Department Business Plan Template
Some cities and states offer online applications, which makes the process fairly effortless. Expect to pay a fee and to apply for both state and federal business licenses. Be prepared with a few backup names for your business in case the name you want already is taken.
Once you register with the government, you'll need to introduce your business to the IRS. That involves acquiring an EIN (Employer Identification Number). This isn't a requirement for small businesses without any employees. It is helpful, however, and you can apply online for an EIN.