"However, the evasion in restaurants is notoriously tough to quantify," the Formal reported. "They might happen to be evading tax for over five years but they will be retaining documents only for the last 3 months," he https://clerk.tax/chronicle/in-gst/gnews/gst-tax-raid-unraveling-a-web-of-tax-evasion-in-the-restaurant-industry/