[Code of Federal Regulations] [Title 14, Volume 1] [Revised as of January 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR29.63] [Page 654-655] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 29_AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT--Table of Contents Subpart B_Flight Sec. 29.63 Takeoff: Category B. The horizontal distance required to take off and climb over a 50- foot obstacle must be established with the most unfavorable center of gravity. The takeoff may be begun in any manner if-- (a) The takeoff surface is defined; [[Page 655]] (b) Adequate safeguards are maintained to ensure proper center of gravity and control positions; and (c) A landing can be made safely at any point along the flight path if an engine fails. [Doc. No. 5084, 29 FR 16150, Dec. 3, 1964, as amended by Amdt. 29-12, 41 FR 55471, Dec. 20, 1976]