Infosys Technologies Ltd posted a net profit of Rs 1,582 crore for the third quarter (Oct-Dec) of this fiscal (2009-10), registering a decline of 3.6 percent year-on-year (YoY), as per the Indian accounting standard.

In a regulatory filing Tuesday, the IT bellwether said consolidate income during the quarter under review (Q3) also marginally declined 0.8 percent YoY to Rs 5,741 crore.