1 If East-west Line proposal is implemented, this will use the existing tracks of Ma On Shan Line, the track of Sha Tin to Central Link which is under construction and the existing West Rail Line 2 If North-south proposal is implemented, this will use the existing tracks of East Rail Line and the track of Sha Tin to Central Link which is under construction. 3 If North Island Line proposal is implemented, it will take up Island Line stations east of Fortress Hill 4 If North Island Line proposal is implemented, it will take up Island Line stations west of Tin Hau 5 Guangzhou-Shenzhen-Hong Kong Express Rail Link (Hong Kong Section) will be commissioned in 2014.
Stations or station extensions that are proposed, under planning or under construction are shown in italics.