Some of the types of deductions are: 1. 80C : Deduction Lic premium paid, tution fee of children, PPF etc. Maximum deduction allowed is Rs 150000. 2. 80TTA: Deduction form income of saving bank interest upto Rs 10000 3 80D : Deduction for medicliam premium paid (through banking modes) upto Rs 25000 for person below 60 years of age and Rs 50000 for person above 60 years of age (Max deduction under this section is RS 100000) 4. 80E: Deduction for interest on loan taken for pursuing higher education of self or family members or a relative. 5. 80G: Deduction for eligible Donations upto either 100% or 50% like donation in Prime Minister Nation Relief fund etc.

It is possible to file a revised return if the original return has been filed before the due date and the Department has not completed the assessment. However, a revision is not possible for a return filed after the due date.

Some of the income classified under other sources are: 1. Any contribution to a fund for welfare of employees received by the employer. 2. Income received by way of interest on securities. 3. Income from letting out or hiring of plant, machinery or furniture. 4. Money received under a Keyman Insurance Policy including bonus. 5. Commission or brokerage 6. Tution fee 7. Dividend Incomme 8. Winnings from lotteries, crossword puzzles, races including horse races, card game and other game of any sort, gambling or betting of any form is classified as income from other sources. 9. Gifts received by an individual or HUF (which are chargeable to tax) are also taxed under this head.

The due date for filing your Income Tax Return for the financial year 2017-2018 is 31st July, 2018. However belated return for F.Y. 2017-2018 can be filed upto 31st March 2019.