is rejected, you will not be reimbursed. If you want to resubmit it for the permit, you’ll have to pay the fee again.