14 C.F.R. § 5.51
Any person required to have an SMS under this part must apply safety risk management to the following:
[Doc. No. FAA-2009-0671, Amdt. 5-1, 80 FR 1326, Jan. 8, 2015, as amended by Amdt. 5-2, 89 FR 33107, Apr. 26, 2024]