India's NSE stock futures listed on the Singapore exchange were down 0.4%, as of 0229 GMT, while MSCI's broadest index of Asia-Pacific shares outside Japan was down 1%.
The NSE Nifty 50 index rose 1.1% to 17,816.25 on Tuesday, while the S&P BSE Sensex ended up 0.98% at 59,719.74.
Foreign investors bought a net $91.9 million worth of Indian equities on Tuesday, Refinitiv data showed.
The Fed is set to announce its decision at the end of a two-day policy meeting later in the day. Rate futures traders are pricing in an 81% chance of a 75-basis-point hike and a 19% probability of a jumbo 100 bps increase. [FEDWATCH]
Stocks to watch:
** The Reserve Bank of India on Tuesday said it took Central Bank of India, a state-owned commercial bank, off its prompt corrective action list after it was found that the bank was not in breach of certain regulations.
** Yes Bank on Tuesday said it approved investment of up to 19.99% stake in JC Flowers Arc by bank
** Indian automaker Mahindra and Mahindra proposes to buy a 17.41% stake of Swaraj Engines from Kirloskar Industries.
** NBCC (India) on Tuesday said it secured total business of 2.75 billion rupees in August.
** Bike maker Hero MotoCorp said on Tuesday it would partner with state-run Hindustan Petroleum Corp to set up electric vehicle (EV) charging infrastructure across the country.
** Indian budget carrier SpiceJet has decided to put around 80 pilots on leave without pay for a period of three months in a move to cut costs, Mint newspaper reported.
(Reporting by Nallur Sethuraman in Bengaluru; Editing by Savio D'Souza)