Married Filing Joint Tax Rate Schedule Single Tax Rate Schedule Requirements a. What will their 2023 tax be if they marry before year-end and file a joint return? b. What will their combined 2023 taxes be if they delay the marriage until 2024 ? c. What factors contribute to the difference in taxes? Bill and Mary plan to marry in December 2023 . Bill's salary is $125,000 and he owns his residence. His itemized deductions total $24,100. Mary's salary is $101,000. Her itemized deductions total only $12,500 as she does not own her residence. View the standard deduction amounts. View the 2023 tax rate schedule for the Married filing.jointly filing status. View the 2023 tax rate schedule for the Single filing status. Read the requirements. Requirement a. What will their 2023 tax be if they marry before year-end and file a joint return? Standard Deduction Amounts