South Korea considers easing crypto banking rule

TLDR

South Korea is debating relaxing its strict banking rule for crypto exchanges to support a more mature, institution-friendly digital asset market.

1. Policymakers and banks are revisiting the one exchange-one bank rule that ties each won-based crypto exchange to a single banking partner.
2. Easing the rule could expand competition, improve access for smaller exchanges, and open the door for more corporate and securities-linked crypto services.
3. The change is not yet finalized, so the key watchpoint is whether regulators formally revise the framework as corporate participation ramps up later this year.

Deep Dive

1. What Rule Is Being Reconsidered?

Since 2018, South Korea has required every won-denominated crypto exchange to partner with only one bank to issue real-name accounts, a setup designed to strengthen anti-money-laundering controls after earlier scandals.

Recent reporting shows renewed calls to ease this one exchange-one bank rule, with banks that are not currently active in crypto, such as BNK Busan Bank and Woori Bank, reportedly in talks with exchanges about new partnerships.

Regulators are also preparing to open the digital asset market to corporate investors in the second half of the year, which is driving discussion about more flexible and robust banking infrastructure for crypto platforms.

2. Why It Matters For Users And Market Structure

Critics say the current rule restricts competition and consumer choice, and makes it harder for smaller exchanges to secure banking services compared with giants like Upbit or Bithumb.

Allowing multiple bank partners per exchange could diversify operational risk and simplify onboarding, while letting additional banks share the crypto business rather than leaving it concentrated in a few institutions.

There is also talk of linking exchange accounts with securities firms, which would further integrate traditional capital markets tools with crypto, potentially making it easier for corporate and institutional players to access digital assets under familiar oversight.

3. What To Watch Next

The idea is at the discussion stage, not yet codified, so the main signal to watch is whether the Financial Services Commission and National Assembly translate these calls into formal regulation or guidance.

Industry negotiations between exchanges, banks, and securities firms will indicate who is likely to enter the market and how quickly corporate-focused services may roll out.

Key risks are regulatory delays, potential tightening of other requirements to offset added flexibility, and the possibility that only a few large platforms capture most of the new banking relationships, limiting practical competition gains.

Conclusion

South Korea is moving from a purely risk-containment posture toward a more growth-oriented, institution-ready crypto framework, and easing the crypto banking rule would be a concrete step in that direction. For crypto users and businesses, the outcome will shape which venues have strong banking support, how easily corporates can participate, and how resilient the overall market becomes against future shocks.