TNN | Updated: Nov 2, 2017, 03:07 IST Representative image. NEW DELHI: After Delhi's health minister Satyender Jain directed the civic bodies and police to immediately cancel licences of restaurants or eateries serving hookah, mayors have directed the deputy commissioners to conduct a survey to identify the locations where hookah is being served. Jain on Tuesday had said that the state tobacco control cell has conducted raids in various parts of Delhi and chemical analyses of samples picked up have shown presence of nicotine in significant amount in almost all the samples. Hookah smoking is not allowed in non-smoking zone as per section 4 of COPTA (Cigarette and Other Tobacco Products Act). ... [Read more]