You will need to register with a number of different organisations, depending on the type of business you're setting up.
Register as a sole trader and find out your legal responsibilities if you run a business as a self-employed sole trader.
Explains your responsibilities, including choosing a name, having a registered address, appointing partners and registering with Companies House.
Setting up an LLP so you can run a business with 2 or more members - registration, LLP agreement, members and their responsibilities.
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