MUMBAI (Reuters) - The BSE Sensex edged up on Wednesday amid volatility ahead of the U.S. Federal Reserve policy outcome, with telecom stocks such as Idea Cellular gaining as new roaming regulations were seen as less stringent than expected.
Idea Cellular provisionally rose 4.5 percent, while Bharti Airtel ended 2.4 percent higher and Reliance Communications rose 1.7 percent.
The BSE Sensex provisionally gained 0.09 percent, while the Nifty ended up 0.12 percent.
(Reporting by Abhishek Vishnoi; Editing by Subhranshu Sahu)