Iowa Code § 811.10: Discharge of surety.

When a defendant is admitted to bail by means of a surety bail bond pursuant to section 811.2, subsection 1, paragraph “a”, subparagraph (4), the obligation of surety shall be discharged, and the surety released, upon any of the following conditions:

1. Dismissal of the charges against the defendant.

2. Judgment of acquittal against the defendant.

3. Judgment of conviction against the defendant.

4. Entry of an order deferring judgment of the defendant.

5. Entry of an order by the court which, by its terms, continues the case against the defendant for a period exceeding six months.