Government had earlier approved conciliation with Vodafone in June 2013 in a bid to resolve the capital gains tax dispute.While the basic tax demand was Rs7,990 crore, the total outstanding, including interest and penalty, is estimated to have risen to Rs20,000 crore.The Supreme Court had ruled in Vodafone’s favour in 2012, saying the company was not liable to pay any tax over the acquisition of assets in India from Hong Kong-based Hutchison.