I want to file the return of an AOP. Which form I need to fill? myITreturn Helpdesk Updated May 20, 2016 11:30 Follow You need to fill form no. ITR- 5. AOP, AOP return form Clarified the form number to be filled for AOP return filing. Related articles Can more than one ITR-V be sent in one envelope How to submit return for more than 2 years old? Frequently Asked Questions (FAQ) on ITR-V Income-tax slab rates for Individual for FY 2015-16 (AY 2016-17) My refund is still not processed. How do I escalate this? Comments 0 comments Please sign in to leave a comment.