This note provides guidance on who can be a charity trustee of a charity. It includes details of who is eligible to be a charity trustee, the circumstances in which a person is disqualified from being a charity trustee and the background checks that should be carried out on prospective charity trustees. It sets out specific rules for common forms of charity, such as charitable trusts, unincorporated associations, charitable companies and charitable incorporated organisations (CIOs). It refers and links to relevant Charity Commission guidance.