Commercial paper (Rs 2000 crore) - ICRA A1 (reaffirmed) Non convertible debentures (Rs 550 crore) - ICRA A; Stable (upgraded) Non convertible debentures (Rs 200 crore) - ICRA A; Stable (assigned) Subordinated debt (Rs 10 crore) - ICRA A; Stable (upgraded) Fund based bank facilities (Rs 4200 crore) - ICRA A; Stable/ ICRA A1 (long term rating upgraded/ short term rating reaffirmed) Fund based term loan facilities programme (Rs 7.66 crore) - ICRA A(CE); Stable (outstanding)