THE DUE DATE HAS EXTENDED FROM JULY 31ST TO 4TH AUG...
NEW: The CBDT has decided to extend the due date of filing of Income Tax returns from 31st July 2010 to 4th August 2010. All paper returns or e-returns filed on or before 4th August, 2010 would be considered as filed within the due.
https://incometaxindiaefiling.gov.in/portal/Press_release.pdf

