https://www.thehindubusinessline.com/opinion/tax-on-mobile-data-usage-isnt-a-good-idea/article70789103.ece
Tax on mobile data usage isn’t a good idea - The HinduBusinessLine
Apart from being legally fragile, the tax would result in double taxation and price out marginal users
mobile data usagegood ideatax
https://www.lifewire.com/how-to-monitor-your-mobile-data-usage-2378226
How to Monitor Your Mobile Data Usage
mobile data usagemonitor