Korea Payroll & Tax API › reduced-hours-childcare-benefit

South Korea reduced working hours for childcare benefit

South Korea reduced working hours for childcare benefit: monthly employment-insurance top-up (first 10 reduced hours at 100%, rest at 80%, with caps) plus the reduced employer pay.

Price: $0.01 USDC per call over REST (x402 on Base, no API key). MCP: free as reduced_hours_childcare_benefit at https://api.kkuldogu.com/mcp. Basis year: 2026.

Input

Field	Type	Required	Description
`monthlyOrdinaryWage`	number	yes	Monthly ordinary wage before the reduction (KRW)
`weeklyHoursBefore`	number		Weekly hours before; default 40
`weeklyHoursAfter`	number	yes	Weekly hours after the reduction
`months`	integer		Months of reduced hours, for the total; default 1

Example request

curl -X POST https://api.kkuldogu.com/v1/reduced-hours-childcare-benefit -H "content-type: application/json" \
  -d '{"monthlyOrdinaryWage":3500000,"weeklyHoursAfter":30,"months":12}'

Without payment this returns 402 with x402 payment requirements; an x402 client pays $0.01 USDC and retries.

Example response

{
  "basisYear": 2026,
  "currency": "KRW",
  "disclaimer": "For reference only, not legal or tax advice. Uses official 2026 Korean rates and the same formulas as the kkuldogu.com calculators; actual payroll, NHIS/NPS notices and tax settlement can differ.",
  "source": "https://kkuldogu.com",
  "tool": "reduced-hours-childcare-benefit",
  "input": {
    "monthlyOrdinaryWage": 3500000,
    "weeklyHoursAfter": 30,
    "months": 12
  },
  "result": {
    "monthlyTotal": 3250000,
    "employerPay": 2625000,
    "benefit": 625000,
    "first10HoursPortion": 625000,
    "remainingHoursPortion": 0,
    "reducedHours": 10,
    "pctOfOriginalPay": 92.9,
    "benefitTotal": 7500000
  }
}

For reference only, not legal or tax advice. Uses official 2026 Korean rates and the same formulas as the kkuldogu.com calculators; actual payroll, NHIS/NPS notices and tax settlement can differ. · Calculators for people (Korean): kkuldogu.com · API home · llms.txt · OpenAPI