Iowa Code § 462A.66
An officer of the commission or any peace officer who is trained in enforcing, and who in the regular course of duty enforces, boating and navigation laws may stop and inspect a vessel being launched, being operated, or being moored on the waters of this state under the jurisdiction of the commission to determine whether the vessel is properly registered, numbered, and equipped as provided under this chapter and rules of the commission. An officer may board a vessel in the course of an inspection if the operator is unable to supply visual evidence that the vessel is properly registered and equipped as required by this chapter and rules of the commission. The inspection shall not include an inspection of an area that is not essential to determine compliance with the provisions of this chapter and rules of the commission.
Iowa Code § 462A.66
2005 Acts, ch 137, §17