It takes about one month to file a tax return. The steps for individuals to declare personal income tax by themselves are to get the declaration form, apply for declaration and pay taxes. It usually takes one to three months for individuals to file their own personal income tax, and the time limit for approval is 3 working days. Legal objectivity:

Article 12 of the Individual Income Tax Law

Taxpayers shall calculate individual income tax on an annual basis after obtaining business income. Taxpayers shall submit tax returns to the tax authorities within 15 days after the end of each month or quarter, and pay taxes in advance; Settle the income before March 31st of the following year.

Taxpayers' income from interest, dividends and bonuses, income from property leasing, income from property transfer and accidental income shall be calculated on a monthly or quarterly basis. If there is a withholding agent, the withholding agent shall withhold and pay taxes on a monthly or quarterly basis.