There are many chances where in online registration at https://incometaxindiaefiling.gov.in/portal/register.do?screen=registerPage1 will give an error messages as data entered does not match with the record in that case to file your ITR please contact local income tax department help desk computer center. In Bangalore contact
following contact no. 25595901/02/03 and in respective state contact your local assessing officer of your respective city. or Please contact the Aaykar Sampark Kendra (ASK) at 0124-2438000
To file your ITR even after July 31st visit
