Texas Health and Safety Code - HEALTH & SAFETY § 166.097. Criminal Penalty; Prosecution

(a) A person commits an offense if the person intentionally conceals, cancels, defaces, obliterates, or damages another person's out-of-hospital DNR order or DNR identification device without that person's consent or the consent of the person or persons authorized to execute or issue an out-of-hospital DNR order on behalf of the person under this subchapter. An offense under this subsection is a Class A misdemeanor.

(b) A person is subject to prosecution for criminal homicide under Chapter 19, Penal Code, if the person, with the intent to cause cardiopulmonary resuscitation or certain other life-sustaining treatment designated by department rule to be withheld from another person contrary to the other person's desires, falsifies or forges an out-of-hospital DNR order or intentionally conceals or withholds personal knowledge of a revocation and thereby directly causes cardiopulmonary resuscitation and certain other life-sustaining treatment designated by department rule to be withheld from the other person with the result that the other person's death is hastened.