Choose a nominated partner - they are responsible for tax returns and keeping business records for the partnership.
The nominated partner must register themselves and the partnership for self assessment with HMRC.
Other partners should register for self assessment.
Decide whether you want to use a business name - there are certain rules.
Agree a Partnership agreement which:
states any contributions to the partnership and the percentage of ownership
outlines the allocation of profits and losses
sets out how decisions will be made and clarifies the authority of each partner
highlights the principal duties of each partner
sets out procedures for admitting a new partner or handling the departure of an existing partner