14 CFR § 450.149 - Safety-critical personnel qualifications.
(a) General. An operator must ensure safety-critical personnel are trained, qualified, and capable of performing their safety-critical tasks, and that their training is current.
(b) Application requirements. An applicant must -
(1) Identify safety-critical tasks that require qualified personnel;
(2) Provide internal training and currency requirements, completion standards, or any other means of demonstrating compliance with the requirements of this section; and
(3) Describe the process for tracking training currency.
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