In Russia, Kazakhstan and Belarus
Russia
Money in a savings account is insured by the Deposit Insurance Agency (АСВ, ASV) up to 1.4 million ₽, together with deposits in the same bank. The interest counts towards the tax-free allowance for personal income tax (НДФЛ): 160,000 ₽ for 2026 income.
Kazakhstan
A similar product is a demand deposit (несрочный депозит): you can withdraw and top up money at any time. The KDIF guarantee (КФГД) on it is lower than on savings deposits.
Belarus
Similar products are revocable deposits and demand deposits: you can take your money at any time, but the rate is usually lower than on irrevocable deposits.
Sources: Financial Culture (Bank of Russia): savings account and deposit («Финансовая культура»)