Part 107 in Iowa: Fields, Spraying and Wind
Iowa drone work is farm work: scouting corn and soybeans under Part 107, spraying under Part 137, and open-country wind that limits small drones.
Iowa is one of the country's largest corn producers, and much of its commercial drone work is agricultural. Scouting and mapping fields is Part 107. Spraying crops from a drone is agricultural aircraft operation under Part 137, which needs an FAA exemption and operator certificate as well. Flat, open country also means steady wind across fields.
This guide focuses on what makes flying in Iowa different. State and local rules on privacy, trespass and parks still apply, and the Part 107 rules apply everywhere.
When does farm drone work need more than Part 107?
When it dispenses something. The FAA routes spraying and spreading through Part 137 and an exemption that includes relief from the hazardous material rule in §107.36. The agriculture guide has the steps.
How does wind affect field work?
Wind adds load and drains batteries faster, especially on the way back upwind. §107.49 requires enough power for the intended flight, so plan to start upwind. Gust values in the METAR are the number to check; the METAR guide explains them.
What federal airspace matters most in Iowa?
Des Moines has Class C airspace; most farmland is Class E or G. Near airports, get authorization through LAANC.
What this means for the exam
Iowa-specific rules are not on the FAA knowledge test, which covers federal rules only. The federal topics here, airspace authorization, restricted areas, weather limits and performance, are.
Other states are compared in the state drone laws guide.
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