Yes, however, most people who try and do this on their own fail. The main reason why most fail is because there is a required skill set and knowledge in order to get a successful result. There are more than 40,000 different tax codes that require years of schooling, licensing and continuing education to thoroughly understand what is involved. A good example would be a trying to represent yourself in court. Most people would choose not to do this, as it won’t yield the best results.