Gconnect
Income tax 2009-10 (Assessment year 2010-11)
General Note
Enter details in the Entry table and click "Create IT Work Sheet" to generate Income tax work Sheet which contains break-up of your income and deductions. For normal cases, Income Tax Statement can be generated at this point by clicking "Generate Income Tax Statement button. In case your pay or allowance changes in the middle of the year/month due to promotion, transfer, leave etc. modify the respective fields that require modification directly in the WorkSheet area manually. Once you make modification in the work sheet area if necessary, press "Update IT Work Sheet" to get corrected Work Sheet. Then generate Income Tax Statement using "Generate Income Tax Statement" button. Use "Reset" and "Show IT Entry Table" buttons to make fresh entries.
House Property

To find out Income/Loss on house property use this Calculator - Income/Loss on House Property

Income Tax for 6CPC arrears under Relief Sec 89(1)
For spreading over Arrears to previous years and thereby reduce your Income tax burden for the current year use this calculator and find the Relief for arrears under Section 89 (1)-Calculator for Income tax relief under Section 89(1). Also find your 6CPC Arrears using this 6CPC pay and Arrears Calculator for all pay bands