Once a month the Federal Tax Authority (FTA) will issue disclosure orders by post regarding the persons concerned. The disclosure order obligates the information holders to name the number of accounts (quantity) the persons concerned has. Within 14 days after the receipt of the disclosure order the information has to be returned via the form 685 (QDF, 253 kB, 02.11.2021).
Further links:
Last modification 11.05.2022