New Delhi: The Delhi government on Sunday divided the week between vehicles with odd and even registration numbers, as Chief Justice of India T.S. Thakur gave his backing to the landmark but controversial move aimed at battling rising air pollution in the national capital.

Public Works Department Minister Satyendra Jain announced that private vehicles with odd registration numbers will ply on Mondays, Wednesdays and Fridays and those with even numbers on Tuesdays, Thursdays and Saturdays from January 1. There was no decision regarding Sundays.