Led by a sell-off in auto and banking stocks, the 30-share index cracked 560.45 points or 1.44 per cent to settle at 38,337.01. It hit an intra-day low of 38,271.35 and a high of 39,058.73, swinging 787 points. Similarly, the broader NSE Nifty sank 177.65 points or 1.53 per cent to 11,419.25. During the day, the index hit a low of 11,399.30 and a high of 11,640.35.

M&M, Bajaj Finance, Tata Motors, Hero MotoCorp, IndusInd Bank, Yes Bank, Bajaj Auto, Kotak Bank, SBI and ICICI Bank were among the top losers, dropping up to 4.36 per cent. Index heavyweight RIL closed 1.01 per cent lower ahead of its quarterly results.

NTPC, PowerGrid, TCS and ONGC were the only gainers in the Sensex pack, spurting up to 2.32 per cent. Replying to a debate on the Finance Bill in Parliament after market hours on Thursday, Finance Minister Nirmala Sitharaman dismissed the argument that the proposed hike in tax on the super-rich would spook foreign portfolio investors (FPIs). She said the tax hike on individuals earning more than Rs 2 crore will not impact FPIs provided they organise themselves as a company.

Narendra Solanki, Head Fundamental Research (Investment Services) - AVP Equity Research, Anand Rathi Shares & Stock Brokers, said the market was spooked by the finance minister's comments and hardened stance on new tax proposals for market participants.

On a net basis, foreign institutional investors sold equities worth Rs 1,404.86 crore Thursday, while domestic institutional investors purchased shares to the tune of Rs 329.05 crore, provisional data available with stock exchanges showed.

"Also, the IMF data showed India's current account balance deficit grew to USD 68 billion in 2018-19 from USD 49 billion the previous year also added to the already negative sentiments," Solanki added.

Elsewhere in Asia, Shanghai Composite Index, Hang Seng, Kospi and Nikkei ended up to 2 per cent higher after US Federal Reserve officials hinted at aggressive rate cuts at its July 30-31 policy meeting. Bourses in Europe were also trading in the green in their respective early sessions.

On the currency front, the Indian rupee appreciated 5 paise to 68.92 against the US dollar (intra-day). Meanwhile, the global oil benchmark Brent crude futures soared 1.71 per cent to USD 62.99 per barrel.