Small Business Status, under articles 88 to 90 of the Tax Code. A registered individual entrepreneur pays 1% of gross turnover instead of 20% of profit, up to about $192,000 a year, with 3% on the excess. It is a separate application after registration and runs only from the first of the following month. Software development, design and marketing qualify; consulting does not, and nor do legal, medical, architectural, audit and staffing work. Ask which activity is on the certificate.