If the 2021 tax return was filed then you would need to amend the return to add the property taxes. However, property taxes are an itemized deduction on Schedule A. The total of All itemized deduction on Schedule A must be greater than the Standard Deduction for your filing status to have any benefit on your tax return.
Are the total itemized deduction greater than your Standard Deduction?
Standard deductions for 2021
- Single - $12,550 add $1,700 if age 65 or older
- Married Filing Separately - $12,550 add $1,350 if age 65 or older
- Married Filing Jointly - $25,100 add $1,350 for each spouse age 65 or older
- Head of Household - $18,800 add $1,700 if age 65 or older
