Telecom Vodafone wins decade long Rs 20,000 crore retro tax battle in arbitration Updated : September 25, 2020 09:19 PM IST Vodafone has won arbitration against India over the government's retro tax demand of Rs 20,000 crore at the Permanent Court of Arbitration in Hague on Friday. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.