South Korea VAT calculator (부가가치세)

Korean VAT is a single 10%. Article 30 of the Value-Added Tax Act says only that "the rate of value-added tax shall be 10 per cent" — there is no reduced band, and the alternatives are zero-rating for exports and exemption rather than a lower rate.

Worked example · Vat Amount

With Amount of 100, this model computes Vat Amount of 10. See the full working.

✓ Verified against 4 self-test cases Updated for 2026 · sources checked 2026-10-09

How 부가가치세 (vat) in South Korea is calculated

Article 30 of the 부가가치세법 is one sentence: *"부가가치세의 세율은 10퍼센트로 한다"* — the rate of value-added tax shall be 10 per cent. Unqualified, with no category carve-out, which is why this page offers no rate selector. Adding VAT multiplies the net amount by 10%; removing it divides the gross by 1.1.

**Why this page cites law.go.kr rather than an English translation.** The Korea Legislation Research Institute publishes an English Value-Added Tax Act, and it is headed *"Act No. 14387, promulgated December 20, 2016"*. A translation of that vintage cannot show the absence of a later amendment — and that is not a theoretical worry: Chile’s own tax authority still serves a copy of its VAT law *"actualizado hasta el 29 de julio de 1998"*, stating a 17% rate when the real one has been 19% since 2003. 국가법령정보센터 states the enforcement date on the article itself — 법률 제21065호, 시행 2026-01-02 — so currency is proven rather than assumed.

**No registration threshold is published here, and that is deliberate twice over.** Korea requires business registration whatever your turnover, so there is no de minimis to state. And the 104 million won figure widely quoted for Korea is the ceiling for the 간이과세자 (simplified taxpayer) regime, which is a different question with a different answer — labelling it a registration threshold would be wrong in the direction that matters, since it would tell a small business it need not register. The B2B reverse charge is exposed as an input because it is what most people mean when they ask whether they must charge VAT.

Worked example

ShowHide the full working: 3 inputs, 5 computed steps
100 KRW net at 10%
Inputs
Amount100
DirectionAdd VAT (net → gross)
B2B reverse charge appliesno
Computed by the engine
Rate0.1
Effective Rate0.1
Net Amount ✓ pinned100
Vat Amount ✓ pinned10
Gross Amount ✓ pinned110

Every computed row comes from the engine, run on the inputs above. Rows marked ✓ pinned are also fixed by a published self-test, so a change to the model that moved them would fail its own tests.

Frequently asked questions

한국의 부가가치세율은 얼마입니까?

10%입니다. 부가가치세법 제30조는 "부가가치세의 세율은 10퍼센트로 한다"고 규정합니다 (법률 제21065호, 시행 2026년 1월 2일).

How much VAT is on 100,000 won?

10,000 won, for a gross of 110,000 won. Korea has a single 10% rate set by Article 30 of the Value-Added Tax Act.

Does Korea have a reduced VAT rate?

No. Article 30 sets one rate with no category carve-out. Exports are zero-rated and certain supplies are exempt, but those are different mechanisms rather than a lower rate you select.

Is there a VAT registration threshold in Korea?

No. Business registration is required regardless of turnover. The 104 million won figure often quoted is the ceiling for the simplified-taxpayer (간이과세자) regime, which changes how you are taxed rather than whether you must register.

Sources

Estimate. Not tax advice. The verification badge means the model reproduces the stated formula through 4 self-test cases; the sources support that the formula matches the rules.

Check the arithmetic yourself: how this calculator is verified — the formula behind every derived value, the 4 test cases the engine reproduces, and what the badge does and does not claim. Also available as machine-readable JSON.

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Also for South Korea: South Korea take-home pay · South Korea 자동차세 · South Korea 개인사업자 · South Korea 연차 유급휴가

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