Reliance Defence and Engineering has signed an agreement with the Gujarat Maritime Board to manage shipyard activities at Pipavav.  The pact, referred to as sub-concession agreement, has been inked for 30 years, expiring in June 2046, but may be further extended.

Source:http://economictimes.indiatimes.com/news/defence/reliance-defence-in-pact-with-gujarat-maritime-board-to-manage-shipyard-activities-at-pipavav/articleshow/53334611.cms