The proposed rules, published Tuesday (Aug. 11) by the Russian central bank, would allow those investors to trade only bitcoin, ether and Tether’s USDT stablecoin, limiting them to 300,000 rubles (around $3,600) of crypto purchases per year with each currency.

“To protect unqualified investors from sharp and unpredictable fluctuations in cryptocurrency prices, only the most liquid cryptocurrencies will be available to them,” the proposal said.

The news follows a report last month from CoinDesk that Sberbank, Russia’s biggest bank, was planning to launch a crypto wallet and digital depository this year.

The new services will become part of…