The calculation formula of tax burden is: tax burden = tax amount/amount (excluding tax) * 100%.

Tax burden, also known as tax burden, is an economic burden caused by national taxes. Tax burden is the result of the influence of national tax on social economy, and it is also a manifestation of the economic distribution relationship reflected by national tax. Also known as tax rate, it is the ratio of tax payable to main business income.

Tax burden is divided into: tax rate, expressed as the proportion of tax amount to tax base; The tax burden is expressed in absolute value.

There is no direct causal relationship between tax burden and tax obligation in tax law, that is, it may be borne by taxpayers or others.

legal ground

Individual Income Tax Law of the People's Republic of China

Article 2 Individual income tax shall be paid on the income of the following individuals:

(1) Income from wages and salaries;

(2) Income from remuneration for labor services;

(3) Income from remuneration;

(4) Income from royalties;

(5) Operating income;

(6) Income from interest, dividends and bonuses;

(7) Income from property lease;

(8) Income from property transfer;

(9) Accidental income.

Individual residents who obtain income from items 1 to 4 of the preceding paragraph (hereinafter referred to as comprehensive income) shall calculate individual income tax according to the tax year; Non-resident individuals who obtain income from items 1 to 4 of the preceding paragraph shall calculate individual income tax on a monthly or itemized basis. Taxpayers who obtain income from items 5 to 9 of the preceding paragraph shall calculate individual income tax separately in accordance with the provisions of this law. Article 3 The tax rate of individual income tax:

(1) For comprehensive income, the excess progressive tax rate of 3% to 45% is applicable (the tax rate table is attached);

(2) For operating income, the excess progressive tax rate of 5% to 35% shall apply (the tax rate table is attached);

(3) Income from interest, dividends and bonuses, income from property leasing, income from property transfer and accidental income shall be subject to the proportional tax rate of 20%. Article 6 Calculation of taxable income:

(1) For the comprehensive income of individual residents, the taxable income shall be the income after deducting expenses of 60,000 yuan, special additional deductions and other deductions determined according to law.

(2) For the income from wages and salaries of non-resident individuals, the taxable income shall be the balance of monthly income after deducting expenses of 5,000 yuan; Income from remuneration for labor services, remuneration for manuscripts and royalties shall be taxed.

(3) For operating income, the taxable income shall be the balance of the total income in each tax year after deducting costs, expenses and losses.

(four) if the income from property leasing does not exceed 4,000 yuan each time, the 800 yuan shall be deducted; If it exceeds 4,000 yuan, 20% of the expenses will be deducted, and the balance will be taxable income.

(5) For the income from property transfer, the taxable income shall be the balance after deducting the original value of the property and reasonable expenses from the income from property transfer.

(6) Interest, dividends, bonus income and contingent income shall be limited to the taxable income each time.

Income from remuneration for labor services, remuneration for manuscripts and royalties shall be the balance after deducting expenses. The amount of remuneration should be reduced by 70%.

Individuals donate their income to public welfare charities such as education, poverty alleviation and poverty alleviation, and the part of the donation that does not exceed 30% of the taxable income declared by taxpayers can be deducted from their taxable income; If the State Council stipulates that donations to charity should be fully deducted before tax, such provisions shall prevail.

The special deduction specified in item 1 of the first paragraph of this article includes social insurance premiums such as basic old-age insurance, basic medical insurance, unemployment insurance and housing accumulation fund paid by individual residents in accordance with the scope and standards prescribed by the state; Special additional deductions include children's education, continuing education, medical treatment for serious illness, housing loan interest or housing rent, support for the elderly and other expenses. The specific scope, standards and implementation steps are determined by the State Council and reported to the NPC Standing Committee for the record.