Regulations Governing Licences and Ratings for Airmen Article 86

The applicant for instrument rating shall have completed not less than 3 hours of instrument training flight time within the preceding 60 days, or the applicant has completed CAA approved training program specifically designed for qualifying such applicants. The applicant flight check shall be conducted in accordance with the requirements prescribed by the Article27, Article 32, Article 44 and Article 49 respectively.
中文原文 航空人員檢定給證管理規則第86條
申請儀器飛航檢定之術科檢定者,於檢定前六十日內應有三小時以上之儀器飛航訓練時間,或依民航局為該檢定核准之訓練計畫完成訓練,其檢定項目分別依第二十七條、第三十二條、第四十四條及第四十九條之駕駛員術科檢定報告表之規定實施。

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