New Delhi, Dec. 4 -- The rupee's fall to a historic low against the US dollar on Wednesday has left one segment of companies cheering - India's $283 billion information technology (IT) sector.

The rupee plunged to 90.29 against the dollar before closing at 90.19, marking a fall of 5.4% since the start of the fiscal year. The country's tech sector benefits from this because its export receipts translate into more rupee revenue. In contrast, importers have to shell out more rupees for their dollar purchases.

Indian IT companies including Tata Consultancy Services Ltd, Infosys Ltd, HCL Technologies Ltd, and Wipro Ltd get more than 40% of their business from the US, for which they are paid in dollars. Even as the higher-valued dollar is a p...