In your case , since you are a salaried individual , your salary will be taxable in your hands . It has nothing to do with your family . Your whole salary income will be taxable as per the law . Rent on properties may be taxable in the hands of your father or in the hands of the HUF , if there is HUF . It has nothing to do with your salary income .Funding for the study of your brother is not a deductible expenses in the case of salary income . Buying property will not save the tax unless you take a housing loan for this purpose and use it for the self residence . In case given on rent , you can claim the deduction on the interest paid on such housing loan . From salary income you can reduce your tax liability for the HRA, Travelling allowances , Deduction under 80C , 80CCA, 80CCB,80D, 80DD and other section . 80E talks about the deduction of interest on the loan for the higher education of the relatives . Since your brother is not covered under the relative and it is not clear whether you are the legal guardian of your brother or not , so it may not be deductible .