You can make an application through the Online Application for Taiwan National Park Permits website. From the below link, you can find out the application window dates by using the widget located on the lower right of the web page. For all routes, the application window opens two-month before the intended hiking start date. Applicants can prepare a draft of their application before this date, which is saved on the system for up to 5 full days after the draft was last modified. The system accepts applications daily from 07:00 to 23:00 in the order which they are received: https://npm.cpami.gov.tw/en/apply_1.aspx
Revisions to the "Notes on Application for Entry into Taroko National Park Ecological Reserve and Existing Use Area (General Controlled Area)" will be implemented starting July 1, 2021. The process for entry applications is modified from the current maximum of 30 days prior to entry and extended to a two-month in advance application. Entry applications for all trails within the Taroko National Park Ecological Protection Area and other Existing Use Area (General Controlled Area) may be applied for two months before entry.
Notice:
A: Qilai (Main/North Peaks, Range from North to South Peak, South Peak, East Ridge); Nanhu (out-and-back to Nanhu Cabin, North Section 1); North Section 1 (Mts. Nanhu and Zhongyangjian), North Section 2 (Y-route, Mt. Shuan/Mt. Lingming, Mt. Shuan Day Ascent); North Sections 1 and 2 traverse; Bilu-Yangtou Traverse; Mt. Qingshui; Other non-traditional routes. The application window opens five days – 2 months before the date of intended entry (closing at 3 pm, five days before the date of planned entry). Applications can be made five days before at 3:00 pm to two months before entering the park, and it is possible to apply for a continuous day trip.
B: Mt. Yangtou Day Ascent, Mt. Bilu Day Ascent: The application window opens three days to 2 months before entry (closing at 3 pm, three days before the date of intended entry). Applications can be made three days before at 3:00 pm to 2 months before entering the park, and it is possible to apply for a continuous day trip.
C: Zhuilu Old Road Day Ascent (out-and-back to 3.1 km): Application window opens one day to two months before entry (closing at 3 pm, one day before the date of intended entry).
D: Zhuilu Old Road Day Ascent (out-and-back to 3.1 km) for Foreign Visitors:
(1) The application window opens four months to 35 days before the date of intended entry; weekdays only (Monday to Thursday, excluding public holidays). The application window closes at 3 pm, 35 days before the date of intended entry. An application can be submitted via the online application service website. Only one application is available per year.
(2) Zhuilu Old Road Day Ascent (out-and-back to 3.1 km) for Foreign Visitors: The application window opens two months to one day before the date of intended entry. The application window closes at 3 pm, one day before the date of intended entry.
E: All application cases are filed by the time of online application. Please refer to the latest revision of the "Important Notices on Application for Entry into the Park Ecological Protection Areas and Other Existing Use Area (General Controlled Area) " for more information.