South Korea's NTS 2026 Year-End Tax Settlement (Korean 2025 income) guide: Korean income deduction + Korean 13 tax credits matrix (Korean wage, Korean dependent, Korean credit card, Korean medical, Korean education, Korean donation, Korean rent, Korean pension savings) + Korean refund simulator. Korean Hometax simplified data, Korean steps.
| Korean type | Korean item | Korean cap / requirement |
|---|---|---|
| Korean income deduction — Korean wage | Korean Wage Earner Deduction | Korean tiered by Korean salary (Korean ~17.5M for Korean 50M etc.) |
| Korean income deduction — Korean dependent | Korean self / spouse / dependents | Korean 1.5M / each (Korean dependent ≤1M income) |
| Korean income deduction — Korean dependent | Korean elderly (Korean 70+) | Korean +1M extra |
| Korean income deduction — Korean dependent | Korean disabled | Korean +2M extra |
| Korean income deduction — Korean dependent | Korean female / single-parent | Korean 500k / 1M |
| Korean income deduction — Korean pension | Korean NPS / Korean civil-servant pension premium | Korean full deduction |
| Korean income deduction — Korean insurance | Korean NHI / employment / long-term care | Korean full deduction |
| Korean income deduction — Korean housing | Korean rental loan principal+interest | Korean cap 4M (40%) |
| Korean income deduction — Korean housing | Korean home mortgage interest | Korean cap 18M (Korean ≥10-yr) |
| Korean income deduction — Korean credit card | Korean over Korean 25% Korean salary | Korean cap 3M (≤70M), 2.5M (70M–120M), 2M (>120M) |
| Korean tax credit — Korean wage | Korean Wage Earner Tax Credit | Korean ~500k–740k (Korean tiered by Korean salary) |
| Korean tax credit — Korean child | Korean child (Korean 7+) | Korean 150k each (Korean +300k from Korean 3rd) |
| Korean tax credit — Korean child | Korean birth / adoption | Korean 300k / 500k / 700k |
| Korean tax credit — Korean medical | Korean over Korean 3% salary | Korean 15% credit (Korean self / 65+ / disabled Korean uncapped) |
| Korean tax credit — Korean education | Korean self / child / sibling | Korean 15% (Korean cap Korean 3M / 9M Korean university) |
| Korean tax credit — Korean donation | Korean statutory / designated / religious | Korean ≤10M 15%, Korean over 30% |
| Korean tax credit — Korean rent | Korean no-home wage Korean ≤80M | Korean 17% rent (Korean ≤55M) Korean cap 7.5M |
| Korean tax credit — Korean pension savings | Korean pension savings + IRP | Korean cap 9M × 13.2–16.5% (Korean ≤55M = 16.5%) |
| Korean tax credit — Korean insurance | Korean protective insurance | Korean cap 1M × 12%, Korean disabled cap 1M × 15% |
| Korean taxable income | Korean rate | Korean progressive deduction |
|---|---|---|
| Korean ≤14M | 6% | 0 |
| Korean 14M–50M | 15% | Korean 840k |
| Korean 50M–88M | 24% | Korean 6.24M |
| Korean 88M–150M | 35% | Korean 15.36M |
| Korean 150M–300M | 38% | Korean 37.06M |
| Korean 300M–500M | 40% | Korean 94.06M |
| Korean 500M–1B | 42% | Korean 174.06M |
| Korean over 1B | 45% | Korean 384.06M |
| Korean Jan 15 | Korean Hometax Korean simplified data Korean live |
| Korean Jan 20 – Feb 28 | Korean submit Korean simplified + Korean extra receipts to Korean company |
| Korean by Mar 10 | Korean company files Korean withholding + Korean determines Korean refund |
| Korean Mar / Apr salary | Korean refund deposited or Korean extra owed deducted |
| Korean May Global Income Tax | Korean non-wage income (freelance / rental etc.) separate filing |
| Korean NTS Helpline | 126 |
| Korean Hometax (online filing help) | 126→2 |
| Korean local Tax Office | Varies by region |
| Korean company accounting | Varies by Korean employer |
This South Korea–only summary follows Korea's Income Tax Act / enforcement decree / rules and Korean NTS guides (as of April 2026). Korean year-end settlement Korean income / tax credit Korean items, Korean caps, Korean rates change Korean each Korean tax-law revision; Korean actual refund and Korean determined tax are finalized by Korean Hometax Korean simplified data, Korean company-submitted data, and Korean accounting processing. Korean simulator is Korean single-person Korean simple approximation; Korean credit-card / Korean medical / Korean education / Korean donation / Korean rent / Korean pension savings / Korean insurance Korean detailed credits not Korean reflected. Non-binding Korean reference; verify at Korean Hometax (hometax.go.kr) or Korean NTS Helpline 126. Korean tool does not solicit any Korean accounting firm or Korean tax accountant.
