Tax revenue up 13% in April amid stock market boom

Tax revenue jumps 13% in April amid as Kospi bull run continues

South Korea collected 55.2 trillion won in taxes in April (+12.9% YoY), driven by securities transaction levies that jumped from 200 billion to 1.3 trillion won on the back of an AI-fueled Kospi bull run. The surge — compounded by a 21.2% rise in corporate tax from chipmaker earnings — signals that AI-driven equity momentum is now materially reshaping public finances, a macro indicator for tech budget cycles and semiconductor investment flows in the region.