2011 ORS § 163.205¹
Criminal mistreatment in the first degree

(1) A person commits the crime of criminal mistreatment in the first degree if:

(a) The person, in violation of a legal duty to provide care for another person, or having assumed the permanent or temporary care, custody or responsibility for the supervision of another person, intentionally or knowingly withholds necessary and adequate food, physical care or medical attention from that other person; or

(b) The person, in violation of a legal duty to provide care for a dependent person or elderly person, or having assumed the permanent or temporary care, custody or responsibility for the supervision of a dependent person or elderly person, intentionally or knowingly:

(A) Causes physical injury or injuries to the dependent person or elderly person;

(B) Deserts the dependent person or elderly person in a place with the intent to abandon that person;

(C) Leaves the dependent person or elderly person unattended at a place for such a period of time as may be likely to endanger the health or welfare of that person;

(D) Hides the dependent persons or elderly persons money or property or takes the money or property for, or appropriates the money or property to, any use or purpose not in the due and lawful execution of the persons responsibility;

(E) Takes charge of a dependent or elderly person for the purpose of fraud; or

(F) Leaves the dependent person or elderly person, or causes the dependent person or elderly person to enter or remain, in or upon premises where a chemical reaction involving one or more precursor substances:

(i) Is occurring as part of unlawfully manufacturing a controlled substance or grinding, soaking or otherwise breaking down a precursor substance for the unlawful manufacture of a controlled substance; or

(ii) Has occurred as part of unlawfully manufacturing a controlled substance or grinding, soaking or otherwise breaking down a precursor substance for the unlawful manufacture of a controlled substance and the premises have not been certified as fit for use under ORS 453.885 (Decontamination of property).

(2) As used in this section:

(a) Controlled substance has the meaning given that term in ORS 475.005 (Definitions for ORS 475.005 to 475.285 and 475.752 to 475.980).

(b) Dependent person means a person who because of either age or a physical or mental disability is dependent upon another to provide for the persons physical needs.

(c) Elderly person means a person 65 years of age or older.

(d) Legal duty includes but is not limited to a duty created by familial relationship, court order, contractual agreement or statutory or case law.

(e) Precursor substance has the meaning given that term in ORS 475.940 (Precursor substances described).

(3) Criminal mistreatment in the first degree is a Class C felony. [1973 c.627 §3; 1981 c.486 §1; 1993 c.364 §2; 2005 c.708 §1]