Hong Kong authorities are outlining regulations for ride-hailing platforms like Uber, months after legal framework passed. Enforcement and licensing details are emerging, but the total number of vehicles is unresolved.

Hong Kong authorities have finally begun laying out details on how they plan to regulate ride-hailing platforms such as Uber, Tada and Didi Chuxing, months after lawmakers passed the city’s first legal framework for the sector in October. Officials have provided more information on enforcement powers, penalties and licensing arrangements, although the key issue of how many ride-hailing vehicles will ultimately be allowed on the road has yet to be resolved. The South China Morning Post tackles...