Extension of ARC can apply from Online or Paper procedure, the below procedure introduces the Online ARC extension.
Online Extension of ARC
Require documents (scan and upload to the website of online application)
To apply for and collect the certificate
Application/extension fees are NT$1,000 (each one year) for foreign students and NT$500 (one year) for overseas Chinese students. The one-year residence restriction does not apply to university scholarship recipients approved by the Ministry of Education.
5 working days under normal circumstances where no correction is necessary.
In the case of extension for alien residence certificates, such extension application shall be made within 30 days prior to the residence certificate expiration. If an alien overstays his/her permitted residence for less than 30 days and the original purpose for residence application remains unchanged, then he/she may reapply for a residence subject to penalties for violations pursuant to Subparagraph 4 of Article 85. If the alien has overstayed for more than 30 days, he/she should leave the country after paying the fine. He/she may reapply for residence and reenter the country after the approval has been given.
"Notices for the submission of online application for foreign and overseas Chinese student residence certificate extension or modification"