Iowa Code
Chapter 351 - DOGS AND OTHER ANIMALS
Section 351.27 - Right to kill tagged dog.

351.27 Right to kill tagged dog.
It shall be lawful for any person to kill a dog, wearing a collar with a rabies vaccination tag attached, when the dog is caught in the act of chasing, maiming, or killing any domestic animal or fowl, or when such dog is attacking or attempting to bite a person.
[C73, §1485; C97, §2340; S13, §2340; C24, 27, 31, 35, 39, §5449; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §351.27]
94 Acts, ch 1173, §34; 2007 Acts, ch 111, §1