The transgender military ban in the United States took several forms. This is a list of articles covering the subject.
First ban Executive Order 10450 Army Regulation 40-501: Standards of Medical Fitness Department of Defense (DoD) Directive 1332.14 – Enlisted Administrative Separations DoD Directive 1332.30 – Separation of Regular Commissioned Officers Department of Defense Instruction (DoDI) 6130.03 – Medical Standards for Appointment, Enlistment, or Induction into the Military Services Second ban Presidential Memorandum on Military Service by Transgender Individuals (2017) Presidential Memorandum on Military Service by Transgender Individuals (2018) Department of Defense Instruction 1300.28 DoDI 1300.28: Military Service by Transgender Persons and Persons with Gender Dysphoria Third ban Executive Order 14183