Third parties
Third parties are individuals or organisations other than political parties and candidates which campaign during elections.
In certain circumstances they must register with us and become subject to legal controls on their spending and donations.
Read more about legal controls on third parties.
Campaigners in referendums
Campaigners in referendums (defined by the law as permitted participants) are individuals or organisations that campaign for a particular outcome in a referendum.
They are subject to similar legal controls to those that apply to third parties.
Read more about legal controls on campaigners in referendums.
