E-Invoicing in Korea, Republic Of

South Korea mandates electronic tax invoices for all VAT-registered businesses through the National Tax Service system.

B2G (Business to Government)

Mandatory

Effective: January 1, 2011

Electronic invoicing requirements for transactions with government entities and public sector organizations.

B2B (Business to Business)

Mandatory

Effective: January 1, 2011

Electronic invoicing requirements for transactions between private businesses and commercial entities.

Official Platform

NTS e-Tax Invoice

Visit Official Portal

Supported Formats

NTS XML

Additional Notes

One of the earliest mandatory B2B systems in Asia.

Open Banking + E-Invoicing in Korea, Republic Of

Combining e-invoicing with Open Banking creates powerful automation opportunities. Open Banking APIs enable real-time bank transaction access for automated invoice reconciliation, while Payment Initiation Services (PIS) allow instant payments directly from e-invoices.

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Auto-Reconciliation

Match bank transactions with e-invoices automatically

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Instant Payments

Pay invoices with one click via PIS

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Cash Flow Visibility

Combine invoice & bank data for forecasting

View Open Banking Providers in Korea, Republic Of API Aggregators

Explore E-Invoicing Globally

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