According to the requirements of the tax bureau, enterprises or companies in Beijing need to carry out income tax audit in any of the following circumstances, also known as tax audit. \x0d\\x0d\ 1。 20 10, the loss of the enterprise is 65438+ ten thousand \ x0d \ x0d \ 2. Losses for three consecutive years \ x0d \ 3. 20 10 (the current year of the enterprise) has a sales income of over 3000.