You can get a part time job from the age of 13, but only for a small number of hours, this increases from your 15th birthday.
If you do start a part time job, your employer has to have a work permit for you, you should be given a copy.
There are certain jobs you can't do, like selling alcohol, delivering milk and selling medicines.
If you start a part time job, your employer is responsible for ensuring you are kept safe.
You can find more information at Directgov - Child Employment.
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