14 C.F.R. § 27.483 One-wheel landing conditions.
Title 14 - Aeronautics and Space
For the one-wheel landing condition, the rotorcraft is assumed to be in the level attitude and to contact the ground on one aft wheel. In this attitude— (a) The vertical load must be the same as that obtained on that side under §27.479(b)(1); and (b) The unbalanced external loads must be reacted by rotorcraft inertia.
Title 14: Aeronautics and Space
PART 27—AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT
Subpart C—Strength Requirements
Ground Loans
§ 27.483 One-wheel landing conditions.