The snack bar belongs to the catering industry and should pay business tax, urban maintenance and construction tax, education surcharge, local education surcharge and individual income tax according to the current tax law.

If the monthly turnover does not exceed 30,000 yuan, there is no need to pay tax, and there is no need to pay tax for invoices issued within 30,000 yuan.

If the monthly turnover exceeds 30,000 yuan, the tax should be paid according to the regulations. If the invoice is issued within the turnover, no additional tax is paid; if the invoice amount exceeds the turnover, additional tax is required.