Section 5.5 - General requirements(a)SMS components. An SMS under this part must be appropriate to the size, scope, and complexity of the person's organization and include, at a minimum, all of the following components:(1) Safety policy that meets the requirements of subpart B of this part.(2) Safety risk management that meets the requirements of subpart C of this part.(3) Safety assurance that meets the requirements of subpart D of this part.(4) Safety promotion that meets the requirements of subpart E of this part.(b)Continuing requirements. Any person required to develop and implement an SMS under this part must maintain the SMS in accordance with this part.