(A) No person shall maliciously, or willfully and without the consent of the owner, administer poison, except a licensed veterinarian acting in the capacity, to a dog, cat, or any other domestic animal that is the property of another; and no person shall, willfully and without the consent of the owner, place any poisoned food where it may be easily found and eaten by any animal, either upon his or her own lands or the lands of another.
(R.C. § 959.03)
(B) Whoever violates division (A) of this section is guilty of a misdemeanor of the fourth degree.
(R.C. § 959.99(C))
(C) This section does not apply to a person killing or injuring an animal or attempting to do so while endeavoring to prevent it from trespassing upon his or her enclosure, or while it is so trespassing, or while driving it away from his or her premises; provided that within 15 days thereafter, payment is made for damages done to the animal by killing or injuring, less the actual amount of damage done by the animal while so trespassing, or a sufficient sum of money is deposited with the nearest judge of a county court or judge of a municipal court having jurisdiction within the time to cover the damages. The deposit shall remain in the custody of the judge until there is a determination of the damage resulting from the killing or injury and from the trespass. The judge and his or her bondsmen shall be responsible for the safekeeping of the money and for the payment thereof as for money collected upon a judgment.
(R.C. § 959.04)