It is fighting a capital gains tax dispute at an international arbitration court after winning the Rs 22,000-crore tax claims dispute in the Supreme Court, but got done in by a retrospective amendment to the tax laws in 2013. Vodafone entered the country in February 2007 after buying out Hutchinson-Essar for USD 11.2 billion. The company has invested over 12.8 billion pounds here since then, including the acquisition cost, thousands of crores of spectrum payouts and infrastructure costs, as it plans to expand 3G and 4G services from nine to 16 circles. In 2014, Vodafone India became a wholly-owned subsidiary of the parent after minority shareholders exited following changes in laws regarding ownership.