S elfAssessment Tax Returns An entire goes by and no one worries about selfassessment tax returns or self-employed accounts until the end of a financial year, business enterprises, contractors, locum doctors, self employedand the likes, all get concerned about filing their self employed tax returns. When you have to do your self-assessment tax returns, you will inevitably find yourself in a dilemma as to whether you should attempt your self-employed selfassessment tax returns by yourself or engage some tax return accountant to complete and file the tax returns on your behalf. There are numerous aspects to this which need to be considered in order to make the right decision. Several of these also depend on the type of self-employed business. A major part of this calculation process depends on the complexity of selfemployed business where you are supposed to take into consideration the source of income and the business expenses. Establishing what is a business expense