ORS 600.150: Prohibition against restrictive confinement.

(1) As used in this section:

      (a) “Pig” means a porcine animal of a type maintained as livestock.

      (b) “Turning around freely” means having the ability to turn in a complete circle in an enclosure without an impediment, including a tether, and without touching any side of the enclosure.

      (2) A person commits the offense of restrictive confinement of a pregnant pig if the person confines a pregnant pig for more than 12 hours during any 24-hour period in a manner that prevents the pregnant pig from:

      (a) Lying down and fully extending its limbs; or

      (b) Turning around freely.

      (3) Subsection (2) of this section does not apply to a pregnant pig:

      (a) That is being transported;

      (b) In a rodeo exhibition, a state or county fair exhibition or a similar exhibition;

      (c) During the slaughtering process;

      (d) During lawful scientific or agricultural research;

      (e) During an examination, operation or test by a veterinarian or during temporary treatment for veterinary purposes; or

      (f) In the seven-day period before the pig farrows.

      (4) The offense of restrictive confinement of a pregnant pig is a Class A violation.