South Korea's Year-End Tax Settlement (Korean Yeonmal Jeongsan, '13th-month salary'), under Korea's Income Tax Act, is a Korean reconciliation in which Korean NTS and Korean companies recompute Korean monthly Korean withholding tax for Korean wage earners using Korean income deductions and Korean tax credits between Korean January and Korean March of the Korean following year, then Korean refund the Korean overage or Korean collect the Korean shortfall. Korean 2026 settlement covers Korean 2025 income. Korean flow: Korean gross salary → Korean Wage Earner Deduction → Korean wage income → Korean dependent deductions (Korean self 1.5M, Korean dependent 1.5M each, Korean elderly +1M, Korean disabled +2M, Korean female 500k, Korean single-parent 1M) → Korean taxable income → Korean calculated tax (Korean 6/15/24/35/38/40/42/45% Korean 8 brackets) → Korean tax credits (Korean wage 500k–740k, Korean child 150k/each, Korean medical Korean over 3% salary 15%, Korean education 15%, Korean donation 15–30%, Korean rent 17%, Korean pension savings 13.2–16.5%, Korean insurance 12%, Korean credit card 15–30%) → Korean determined tax → Korean refund / extra. Korean 2026 main changes: Korean child tax credit Korean expanded, Korean marriage tax credit (Korean 500k) newly Korean introduced, Korean birth / adoption tax credit Korean raised (Korean 1st 300k / 2nd 500k / 3rd 700k), Korean credit-card 30% extra deduction (Korean over 105% of Korean prior year). Apply at Korean Hometax 'Year-End Simplified Service' from Korean Jan 15 with Korean public cert / Korean simple auth, Korean bulk-download PDF/XML data, Korean submit to Korean company by Korean late Feb; Korean company files Korean withholding by Korean Mar 10 and Korean Mar / Apr Korean payday Korean reflects Korean refund or Korean extra.
Korean company files Korean withholding by Korean Mar 10 and Korean refund Korean deposits with Korean Mar or Korean Apr Korean salary. Korean schedule varies by Korean employer; ask Korean accounting team.
Korean credit-card / Korean cash receipt / Korean check card Korean usage Korean over Korean 25% of Korean salary qualifies. Korean credit card 15%, Korean check / cash receipt 30%, Korean traditional market / public transit 40–50%; Korean cap Korean 3M (≤70M salary), 2.5M (70M–120M), 2M (>120M).
Korean wage earner with Korean salary ≤80M, Korean no Korean home, Korean own-name lease + Korean own-name remittance + Korean landlord meets Korean criteria. Korean cap Korean 17% (≤55M) / Korean 15% (55M–80M), Korean ≤7.5M / yr.
Korean over Korean 3% Korean salary qualifies for Korean 15% credit. Korean self / Korean ≥65 / Korean disabled Korean medical Korean uncapped. Korean glasses / Korean lens Korean cap Korean 500k / Korean person.
Korean each Korean spouse Korean deducts from Korean own income. Korean dependents / Korean kids should Korean consolidate to Korean one side for Korean tax savings; Korean credit card Korean larger spender Korean better.
Korean extra over Korean 100k allows Korean installment Korean payment (Korean Feb–May). Korean ask Korean accounting team. Korean May Korean Global Income Tax filing can Korean further Korean reduce Korean extra via Korean additional Korean credits.
South Korea's 2026 Year-End Tax Settlement (Korean Yeonmal Jeongsan, '13th-month salary'), under the Korean Income Tax Act, is a Korean annual Korean reconciliation in which Korean NTS and Korean companies recompute Korean monthly Korean withholding tax for Korean wage earners using Korean income deductions and Korean tax credits between Korean January and Korean March of the Korean following year, then Korean refund the Korean overage or Korean collect the Korean shortfall; Korean 2026 settlement covers Korean 2025 income. Korean flow: Korean gross salary → Korean Wage Earner Deduction (Korean tiered by Korean salary — Korean ~17.5M for Korean 50M etc.) → Korean wage income → Korean dependent deductions (Korean self 1.5M, Korean dependent 1.5M each, Korean elderly +1M, Korean disabled +2M, Korean female 500k, Korean single-parent 1M) → Korean taxable income → Korean calculated tax (Korean 8 brackets — Korean 6%/15%/24%/35%/38%/40%/42%/45%, Korean progressive deduction Korean 0/840k/6.24M/15.36M/37.06M/94.06M/174.06M/384.06M) → Korean tax credits (Korean Wage Earner Tax Credit 500k–740k, Korean child 150k each + Korean 300k from 3rd, Korean birth / adoption 300k/500k/700k, Korean medical Korean over 3% salary 15% — Korean self/65+/disabled Korean uncapped, Korean education 15% Korean cap 3M / 9M Korean university, Korean donation 15% (≤10M) / 30%, Korean rent 17% (≤55M) / 15% (55M–80M) Korean cap 7.5M, Korean pension savings + IRP cap 9M × 13.2–16.5%, Korean protective insurance cap 1M × 12%, Korean credit card Korean over 25% salary 15–30% Korean cap 3M/2.5M/2M) → Korean determined tax → Korean refund / extra. Apply at Korean Hometax (hometax.go.kr) 'Year-End Simplified Service' from Korean Jan 15 with Korean public / simple authentication, Korean bulk-download PDF/XML for Korean medical, education, donation, rent, credit card, pension savings; Korean collect Korean missing receipts (Korean glasses, Korean lens, Korean some donations); Korean submit to Korean company by Korean late Feb; Korean company files Korean withholding by Korean Mar 10 and Korean Mar/Apr Korean payday Korean reflects Korean refund or Korean extra owed (Korean installment available if Korean over 100k). Korean dual-income spouses Korean optimize via Korean consolidating Korean dependents and Korean credit-card spending Korean to one side. Korean 2026 main changes: Korean child tax credit Korean expanded, Korean marriage tax credit (Korean 500k) Korean introduced, Korean birth / adoption tax credit Korean raised, Korean credit-card 30% extra deduction (Korean over 105% of Korean prior year). Korean May Korean Global Income Tax filing covers Korean freelance / Korean rental / Korean interest / Korean dividend Korean separately. Korean contacts: Korean NTS Helpline 126, Korean Hometax online-filing help, Korean local Tax Office, Korean company accounting team.