Regulations on the Permission and Administration of the Employment of Foreign Workers Article 7

The Central Competent Authority will publicly announce online application procedures for employers applying to employ foreign workers or foreign workers applying for a work permit online.In accordance with the aforementioned announcement regulation, employers applying for a work permit for type A to type D foreign workers should do so online, other than where a legitimate reason is provided for not doing so and accepted by the Central Competent Au-thority.Employers who apply in accordance with provisions in the preceding two paragraphs shall retain written copies of all original application documents for a period of at least five years.
中文原文 雇主聘僱外國人許可及管理辦法第7條
雇主申請聘僱外國人或外國人申請工作許可,中央主管機關得公告採網路傳輸方式申請項目。
依前項規定公告之項目,雇主申請聘僱第一類外國人至第四類外國人申請工作許可,應採網路傳輸方式為之。
但有正當理由,經中央主管機關同意者,不在此限。
雇主依前二項規定之方式申請者,申請文件書面原本,應自行保存至少五年。

English translation for reference only; the Chinese text prevails. Not legal advice.