What is the GAGAN implementation time schedule?

The implementation of the Final operational phase (FOP) was completed in June 2013. All Ground based elements are installed, integrated, tested and in operation with two space segments GSAT-8 (PRN-127) and GSAT-10 (PRN-128).The GAGAN certification (system, facilities and service approval) are in progressand expected to be certified for RNP 0.1 operations in Sep/Oct 2013and subsequently system will be ready for APV 1.0 operations by March 2014.