for ability to complete 20 years of service by age 62 as qualification for original appointment as a regular commissioned officer. Sec. 504. Enhancement of availability of constructive service credit for private sector training or experience upon original appointment as a commissioned officer. Sec. 505. Standardized temporary promotion authority across the military departments for officers in certain grades with critical skills. Sec. 506. Authority for promotion boards to recommend officers of particular merit be placed higher on a promotion list. Sec. 507. Authority for officers to opt out of promotion board consideration. Sec. 508. Competitive category matters. Sec. 509. Promotion zone matters. Sec. 510. Alternative promotion authority for officers in designated competitive categories of officers. Sec. 511. Applicability to additional officer grades of authority for continuation on active duty of officers in certain military specialties and career tracks. PART II—Other Matters Sec. 516. Matters relating to satisfactory service in grade for purposes of retirement grade of officers in highest grade of satisfactory service. Sec. 517. Reduction in number of years of active naval service required for permanent appointment as a limited duty officer. Sec. 518. Repeal of original appointment qualification requirement for warrant officers in the regular Army. Sec. 519. Uniform grade of service of the Chiefs of Chaplains of the Armed Forces. Sec. 520. Written justification for appointment of Chiefs of Chaplains in grade below grade of major general or rear admiral. Subtitle B—Reserve Component Management Sec. 521. Authority to adjust effective date of promotion in the event of undue delay in extending Federal recognition of promotion. Sec. 522. Authority to designate certain reserve officers as not to be considered for selection for promotion. Sec. 523. Expansion of personnel subject to authority of the Chief of the National Guard Bureau in the execution of functions and missions of the National Guard Bureau. Sec. 524.