It also said that the rupee has been among the worst performers vis-a-vis Asian currencies this year.
The government had made a strong pitch to Fitch Ratings for an upgrade after rival Moody's Investors Service last November gave the country its first sovereign rating upgrade since 2004
Says pick-up in GDP growth in Q2FY18 has been weaker than expected; FY19 forecast lowered to 7.3% from 7.4% earlier