Extending Your Stay in Korea: Visa Extension Rules, Timing, and Required Documents (2026 Guide)

Visa extension in Korea is one of the most searched immigration topics because many foreigners misunderstand when and how to apply. Applying too late or with incomplete documents is a common reason for rejection. This guide explains who can extend, when to apply, and how to avoid problems.

What does a visa extension mean?

A visa extension allows you to continue staying in Korea under the same visa type. It does not change your visa category and approval depends on whether you still meet the original conditions of stay.

When should you apply?

• Usually within the last 4 months before expiration
• Before your current period of stay ends
• Earlier is recommended during busy seasons

Documents commonly required

• Passport
• Alien Registration Card (ARC)
• Application form
• Proof of ongoing activity (employment, study, family)
• Financial documents (if applicable)

Common reasons for rejection

• Late application
• Unpaid taxes or insurance
• Insufficient income or activity proof
• Previous immigration violations

FAQ

Can I stay after my visa expires if I applied?

Only if the application was properly submitted before expiration.

Does extension guarantee approval?

No. Each application is reviewed individually.

Official source

This information is based on official immigration guidance from HiKorea: https://www.hikorea.go.kr