Parent, spouse's parent or invalid relative tax offset calculator

You can use this calculator to estimate the amount of tax offset that you can claim for your parent, spouse's parent or invalid relative for the 2009-10 and 2010-11 income years.

At least one of the following conditions must apply to each relative you wish to claim for:

• you and the dependant resided together
• you gave the dependant food, clothing and lodging
• you helped to pay their living and medical costs.

Choose your year:

• Start Parent, spouse's parent or invalid relative tax offset calculator 2010-11
• Start Parent, spouse's parent or invalid relative tax offset calculator 2009-10

To estimate the amount of tax offset that you can claim for your parent, spouse's parent or invalid relative for the 2011-12 income year use the Dependent relative tax offset calculator.