Customer support
Notices, downloads, complaints and appeals.
Notices
Announcements and changes
Downloads
Forms and documents
Complaints and appeals
Tell us what went wrong, or appeal a decision
Audit satisfaction survey
How did our audit go?
Auditor resources
For registered auditors — sign-in required
Contact us directly
- Telephone
- +82-2-786-9242
- Fax
- 02-6940-9317
- info@itscert.or.kr
