Iowa Code
Chapter 599 - MINORS
Section 599.4 - Payments.

599.4 Payments.
Where a contract for the personal services of a minor has been made with the minor alone, and the services are afterwards performed, payment therefor made to the minor, in accordance with the terms of the contract, is a full satisfaction therefor, and the parent or guardian cannot recover a second time.
[C51, §1490; R60, §2542; C73, §2240; C97, §3191; C24, 27, 31, 35, 39, §10495; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §599.4]