Landing distance: Category A.
CFR · 2024-01-01 · US · Title 14
The horizontal distance required to land and come to a complete stop (or to a speed of approximately 3 knots for water landings) from a point 50 ft above the landing surface must be determined from the approach and landing paths established in accordance with § 29.79.
official document · source cfr-2024 · id 14:§ 29.81