Iowa Code § 626.67
If other sufficient surety is given, it shall have the force of the original surety entered before the filing of the affidavit, and shall discharge the original surety.
[R60, §3302; C73, §3070; C97, §4005; C24, 27, 31, 35, 39, §11715; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §626.67]