14 C.F.R. § 135.619
(a) Operations control center. After April 22, 2016, certificate holders authorized to conduct helicopter air ambulance operations, with 10 or more helicopter air ambulances assigned to the certificate holder's operations specifications, must have an operations control center. The operations control center must be staffed by operations control specialists who, at a minimum—
(4) Participate in the preflight risk analysis required under § 135.617 to include the following:
(d) Training requirements. No certificate holder may use, nor may any person perform the duties of, an operations control specialist unless the operations control specialist has satisfactorily completed the training requirements of this paragraph.
(1) Initial training. Before performing the duties of an operations control specialist, each person must satisfactorily complete the certificate holder's FAA-approved operations control specialist initial training program and pass an FAA-approved knowledge and practical test given by the certificate holder. Initial training must include a minimum of 80 hours of training on the topics listed in paragraph (f) of this section. A certificate holder may reduce the number of hours of initial training to a minimum of 40 hours for persons who have obtained, at the time of beginning initial training, a total of at least 2 years of experience during the last 5 years in any one or in any combination of the following areas—
(f) Training topics. Each certificate holder must have an FAA-approved operations control specialist training program that covers at least the following topics—
(1) Aviation weather, including:
(2) Navigation, including:
(3) Flight monitoring, including:
(4) Air traffic control, including:
(5) Aviation communication, including:
(6) Aircraft systems, including:
(7) Aircraft limitations and performance, including:
(8) Aviation policy and regulations, including:
(9) Crew resource management, including:
(10) Local flying area orientation, including:
(g) Operations control specialist duty time limitations.
(2) Except in cases where circumstances or emergency conditions beyond the control of the certificate holder require otherwise—