A self-employed person is someone who runs their business and takes responsibility for its profits or losses.
A self-employed person decides themself what type of work do and how much to charge for this work.
You can classify yourself as Self Employed if you meet the following criteria:
Running your own business and being responsible for its success and failure
Use only your own funds and tools for work
You make the decision of your fees and charges for the work you offer
You have multiple clients at the same time
You have the obligation to correct at your own expense the defects of previously performed works
You can decide how, where and when you will perform the work
If you meet most of the above requirements, you are Self Employed. By becoming Self Employed, you become responsible for paying your taxes and National Insurance contributions. This means that you must file your Self Assessment form annually and submit it to the Tax Office.