C.F.R. » Title 14 » CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION › SUBCHAPTER C—AIRCRAFT › PART 29—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT › Subpart D—Design and Construction

14 C.F.R. § 29.871

Leveling marks

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There must be reference marks for leveling the rotorcraft on the ground.