Yesterday's historic approval for the passage of GST in Rajya Sabha and higher Asian cues driving the sentiment.
The 30-share index resumed higher at 27,899.88 and hovered between 27,921.91 and 27,633.11. It was quoting at 27,789.21 at 1105 hours, showing a gain of 91.70 points or 0.33 per cent from its last close.
The NSE 50-share Nifty was also trading up by 21.75 points or 0.25 per cent at 8,566.60.
Meanwhile, Foreign portfolio investors (FPIs) bought shares worth a net Rs 578.17 crore yesterday, as per provisional data released by the stock exchanges.
Overseas, Asian market trading higher as crude oil held onto its recovery and high-yielding currencies climbed.
US stocks edged higher yesterday as energy companies climbed with the price of oil, Banks also rose, and investors sold traditionally safe stocks.