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Invoice Template South Korea

South Korean tax invoice template with VAT at 10%, business registration number, and electronic tax invoice (e-Tax) support. This template automatically includes all mandatory fields required by South Korea tax authorities, calculates applicable taxes, and formats amounts in the local currency. Whether you're a freelancer, small business, or corporation operating in South Korea, this template ensures your invoices are legally compliant and professionally formatted.

What This Template Includes

  • Business registration / tax ID
  • Tax rate & amount
  • Local currency formatting
  • Sequential invoice numbering
  • Buyer & seller details
  • Legally required disclosures

How to Create Your Invoice South Korea

  1. 1

    Describe your work

    Type a plain English description of the services you provided, the client, and the amount.

  2. 2

    AI generates your invoice

    InvoiceQuickly's AI fills in all fields with industry-specific formatting, tax calculations, and proper payment terms.

  3. 3

    Review, download, and send

    Check the details, download as PDF, and send directly to your client via email or a payment link.

Recommended Payment Terms

Payment terms vary by South Korea business customs and legislation. Check local late payment laws for your right to charge interest on overdue invoices. Many countries have statutory minimum interest rates for commercial debts.

Need help writing payment terms? Read our guide to invoice payment terms for best practices and templates.

Tax Information

Tax requirements in South Korea are jurisdiction-specific. Always verify current rates, mandatory invoice fields, and filing deadlines with your local tax authority. Tax rates and rules change regularly — using an automated template ensures you stay compliant.

Invoicing Tips

  • 1Verify all legally required fields for South Korea invoices before sending — missing fields can invalidate the invoice
  • 2Use the correct tax rate for your specific goods or services — reduced rates may apply to certain categories
  • 3Display all amounts in the local currency with proper formatting (decimal separators, currency symbols)
  • 4Keep copies of all invoices for the legally required retention period in South Korea (typically 5-10 years)

Frequently Asked Questions

What are the mandatory invoice fields in South Korea?

Invoice requirements in South Korea typically include: seller and buyer details with tax ID numbers, sequential invoice number, invoice date, description of goods or services, quantity and unit price, applicable tax rate and amount, total including tax, and payment terms. Use InvoiceQuickly's South Korea template to include all required fields automatically.

What tax rate should I use on invoices in South Korea?

Tax rates in South Korea vary by the type of goods or services provided. Standard rates, reduced rates, and zero rates may apply. Check your local tax authority's guidelines for the correct rate for your specific services. InvoiceQuickly's template calculates tax automatically based on the rate you select.

Can I invoice in a foreign currency in South Korea?

In most cases, yes. However, you may need to show the equivalent amount in the local currency for tax purposes. Tax authorities generally require VAT/GST amounts to be calculated and reported in the local currency, even if the invoice total is in a foreign currency.

How long must I keep invoices in South Korea?

Invoice retention periods vary by country but are typically 5-10 years. In the EU, the standard is 7-10 years. In the US, the IRS recommends at least 3 years (7 years if deductions are claimed). Digital storage is permitted in most jurisdictions, provided the records are accessible and unaltered.