Across the borders North and South of Malaysia, in Thailand and Singapore respectively, motorists are in a flurry as Kuala Lumpur announced last week plans for a ban on sale of petrol to foreign-licensed vehicles within a 50km radius of its borders.

Resident writer Jane Goh gets to the bottom of the oil barrel as we keep track of this story as it unfolds.

*Tak Boleh = Malay for ‘Cannot’