Iowa Code § 144C.10: Effect of declaration.

1. The designee designated in a declaration shall have the sole discretion pursuant to the declaration to determine what final disposition of the declarant’s remains and ceremonies to be performed after the declarant’s death are reasonable under the circumstances.

2. The most recent declaration executed by a declarant shall control.

3. This chapter does not prohibit a person from conducting a separate ceremony to commemorate a declarant, at the person’s expense, to assist in the bereavement process.

4. The rights of a donee created by an anatomical gift pursuant to chapter 142C are superior to the authority of a designee under a declaration executed pursuant to this chapter.