66.825 United States Dollar
The rupee was trading at 59.85 against the dollar, gaining 76 paise in trade.
According to a Reuters report regulators toughened rules for derivatives trading in the currency market in a bid to arrest the steep decline of the rupee.
A SEBI directive has stated, "In consultation with RBI and in view of the recent turbulent phase of extreme volatility in USD-INR exchange rate, it has been decided to curtail position limits and increase margin requirements for Currency Derivatives."
Dealers also expect some dollar inflows into the forex market following a stake by Unilever Brothers in its Indian subsidiary.