Buying crypto from your bank account: cheapest route in, strictest rules

01Local instant rails vs SWIFT wires

“Buy crypto with a bank account” covers two very different things. One is a local instant transfer — Hong Kong FPS, Singapore PayNow, Thailand PromptPay, Malaysia DuitNow and FPX, India UPI, Japan’s bank furikomi — moving local currency into a licensed local exchange in seconds or minutes for little or nothing. The other is an international SWIFT wire sending dollars to an overseas platform: slower, pricier, and screened by two banks’ compliance teams.

Our advice is simple: if a local instant rail is available, don’t wire. Licensed local platforms come with local investor protection, cheap deposits and cleaner tax records — in Hong Kong, check the SFC’s list of licensed platforms first. Wire only when you need a coin or feature that only an international platform offers, or when there is no suitable licensed platform where you live.

02Bank deposits country by country

The table summarises how bank funding works on licensed platforms in Asia’s main markets. Fees are published rates as of October 2026; your own bank’s transfer charge comes on top.

South Korea: one exchange, one bank

Korea has the most unusual rule. Under the Act on Reporting and Using Specified Financial Transaction Information, every won exchange must partner with one bank for a real-name verified deposit account, and you can only fund your account from that bank: Upbit with K Bank, Bithumb with KB Kookmin, Coinone with KakaoBank. A new K Bank account may start as a “limit account” (한도계좌); Upbit lists a ₩5m per-deposit cap for those. You can confirm an exchange’s registration with the Korea Financial Intelligence Unit (KoFIU). Before you try to deposit won, open an account at the right bank.

Japan: free at the exchange, but you pay the furikomi fee

Japanese exchanges take deposits by ordinary bank transfer (銀行振込) over the Zengin network. The exchange charges nothing, but your bank charges a transfer fee (振込手数料), often tens to a few hundred yen. Instant deposit through net banks such as SBI Sumishin, PayPay Bank or Rakuten Bank avoids that: free at GMO Coin, from ¥770 at Coincheck.

India: UPI is easy — until it isn’t

FIU-IND-registered platforms such as CoinDCX and CoinSwitch accept UPI and IMPS, but some banks and UPI apps intermittently block payments to exchanges. If a UPI transfer fails, IMPS or NEFT often goes through. Remember the 1% TDS withheld on each sale.

03Name-matching and deposit rules: where most refunds come from

Compliant exchanges apply a handful of near-universal rules to bank deposits. Knowing them saves most of the hassle:

1. The sender’s name must match your verified identity

   Money from a relative, friend or company account is normally returned, sometimes minus a fee, and may trigger an account review. The spelling and order of your name should match your ID.

2. Copy the reference code exactly

   Many platforms give each user a unique reference or virtual account number. Without it the deposit can’t be credited automatically and has to be fixed by support.

3. Respect minimums and maximums

   Amounts below the minimum may bounce; per-transaction or daily caps apply in Korea, Thailand, Malaysia and elsewhere.

4. Test with a small amount

   The first time you send money to a new platform, send a small sum, confirm it lands, then send the rest.

04Bank risk checks and account freezes: the P2P problem

Many people worry that their bank will freeze their account for buying crypto. Funding a licensed exchange from your own account rarely causes that. Real freeze risk comes almost entirely from P2P trades: you pay a stranger, or a stranger pays you, and the money turns out to belong to a fraud victim.

Asia has plenty of examples. In August 2022, a Hong Kong user who sold USDT on Binance C2C and was paid by FPS had more than HK$200,000 frozen. Taiwan flags fraud-linked accounts as “warning accounts” (警示帳戶). In India, cyber-crime units can ask banks to freeze an entire account over a disputed sum as small as one rupee, although the Kerala High Court and others ruled in 2026 that a lien should be limited to the disputed amount. Malaysia and Thailand are also cracking down hard on money-mule accounts.

05Wiring money to an international exchange

If you do decide to wire money to an international platform, check three things first: the platform accepts residents of your country, it offers wire deposits in your region, and your bank is willing to send money to a crypto platform. Some Asian banks ask about the purpose of transfers to exchanges, and some refuse them.

CEX.IO illustrates the limits. It handles only USD, EUR and GBP; SWIFT deposits cost 0.1% with a $10 minimum, SEPA is €2.99 and ACH is US-only. It supports no Asian local rails — no FPS, PayNow, PromptPay or UPI, and no direct HKD, TWD or JPY deposits. An Asian customer wiring USD also pays the FX margin and the bank’s wire fee, so on CEX.IO a card or Apple Pay is usually the more practical route.

Selling and moving money back to your bank follows the same logic in reverse — see our cash-out guide — and the full country-by-country overview lives in crypto payment methods.

FAQ

Sources

• CEX.IO Help Centre — deposit and withdrawal methods · updated Aug 2026
• SFC — lists of licensed virtual asset trading platforms · updated May 2026
• Independent Reserve Singapore — fees (PayNow / FAST) · checked Oct 2026
• Upbit — K Bank real-name account and deposit limits · checked Oct 2026

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