Code of Federal Regulations (alpha)

CFR /  Title 14  /  Part 29  /  Sec. 29.181 Dynamic stability: Category A rotorcraft.

Any short-period oscillation occurring at any speed from VY to VNE must be positively damped with the primary flight controls free and in a fixed position. [Amdt. 29-24, 49 FR 44437, Nov. 6, 1984]

Ground and Water Handling Characteristics