Trading in green throughout the day, the benchmark BSE Sensex garnered 173.93 points to settle at over a one-week high of 25,494.37, while the broader NSE Nifty finished slightly above 7,750-mark.
Sentiment also got a lift from Finance Minister Arun Jaitley's assurance that the proposed Goods and Services Tax (GST) rate would be less than 18 per cent and on likely scrapping of 1 per cent additional tax.
Elsewhere, Asian and European markets were in better shape as investors saw a 25-basis point rate hike by the Fed already factored in.
The US Federal Reserve is widely expected to announce a hike in interest rate, first in nearly a decade, when its two-day policy-setting meeting ends later today.
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"Investors believe that post Fed rate hike, markets will stabilise as the overhang of a rate hike will be shrugged off," said Gaurav Jain Director Hem Securities.
The 30-share Sensex resumed higher at 25,402.47 and continued to rise to touch the day's high of 25,572.90.
The NSE Nifty after moving between 7,776.60 and 7,715.75, ended 50.00 points or 0.65 per cent higher at 7,750.90.
ONGC topped the gainers list among BSE stocks by surging 3.90 per cent to Rs 226.55 while RIL closed 0.22 per cent up at almost three-week high of Rs 978 as global crude rebounded from a six-year low.
Other major gainers were Bharti Airtel, ICICI Bank, NTPC, Lupin, Infosys, BHEL, Hero MotoCorp, TCS, Coal India, Sun Pharma, HDFC, SBI, HDFC Bank, Axis Bank and Bajaj Auto.
IT major Wipro witnessed profit booking after it said that recent floods in Chennai will have a "material impact" on its December quarter revenues and hurt its operating margins.
Key indexes in Asia, China, Hong Kong, Japan, Singapore,
South Korea and Taiwan moved up between 0.17 per cent and 2.61 per cent.
Besides, markets in France, Germany and the UK moved higher by 0.12 per cent to 0.48 per cent.
Major gainers were ONGC (3.99 pc), Bharti Airtel (3.83 pc), ICICI Bank (2.29 pc), Lupin (1.95 pc), Infosys (1.72 pc), NTPC (1.37 pc), GAIL (1.34 pc), TCS (1.34 pc), Sun Pharma (1.33 pc) and BHEL (1.17 pc).
However, M&M fell by 5.44 per cent followed by ITC 0.96 per cent, Wipro 0.64 per cent, Hindalco 0.32 per cent, HUL 0.30 per cent and L&T 0.14 per cent.
Broader markets also perked up with the BSE small-cap index and mid-cap rising 0.24 per cent and 0.35 per cent, respectively.
Among BSE sectoral and industry indices, telecom rose 2.42 per cent, followed by oil&gas (1.71 pc), utilities (1.51 pc), power (1.30 pc), teck (1.30 pc), bankex (1.16 pc), energy (1.12 pc), IT (1.07 pc) and finance (1.01 pc), while consumer durables fell (0.58 pc), FMCG by (0.58 pc) and auto (0.51 pc).