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SESK: Stuff Everyone Should Know · sesk.info/sport-103-dropping-objects

When is dropping an object from an ultralight prohibited under Part 103?

When it creates a hazard to people or property.

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  1. When it creates a hazard to people or property ✔
  2. Always, under every circumstance
  3. Only above 500 feet AGL

Why: Part 103 says no one may allow an object to be dropped from an ultralight vehicle if that creates a hazard to other persons or property. Operating in a hazardous manner is banned too.

Huh, didn't know that: Section 103.9 is titled Hazardous operations and has just two short paragraphs.

The dad joke
What did the ultralight pilot say about the dropped sandwich? 'That one was a real drop in the lunch.'
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References

Answer: When it creates a hazard to people or property. Part 103 says no one may allow an object to be dropped from an ultralight vehicle if that creates a hazard to other persons or property. Operating in a hazardous manner is banned too.

  1. 14 CFR Part 103, Ultralight Vehicles (eCFR) www.ecfr.gov/api/renderer/v1/content/enhanced/current/title-14?part=103
    No person may allow an object to be dropped from an ultralight vehicle if such action creates a hazard to other persons or property.
    Checked 2026-10-11.

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