The return of oil marketing companies to sourcing dollars in foreign exchange markets marks the end of a special window, implemented late-August, to provide the greenback to these refiners.
Many analysts have said the move supported the rupee.
The Reserve Bank of India has also closed two separate concessional windows that helped banks raise funds overseas, and which attracted a total of $34 billion since September.
Although the withdrawal of the support to the rupee comes amid signs of an improving domestic economy and a more stable currency, traders nonetheless remained cautious, given the underlying issue of when the US Federal Reserve would start tapering its bond buying.
"Generally, people were not expecting the full oil buying so it reacted a bit negatively.
"They were thinking 80 per cent is through the market, while 20 per cent through RBI," said Anil Kumar Bhansali, vice-president
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