In view of the smog, it has been declared mandatory to wear masks in four divisions of Punjab including Lahore, Gujranwala, Faisalabad and Multan.
Director General of the Environment Protection Agency Imran Hamid Sheikh issued a notification in this regard today.
According to the notification, wearing masks will be mandatory in smog-affected areas until January 31.
A spokesperson of the Environment Protection Agency said that respiratory diseases are increasing in smog-affected areas.
He said wearing masks has been made mandatory to protect people from the effects of chemical substances.