Act Governing the Choice of Law in Civil Matters Involving Foreign Elements Article 17
Where an agent’s authority is conferred by a juridical act, the formation of the agency and the relationship between the principal and the agent are governed by the law expressly chosen by them; in the absence of an express choice, by the law of the place with which the agency relationship is most closely connected.
中文原文 涉外民事法律適用法第17條
代理權係以法律行為授與者，其代理權之成立及在本人與代理人間之效力，依本人及代理人所明示合意應適用之法律；無明示之合意者，依與代理行為關係最切地之法律。