This refers to the cumulative sum of social insurance premiums such as basic old-age insurance, basic medical insurance, unemployment insurance and special deductions such as housing accumulation fund paid by individual residents in accordance with the scope and standards stipulated by the state.

Cumulative special deduction refers to the cumulative sum of social insurance premiums such as basic old-age insurance, basic medical insurance and unemployment insurance and special deductions such as housing accumulation fund paid by individual residents in accordance with the scope and standards stipulated by the state. This deduction is made when calculating the taxable income, with the purpose of reducing the taxable amount and personal tax burden.

Cumulative Special Deduction By adopting the cumulative withholding method, the withholding tax will converge to the end of the year and finally be settled, thus minimizing the occurrence of tax refund and reducing the tax cost of both parties. For taxpayers, understanding and mastering the concept and provisions of cumulative special deduction will help to better carry out personal tax planning and realize reasonable tax avoidance.