For those who are concerned about privacy: the banks are required to file your 1st of January balances and only the whole sum, not the specification and only th

For those who are concerned about privacy: the banks are required to file your 1st of January balances and only the whole sum, not the specification and only the Social Security number in combination with the balances. You can specify more detailed (e.g. 'green' investments) but that is up to you.