Knowledge Hub

Insights, built around real questions

Instead of restating law firm client alerts, K-ITAX starts from the questions global tax and finance teams actually ask about Korea.

VAT

Korea VAT Registration for Foreign Companies: A Practical Guide

When a foreign company needs to register for Korean VAT, how simplified registration for digital services works, and whether VAT can be recovered without a Korean entity.

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Cross-Border Structuring

Branch vs. Subsidiary vs. Liaison Office in Korea

A practical guide to choosing the right business structure for foreign companies entering the Korean market — and why the cheapest option to set up isn't always the cheapest to operate.

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Permanent Establishment

Korea PE Risk: What Global Companies Should Know Before Expanding

Does hiring one employee in Korea create a taxable presence? How Korean tax authorities assess fixed-place and agency PE risk.

Full guide in progress
Transfer Pricing

Related-Party Transactions in Korea: Common Audit Issues

The transfer pricing issues that come up most often in Korean tax audits, and documentation steps that reduce risk.

Full guide in progress
Withholding Tax

Korean Withholding Tax Refunds Under Tax Treaties: A Walkthrough

How treaty-reduced withholding tax rates work in practice, and the process for reclaiming over-withheld tax from the NTS.

Full guide in progress
Pillar Two

Pillar Two in Korea: What Multinational Groups Need to Track

How Korea's global minimum tax rules interact with existing incentives, and the information-reporting obligations to watch.

Full guide in progress
Tax Controversy

Surviving a Korean Tax Audit: A Field Guide for Foreign-Invested Companies

What to expect when the NTS opens an audit, how to prepare documentation in advance, and common escalation paths.

Full guide in progress