17 July 2015
No it is not mandatory. Further EVC can be generated only in cases where net income is below Rs. 5 lacs and there is no refunds. A return filer may e-verify his return using EVC or aadhar based OTP or by manually sending ITR-V to Bangalore. To link PAN with aadhar, just login to your e-filing account where a dialogue box will automatically open asking to link PAN with aadhar just enter your Aadhar number in the box provided and if your aadhar details match with PAN it will be linked.