MCO 1210.9A — Lateral Move (lm) Programs For Marine Corps Officers

MCO 1210.9A governs Lateral Move programs for Marine Corps officers and their use to manage officer inventory requirements.

Search MCO 1210.9A

  • Publication number: MCO 1210.9A
  • Title: LATERAL MOVE (LM) PROGRAMS FOR MARINE CORPS OFFICERS
  • Date: 5 Apr 2020
  • Proponent: 01000 Military Personnel
  • Status: Current

View MCO 1210.9A on armypubs.army.mil


It defines over, short, and balanced PMOSs and establishes voluntary and involuntary lateral move eligibility criteria. It also specifies application routing, qualification determinations, and semiannual MARADMIN announcements.

Topics covered

  • Lateral Move programs
  • Voluntary Lateral Move eligibility
  • Involuntary Lateral Move selection
  • PMOS inventory balance
  • Officer PMOS qualification
  • Lateral Move applications

Questions and answers

What is an over Military Occupational Specialty?

Over Military Occupational Specialty (MOS) - A PMOS with an onboard inventory greater than 105% of total manpower requirement or requirement in grade. (paragraph 1)

What is a short Military Occupational Specialty?

Short Military Occupational Specialty (MOS) - A PMOS with an onboard inventory less than 85% of the total manpower requirement or requirement in grade. (paragraph 1)

Which unrestricted officers may apply for the VLM Program?

Any unrestricted officer in the grade of lieutenant colonel or below who desires to move from an over PMOS to a short PMOS and is deemed qualified, may apply for the VLM Program. (paragraph 4)

Which primary MOSs are excluded from lateral move applications?

Officers may not apply for LM into primary MOSs 4402 or 75XX under this Order. (paragraph 4)

What service obligation is required after the new PMOS school for unrestricted VLM applicants?

Officers must possess a regular commission and be willing to accept an Extended Active Duty (EAD) to ensure a minimum of three years of service obligation following the completion of the new PMOS school. (paragraph 4)

Ask Reggie.Bot a question about MCO 1210.9A