One of my friend has earned commission on sales and T.D.S has been deducted theron , aprox. 90000/- and he has also earn aprox Rs. 60000/- profit from manufacturing of Auto Parts. He do not maintain any books of account or sales register or invoice book etc. Whether his return should be filed in ITR IV or ITR III. Whether he legally bound to maintain books of account or not.
His wife earns earn approx Rs. 1 lakhs from Tuition . Whether her return can be filed in ITR III.