South Korea crypto tax at 22% from 2027, key timing and loss rules

South Korea crypto tax will take effect on Jan. 1, 2027, after repeated delays. Deputy Prime Minister Koo Yun-cheol confirmed the timetable in a National Assembly meeting on July 29, and the plan has now been set by a December 2024 amendment. Under the Income Tax Act, annual crypto gains above 2.5 million won (about $1,740) will be treated as “other income.” The South Korea crypto tax rate is 20% national tax plus 2% local tax on the amount exceeding the allowance, implying a combined cap of 22%. The first tax filings are expected in May 2028 for gains realized in 2027. Taxpayers will calculate taxable profit as disposal proceeds minus eligible acquisition costs, which could add compliance burdens for users trading across multiple domestic and overseas platforms. A key concern is whether crypto investors will be allowed to carry forward losses. Critics, including People Power Party lawmaker Kim Sang-hoon, warn that the lack of loss offset could push some trading activity toward offshore centralized exchanges, DeFi venues, or peer-to-peer markets, reducing domestic liquidity and visibility. Meanwhile, an opposition bill introduced in March could repeal the crypto-income provisions or delay implementation further, though as of July 29 it had only been sent to a subcommittee—leaving potential legal changes before end-2026. Separately, South Korea is also working on broader digital-asset and stablecoin regulation, including interim stablecoin licensing guidance while the Digital Asset Basic Act is negotiated. For traders, the South Korea crypto tax—especially the 22% rate and potential limits on loss offsets—could raise the after-tax cost of trading and influence positioning ahead of 2027.