Iowa Code § 204A.6

Except to the extent otherwise provided in the federal hemp law, including 7 C.F.R. §990.25, or by the United States department of agriculture acting under the federal hemp law, a person transporting hemp seed or harvested hemp in this state, on an intrastate or interstate basis, is subject to all of the following public safety requirements:

1. If the person is licensed under 7 C.F.R. ch. 990, subpt. B or C, the person must carry a copy of that license.

2. The person must carry a certificate of analysis.

3. The person must carry a bill of lading under all of the following circumstances:

a. The person is in possession of the hemp in transit to transfer ownership.

b. The person is delivering cannabis seed for planting and the seed is not of the licensee’s own production.

c. A person brings hemp produced in another state into or through this state.