When a person is desirous of obtaining the affidavit of another who is unwilling to make the same fully, the person may apply by petition to any officer competent to take depositions, stating the object for which the person desires the affidavit.
Iowa Code § 622.87
How affidavits compelled
[C51, §2480; R60, §4038; C73, §3692; C97, §4675; C24, 27, 31, 35, 39, §11344; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §622.87]
Official source: Iowa Legislature. Reproduced from public-domain Iowa statutes; confirm against the official source for the current text. Not legal advice.