DAFI51-509 — Appointment To And Assumption Of Command

DAFI51-509 governs appointment to and assumption of command, including command authority, succession, announcements, and relief.

Search DAFI51-509

  • Publication number: DAFI51-509
  • Title: APPOINTMENT TO AND ASSUMPTION OF COMMAND
  • Date: 2023-12-28

View DAFI51-509 on armypubs.army.mil

DAFI51-509 addresses eligibility to command, chains of command, staff roles, permanent and temporary succession, and relief of command. Compliance with the publication is mandatory, and it provides guidance to record and announce appointments to and assumptions of command.

Applies to: It applies to the United States Space Force (USSF), Regular Air Force (RegAF), Air Force Reserve (AFR), as well as Title 10 United States Code (U.S.C.) Air National Guard (ANG).

Topics covered

  • Eligibility to command
  • Chain of command
  • Command and staff
  • Permanent and temporary succession to command
  • Announcement of command
  • Relief of command

Questions and answers

Is the term acting commander authorized?

There is no title or position of “acting commander.” The term “acting commander” is not authorized. (paragraph 38-101)

Does a short absence or disability warrant assumption of command?

Absence or disability of the commander for short periods of time does not incapacitate that commander from discharging the functions of command and does not warrant assumption of command by another officer. (paragraph 51-5)

What does a notice of relief of command state?

I have decided to relieve you of command of the XXXth Squadron, effective [Date]. This is an assignment action. (paragraph 1)

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