4. States Parties shall ensure that all measures that relate to the exercise of legal capacity provide for appropriate and effective safeguards to prevent abuse in accordance with international human rights law. Such safeguards shall ensure that measures relating to the exercise of legal capacity respect the rights, will and preferences of the person, are free of conflict of interest and undue influence, are proportional and tailored to the person's circumstances, apply for the shortest time possible and are subject to regular review by a competent, independent and impartial authority or judicial body. The safeguards shall be proportional to the degree to which such measures affect the person's rights and interests.
四. 缔约国应当确保，与行使法律权利能力有关的一切措施，均依照国际人权法提供适当和有效的防止滥用保障。这些保障应当确保与行使法律权利能力有关的措施尊重本人的权利、意愿和选择，无利益冲突和不当影响，适应本人情况，适用时间尽可能短，并定期由一个有资格、独立、公正的当局或司法机构复核。提供的保障应当与这些措施影响个人权益的程度相称。