North Eastern Sabah Railway Line

The North Eastern Sabah Railway Line (Laluan Keretapi Utara Timur Sabah) is a proposed railway line from the city of Kota Kinabalu that will connecting Kudat, Sandakan and Tawau as part of the Sabah State Railway line extension plan. The plan was supported by the Malaysian federal government represented by Transport Minister Liow Tiong Lai on 17 September 2015. On 21 March 2017, the study to establish the line to Kudat has started, with around RM1 million has been allocated.

Expansion proposal and connection of Borneo railway systems
Once if the project is complete, there is also a proposal to connecting the rail networks of Sabah and Sarawak in Malaysia with the provinces of Kalimantan in Indonesia that will be called as "Trans-Borneo Railway", as Indonesia were currently developing the railway network on their side.