Enforcement Rules of the Act Governing the Administration of Professional Engineering Consulting Firms Article 8

In the term “other documents as required by the competent authority” as set forth in Article 9, Subparagraph 5 of the Act, if in a situation set forth in Article 5, Paragraph 1, Subparagraph 3 of the Act, the supporting certificates to verify that the judicial person has been in business for five years minimum since it was incorporated and has undertaken domestic, overseas engineering consultation services amounting to NT$2,000,000,000 minimum in accumulation over the past five years, with a photocopy of each.
中文原文 工程技術顧問公司管理條例施行細則第8條
本條例第九條第五款所定其他經主管機關規定之文件,於本條例第五條第一項第三款規定之情形,應檢具設立登記滿五年之法人證明文件及最近五年內承攬國內外工程技術顧問業務累計金額達新臺幣二十億元以上證明文件影本各一份。

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