Customs declaration requirements for South Korea
Customs Declare produces the completed Import Declaration (수입신고서), filed electronically via the UNI-PASS system for South Korea’s own customs authority, from your invoice and supporting documents. You or your broker review and submit it -- nothing leaves your workspace automatically.
Declaration form
Confirmed against the authority’s own published source- Form
- Import Declaration (수입신고서), filed electronically via the UNI-PASS system
- Issuing authority
- Korea Customs Service (KCS)
- Accepted languages
- Korean
- Required supporting documents
- Commercial invoice, packing list, bill of lading or airway bill, certificate of origin where applicable
- Last verified
- Aug 30, 2026
Import requirements & restrictions
Import licensing required
Hundreds of electrical, electronic, and radio/telecom product categories require KC (Korea Certification) mark certification -- Safety Certification, Safety Confirmation, or Supplier Compliance Confirmation depending on risk tier -- under South Korea's Electric Appliances Safety Act and Quality Management and Safety Control of Industrial Products Act, verified by customs at clearance. Administered by the Korean Agency for Technology and Standards (KATS).
Korean Agency for Technology and Standards (KATS)
Duty & tax
- VAT (default rate)
- 10%
- MFN duty rate data
- Available
- Preferential rate
- Available under an applicable trade agreement
- Free duty calculator
- Check a duty rate for South Korea
Quick answers
What customs declaration form does South Korea require?
South Korea’s import declaration is the Import Declaration (수입신고서), filed electronically via the UNI-PASS system, issued by Korea Customs Service (KCS).
Which languages does South Korea accept on a customs declaration?
Korean
What supporting documents are required to import into South Korea?
Commercial invoice, packing list, bill of lading or airway bill, certificate of origin where applicable
What is the VAT rate on imports into South Korea?
The default VAT rate on record for South Korea is 10%.