traditional 20-year military career. (4) Mechanisms to provide for alternative career tracks for officers that encourage and facilitate the recruitment and retention of officers with technical expertise. (5) Mechanisms for a career and promotion path for officers in cyber-related specialties. (6) Mechanism to ensure the officer corps does not become disproportionately weighted toward officers serving in the grades of major, lieutenant colonel, and colonel and Navy grades of lieutenant commander, commander, and captain. (7) Any other mechanisms or matters the Secretary considers appropriate to improve the effective recruitment, management, and retention of regular and reserve officers of the Armed Forces. (c) Scope of report If any recommendation of the Secretary in the report required by subsection (a) requires legislative or administrative action for implementation, the report shall include a proposal for legislative action, or a description of administrative action, as applicable, to implement such recommendation. 517. Responsibility of Chiefs of Staff of the Armed Forces for standards and qualifications for military specialties within the Armed Forces (a) In general Except as provided in subsection (d), responsibility within an Armed Force for establishing, approving, and modifying the criteria, standards, and qualifications for military speciality codes within that Armed Force shall be vested solely in the Chief of Staff of that Armed Force. (b) Military specialty codes For purposes of this section, a military specialty code is as follows: (1) A Military Occupational Speciality Code (MOS) and any other military specialty or military occupational specialty of the Army, in the case of the Army. (2) A Naval Enlisted Code (NEC), Unrestricted Duty code, Restricted Duty code, Restricted Line duty code, Staff Corps code, Limited Duty code, Warrant Officer code, and any other military specialty or military occupational specialty of the Navy, in the case of the Navy. (3) An Air Force Specialty Code (AFSC) and any