Русско-англо-русский юридический словарь

However, the third person may plead the inconsistency of the mandate with the stipulations or nature of his contract, as well as the defenses which can be set up against the mandator and the mandatary respectively. (Annotated Civil Code of Québec)

A power of attorney designation creates a fiduciary relationship between the principal and the agent. (HG.org)

A power of attorney is created when the authorization form is drafted and signed in accordance with state law. The form must include the names and addresses of the principal and the agent, a description of the powers granted, some indication of its duration, and the signature of the principal. (LegalZoom)