Return filling dates in audit u/s 44ab

MANOJKUMAR G JAIN (PARTNER) (33 Points)

17 September 2011  

One of My  Cleint under tax audit  u/s 44AB, His Audit is complete, But some other income is to be added in persanal return. that is not available. what are due dates for filling return and what is penalty if he files return after due date.