IDFC has come up with Tranche-3  of 80-ccf tax saving infrastructure bonds. Issue Details: Issue open date:March 19,2012. Issue close date:March 30,2012. Interest Rates: Options 1 2 Tenure 10 Yrs 10 Yrs Interest Rates 8.43% 8.43% Int.Payment frequency Annual Compounded annually Maturity amount per bond of Rs.5000/- 5000/- 11,230 Buy Back facility After completion of…