There are a number of different forms and filing requirements if you are self-employed, but the forms that are essential are:
Form 1040 – The form that determines your federal income tax for the year
Schedule SE – The form used to determine your Self-Employment Tax
Schedule C – The form used to deduct your business expenses
Aside from the above, there are a number of factors that may determine what forms to file and filing requirements, including your state of residence, additional income streams, and major life events. This checklist can help you determine your filing requirements.