Today is a sad day for those of us who use bitcoin and value our privacy. Just today, a law came into force in Spain that obliges entities that provide crypto-related services in the country to report absolutely all transactions carried out during the year.
Well if it can console you in Italy too it is roughly like this, when you make your tax return you should declare exactly how many utxos have been moved and from which address to which address and obviously declare how many Bitcoins you currently hold and it is in any case much longer than Like this. Obviously, if a lot of Btc and above all LN were to be used, it would be madness to have to keep track of all these outputs and inputs and I suppose that the exchanges will equip themselves with this function