Doubt about itr- 1

sathya (student) (128 Points)

30 July 2016  
if the assesse , salary as per income computation statement is less than 90% of the salary as per TDS statment .this is because the assesse is previously not claim deduction relating to HRA.Can any one explian me about this case.I Filed the return & it is refund case & is there any problem for refund . can any one suggested me about that