6%. According to the query of Hualv. com, the minimum tax rate for catering invoices is 6%, and that for small-scale catering is 3%. The standard of large-scale catering is that the total brand sales for one year in a row will reach more than 5 million yuan. However, take-away is not a product for sale, so it is not required to pay tax at 17%, and the general taxpayer pays value-added tax on take-away products at 6%.