Iowa Code § 252.17
A legal settlement once acquired shall so remain until such person has removed from this state for more than one year or has acquired a legal settlement in some other county or state.
Exception for blind persons who acquired legal settlement in this state on or after July 1, 1994, and prior to May 1, 1995; see 95 Acts, ch 119, §4 – 6
[C51, §809; R60, §1377; C73, §1353; C97, §2224; C24, 27, 31, 35, §5312; C39, §3828.089; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §252.17]