SEO Sai Gr. Hosp.
                
                   208208 Points
                   Joined July 2016
                
               
			  
			  
             
            
             Agar aapne IT return bhara ho to revise kar sakte ho, nahi to arrears ka benefit nahi mil sakta.
& For return of AY 2018-19, you can claim deduction u/s. 80U, subject to satisfying all the conditions as per the section.