The Act Governing the Punishment of Violation of Road traffic Regulations (道路交通管理處罰條例) is the basic law governing speed limit in Taiwan (Republic of China).
The Road Traffic Security Rules (道路交通安全規則) are the basic administrative regulations.
3 are now posted at 110 km/h, the highest speed limit in Taiwan.
A truck with a gross weight of 20 tonnes or more is limited to 90 km/h.
Except on approaches to toll stations and work areas, minimum speeds are usually posted at 60 km/h.