The stock went down by 3 per cent to Rs 346.80 on BSE.
On NSE, shares of the company dipped by 3.13 per cent to Rs 346.60.
Amidst raging debate over rising levels of air pollution, state-owned GAIL India yesterday mooted shutting down of coal -based power plants near metro cities and switch to cleaner gas as a source of electricity generation.
GAIL Chairman and Managing Director B C Tripathi said besides Badarpur power plant in Delhi, the nearby Dadri station too needs to be shut.
