The Federal Reserves's statement came after the two-day policy meet where the central bank kept key policy rates unchanged but expected to begin winding down its huge bond holdings soon.
The domestic currency appreciated by a solid 26 paise, or 0.40 per cent.
This is the highest closing for the home currency since May 16, when it had settled at 64.08.
Uncertainty surrounding the outcome of the Fed's policy decision had made currency markets nervous across the globe recently.
The Indian rupee was the best-performing currency in Asia today.
Heavy dollar unwinding by speculative traders in the face of abundant capital inflows supplemented further strength to the local currency.
Bearish traders and investors largely dumped dollar post FOMC outcome with the currency becoming increasingly sensitive to monetary policy speculations, a forex dealer commented.
The home currency resumed with a gap-up at 64.22 as against overnight close of 64.37 at the Interbank Foreign Exchange (forex) market tracking overnight developments also supported by record breaking rally in local equities.
It gained further ground to hit a fresh intra-day high of 64.06 and largely consolidated gains throughout the session before ending at 64.11, revealing a smart gain of 26 paise, or 0.40 per cent.
In cross-currency trades, the rupee dropped further against the pound sterling to settle at 84.23 from 84.07 per pound and fell back against the euro to finish at 75.05 from 74.96 yesterday.
The local unit, however, remained firm against the Japanese yen to end at 57.58 per 100 yens from 57.61 earlier.
The dollar index, which measures the greenback against a basket of currencies, was down at 93.50 during Asia trade - its lowest since May last year.
In forward market today, premium for dollar showed showed a modest rebound.
On the International commodity front, crude prices climbed further and picked up a bit of steam late in the session as the USD pushed back toward 14-month lows.
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