In the computer maintenance business, the main tax is the value-added tax levied by the national tax, and the additional tax is the urban construction tax, education surcharge, local education surcharge, water conservancy fund and personal income tax, which is the main tax levied by the local tax.

According to the current national tax regulations, the turnover in the collection standard should be 5000 yuan, the national tax value-added tax rate should be 4% of the turnover, the local tax personal income tax should be 2% of the turnover, and the urban construction tax should be 5% of the township value-added tax, 1%. The education surcharge is 3% of the value-added tax, the local education surcharge is 65438+ 0% of the value-added tax, and the water conservancy fund is 0.6‰ of the turnover of the previous year.

The specific situation may vary from place to place, please consult the local tax authorities. The business situation is unclear.