Why do I need to submit identity verification (overseas tax obligation information)?
Upbit must check whether the member has overseas tax obligations in accordance with Article 36 of the Act on International Tax Adjustment and the Implementation Regulations for Automatic Exchange of Cryptographic Asset Information in accordance with the Information Exchange Agreement.
Please understand that this is a process of verifying necessary information related to overseas tax obligations in accordance with international standards.
In accordance with the “Implementation Regulations for Automatic Exchange of Encrypted Asset Information in accordance with the Information Exchange Agreement,” the CARF identity verification document must be submitted. January 1, 2026It has been officially implemented since.
Go to Overseas Tax Responsibility Information (CARF) Frequently Asked Questions >
1. How do I submit identity verification (overseas tax obligation information)?
[Screen upon completion of domestic and foreign customer verification]
Upbeat After completing customer verification, submit tax obligation information directly from the appYou can do it.
- Domestic members who do not have overseas tax obligations can simply submit their application without additional documents.
- Members with tax obligations overseas or foreign members who need to confirm their domestic residence must submit additional identity verification documents or supporting documents.
For reference, related materials If you do not submit it or submit it late or falsely Service use is limitedbecome or Report to the National Tax Service as an obstructionist in carrying out obligationsThis can happen, so please be careful!
[PC Web Tax Payment Information Submission Guide]
If you have completed customer verification on the PC web, you can submit your identity verification (overseas tax obligation information) directly from the mobile app through Notification Talk.
If you did not receive the notification message, you can register your identity verification certificate (overseas tax obligation information) directly through the path below.
- Mobile app path: [More] - [Select 'Nickname'] - [Member information] - [Other information - Overseas tax obligation information]
2. Tax obligations abroad If there is What information do I need to submit?
If you have tax obligations overseas, Both domestic and foreigners
Submit additional tax obligation information and supporting materials for each applicable tax payment country.You have to do it.
[Caution screen for submitting overseas tax obligation information and documents proving tax identification number]
[Overseas tax obligation information to be submitted]
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tax country
- Please select the country where you are recognized as a tax resident.
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taxpayer number
- Please enter the Taxpayer Identification Number (TIN) of the selected country.
- Number rules vary from country to country, so please check the rules provided.
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Proof of tax identification number
- Please attach proof of residency or identification (including your name) issued by an authorized government agency.
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Overseas residential address
- If you live in a tax-paying country, please enter your address in English.
- If you are obligated to pay taxes but do not physically reside, you can select the “I do not reside” option.
3. Tax obligations abroad If there is none What information do I need to submit?
[Screen for Koreans and foreigners with no overseas tax obligations]
(1) Domestic membersIf so,
If you have no tax obligations overseas, all steps are completed immediately without submitting additional information.
(2) Foreign membersIf so,
At the customer verification stage Only for members who have submitted a domestic residence report for foreign nationals,
Submit additional documents confirming residence in the country for more than 183 days, such as immigration records. Please.
For detailed information, please check ‘Information on Proof of Residence’.
*Please mask the personal identification numbers (resident registration number, passport number) included in the documents before submitting them.
*If you do not mask, you may be asked to submit additional data.
Documents confirming your residence in Korea can be obtained from the site below.
- Residency certificate issuance route: [National Tax Service Home Tax] Access > Login > [Certification/Registration/Application] > [Other Civil Complaint Certification]
- Immigration certificate issuance route: [government24] Access > Search for certificate of entry and exit > Issuance
※ Why do foreign members who submitted a domestic residence report for foreign nationals need additional information?
It is not possible to confirm the period for which a foreign national is recognized as a resident under tax law (whether he or she has resided in the country for more than 183 days) using only the domestic residence report card. So you can confirm that you actually live in the country. Additional data such as immigration recordsI need it.
This information is essential for determining “where tax obligations lie”, so we are requesting additional submission only from members of this type.
4. Do I only have to submit the identity verification document (overseas tax obligation information) once?
Once submitted, there is no need to submit again as long as there are no errors or false information in the registration and the information does not change thereafter.
However, there may be cases where additional data is needed to verify that the information you submitted is correct.
Please check the information below one more time!
- Please confirm for yourself that there are no errors or falsehoods in the submitted identity verification document. And if the information changes after submission, you must notify Upbit within 90 days.
- If Upbit requests submission of identity verification or additional supporting materials, the materials must be resubmitted within 90 days from the date of receipt of the request.
- If you do not submit relevant materials or submit them late or falsely, your use of the service may be restricted or you may be reported to the National Tax Service as an obstructionist in performing your obligations.
- For data submitted before January 1, 2026, we may request additional submission for verification.
5. I would like to change my overseas tax obligation information.
resubmit your tax liability information; or
If you need to submit tax obligation information through the app after completing customer verification on your PC, you can edit it in the path below.
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Path: [More] - [Select 'Nickname'] - [Member Information] - [Other Information - Overseas Tax Obligation Information]
6. Do I need to submit tax information to make a transaction?
- Members who joined after January 1, 2026silver Proof of identity before starting transaction You have to submit it first.
- Members who signed up by December 31, 2025is an identity verification letter Regardless of whether or not you submit You can trade right away.
However, Regardless of the time of subscription, related data is provided in accordance with Article 36 of the Act on International Tax Adjustment and the Implementation Regulations for Automatic Exchange of Cryptographic Asset Information in accordance with the Information Exchange Agreement. In case of failure to submit or delayed or false submission Please be aware that you may be reported to the National Tax Service as an obstructionist in carrying out your obligations.
If you see a pop-up like the one below when attempting a transaction:
Please submit your tax obligation information. Transactions are possible immediately after submission.