(a) On motion filed in connection with a petition for appointment of a guardian or, if a guardian has been appointed, on petition of the guardian, a probate court shall determine whether to suspend or revoke the authority of the agent.
(b) The court shall consider the preferences of the principal as expressed in the medical power of attorney.

Terms Used In Texas Health and Safety Code 166.156

  • Guardian: A person legally empowered and charged with the duty of taking care of and managing the property of another person who because of age, intellect, or health, is incapable of managing his (her) own affairs.
  • Person: includes corporation, organization, government or governmental subdivision or agency, business trust, estate, trust, partnership, association, and any other legal entity. See Texas Government Code 311.005
  • Power of attorney: A written instrument which authorizes one person to act as another's agent or attorney. The power of attorney may be for a definite, specific act, or it may be general in nature. The terms of the written power of attorney may specify when it will expire. If not, the power of attorney usually expires when the person granting it dies. Source: OCC
  • Probate: Proving a will

(c) During the pendency of the court’s determination under Subsection (a), the guardian has the sole authority to make any health care decisions unless the court orders otherwise. If a guardian has not been appointed, the agent has the authority to make any health care decisions unless the court orders otherwise.
(d) A person, including any attending physician or health or residential care provider, who does not have actual knowledge of the appointment of a guardian or an order of the court granting authority to someone other than the agent to make health care decisions is not subject to criminal or civil liability and has not engaged in unprofessional conduct for implementing an agent’s health care decision.