§29.87. Height-velocity envelope. — Inbound Citations

(e) Rotorcraft with a maximum weight of 20,000 pounds or less but with 10 or more passenger seats may be type certificated as Category B rotorcraft provided the Category A requirements of §§ 29.67(a)(2), 29.87, 29.1517, and subparts C, D, E, and F of this part are met.

(ii) Avoidance of the critical areas of the height-velocity envelope as established under § 29.87.

(1) The takeoff path must remain clear of the height-velocity envelope established in accordance with § 29.87;

(4) The approach and landing path must be established to avoid the critical areas of the height-velocity envelope determined in accordance with § 29.87.

(1) Speeds appropriate to the type of rotorcraft and chosen by the applicant to avoid the critical areas of the height-velocity envelope established under § 29.87; and