Section 27.1581 - General(a)Furnishing information. A Rotorcraft Flight Manual must be furnished with each rotorcraft, and it must contain the following:(1) Information required by §§ 27.1583 through 27.1589 .(2) Other information that is necessary for safe operation because of design, operating, or handling characteristics.(b)Approved information. Each part of the manual listed in §§ 27.1583 through 27.1589 , that is appropriate to the rotorcraft, must be furnished, verified, and approved, and must be segregated, identified, and clearly distinguished from each unapproved part of that manual.(d)Table of contents. Each Rotorcraft Flight Manual must include a table of contents if the complexity of the manual indicates a need for it.Amdt. 27-14, 43 FR 2325, Jan. 16, 1978 Secs. 313(a), 601, 603, 604, and 605 of the Federal Aviation Act of 1958 (49 U.S.C. 1354(a) , 1421 , 1423 , 1424 , and 1425 ) ; and sec. 6(c) of the Dept. of Transportation Act (49 U.S.C. 1655(c)