Q: Under what circumstances will an Alien Citizen Digital Certificate be automatically revoked?
A: If a user who has applied for a Citizen Digital Certificate meets any of the following conditions, the system will automatically revoke the certificate without prior consent. However, a certificate revocation notice will be sent to the certificate holder:
- Change of ARC number
- Change of nationality
- Death of the certificate holder
Q: What documents are required to apply for an Alien Citizen Digital Certificate?
A: The applicant must bring their original chip-embedded Alien Resident Certificate (ARC) issued by the National Immigration Agency (NIA) (must be within its validity period) to any NIA service station for in-person application. 
Q: How is the fee calculated if I need to apply for a new IC card after the original certificate has been revoked?
A: If a new IC card is required after revocation, the applicant must meet the eligibility criteria and follow the initial IC card application process. The following fees will apply:
- IC card production fee: NT$250
- Postage fee: NT$28
- Total: NT$278
Q: How can I apply for the revocation of an Alien Citizen Digital Certificate?
A: The certificate holder must visit any NIA service station in person and provide their original chip-embedded ARC. The registration counter will conduct identity verification to determine if the revocation request can be processed.
To check the revocation status of your certificate, visit the Ministry of the Interior Certificate Authority website at:
🔗http://moica.nat.gov.tw (Alien Citizen / Certificate Operations / Certificate Issuance Inquiry
Q: What should I do if my Alien Citizen Digital Certificate IC card is lost or damaged?
A: If your certificate is lost or damaged and you wish to apply for a replacement, you must meet the eligibility criteria and follow the initial IC card application process. The following fees apply:
- IC card production fee: NT$250
- Postage fee: NT$28
- Total: NT$278
 
Q: What is the process for applying for an Alien Citizen Digital Certificate IC card?
A: To apply for an Alien Citizen Digital Certificate, the applicant must:
- Bring their original chip-embedded ARC (issued by the NIA) to any NIA service station for identity verification and application.
- Within 15 days of applying, visit the Ministry of the Interior Certificate Authority website at:
🔗 http://moica.nat.gov.tw - Click Alien Citizen / Common Functions / Certificate Application Inquiry & Payment.
- Log in using your ARC number and user code (printed on the application form) and complete the online credit card payment of NT$278 (NT$250 IC card fee + NT$28 postage fee).
- After confirmation of the mailing address, the certificate will arrive within 7-10 business days.
- Once received, the certificate holder must visit the Certificate Authority website to activate the card and set a PIN code before use.
Note: If payment is not completed within the specified time, the system will automatically cancel the application. If you still wish to apply after cancellation, you must visit an NIA service station and resubmit the application.
Q: After completing the application at an NIA service station, when should I make the payment to the Ministry of the Interior Certificate Authority?
A: After successfully submitting your application at an NIA service station, you must complete the payment within 15 days starting from the day after the application submission. Payment should be made via the Ministry of the Interior Certificate Authority website using a credit card.
Ministry of the Interior Certificate Authority Website (Image / Screenshot from the Ministry of the Interior Certificate Authority Website)
Q: What should I do if I no longer need to use the Alien Citizen Digital Certificate?
A: The certificate holder must visit an NIA service station in person, bring their original chip-embedded ARC, and submit a Certificate Revocation Request.
Once the certificate is revoked, if the holder wishes to use the certificate again in the future, they must apply for a new IC card following the initial application process at any NIA service station.
Q: Why is it necessary to apply for an Alien Citizen Digital Certificate in person, and why can't someone else apply on my behalf?
A: Digital certificates are categorized into four levels of security. The Citizen Digital Certificate issued by the Government Certification Authority is of higher security standards, and it is a fundamental requirement for accessing e-Government online services.
To ensure the protection of individual rights, applicants must apply in person at an NIA service station for identity verification. The certificate will only be issued once the applicant's identity and personal information are verified to be accurate.