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AhaBulb: Stuff Everyone Should Know · ahabulb.com/drone-category-four-record-retention

How long must Category 4 maintenance work records generally be kept?

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  1. Exactly 30 days
  2. Forever in every case
  3. One year or until repeated or superseded

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References

  1. 14 CFR Part 107 www.ecfr.gov/current/title-14/chapter-I/subchapter-F/part-107 Checked 2026-10-09.

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