The cost for cancelling a mortgage on a real estate has to be payed to the notary public.
His honorary fee. For a mortgage of 210.000 euro that honorary fee is 223 euro.
The cost to the office of mortgages.
An administration cost. of 150 euro.
The notary will make a deed. In that deed the creditor has to declare that the mortgage on real estate may be cancelled. The notary might have to go to a regional bank office for getting the signature of the bank.