14 CFR §194.247

1. (a)Unless otherwise directed in this chapter, powered-lift must continue to comply with rules applicable to aircraft specified in part 135.
2. (b)To comply with § 135.3 of this chapter, each certificate holder that conducts commuter operations under part 135 with powered-lift for which two pilots are required by the type certificate must:
   1. (1)Comply with subpart Y to part 121 of this chapter instead of the requirements of subparts G and H to part 135; and
   2. (2)Include in initial ground training for pilots in command and upgrade ground training, instruction and facilitated discussion on the following:
      1. (i)Leadership and command; and
      2. (ii)Mentoring, including techniques for instilling and reinforcing the highest standards of technical performance, airmanship, and professionalism in newly hired pilots.
   3. (3)Include the training required by paragraph (b)(2)(ii) of this section in recurrent ground training for pilots in command every 36 calendar months.
   4. (4)Include in initial flight training for pilots in command and upgrade flight training, sufficient scenario-based training incorporating crew resource management and leadership and command skills, to ensure the pilot's proficiency as pilot in command.
3. (c)In lieu of compliance with the operating experience requirements listed in § 135.244(a)(1) through (4) of this chapter, no certificate holder may use a person, nor may any person serve, as pilot in command of a powered-lift unless that person possesses 20 hours of operating experience in each make and basic model of powered-lift to be flown.
4. (d)To comply with § 135.345 of this chapter, initial, transition, and upgrade ground training for powered-lift pilots must include instruction in § 135.345(b)(6)(iv) of this chapter, as applicable.