Appointees are persons or entities selected under a power of appointment or similar authority to perform a role, receive a benefit, or exercise rights on behalf of another. In legal practice across England and Wales, Scotland, Northern Ireland and Ireland, the term is descriptive rather than uniformly defined, and its precise meaning depends on the instrument (for example, a will, trust deed, power of attorney, court order, corporate constitution or statute).In private client and trusts work, appointees are often those chosen by a donee of a power of appointment to receive trust property or occupy a fiduciary office. In social security and mental capacity contexts (for example, under UK social security regulations), “appointee” is used in legislation for a person authorised to manage state benefits for someone lacking capacity.In corporate and commercial documents, appointees may include directors, nominees, or representatives designated by a shareholder, creditor or contracting party under contractual appointment rights.Across the UK and Ireland, usage is broadly consistent: the key legal features are that the appointee derives authority from an underlying power, must comply with any formalities and limitations attaching to that power, and may owe fiduciary or other duties depending on the context.