The tax business pay is called?

The form of business you operate determines what taxes you must pay and how you pay them. The following are the four general types of Business Taxes.

All businesses except partnerships must file an annual income tax return. Partnerships file an information return. The form you use depends on how your business is organized. Refer to Business Structures to find out which returns you must file based on the business entity established.

Go to the IRS gov website and use the search box for Business Taxes