MCO 5000.12F - Marine Corps Policy Concerning Parenthood And Pregnancy

Scope

MCO 5000.12F is the Marine Corps Policy Concerning Parenthood and Pregnancy. The order sets Total Force policy on pregnancy notification, duty considerations for pregnant Marines, postpartum standards relief, and caregiver leave. The source PDF on file from the 2026-04 archive snapshot carries Administrative Change 2 and a Marine Corps Directives Compliance with Executive Order 14168 cover. The document's opening section states the change purpose.

To transmit changes to the basic Order, because the postpartum exemption period for physical fitness testing and body composition standards has been expanded from nine months to 12 months.

Audience

• Marines who are pregnant or become parents. Notification timing and standards relief flow from this order.
• Commanding officers and officers in charge. Determine work assignment modifications with the healthcare provider.
• S-1 and IPAC staff. Apply duty limitation code D and TTC 157 reporting on delayed notification.
• DoD healthcare providers. Apply the non-disclosure presumption before 20 weeks gestation.

Content scope

Repo evidence names Appendix A, the command notification format for pregnancy. The wider order covers notification procedures, postpartum standards exemptions, and the caregiver leave rules later consolidated into MCO 1050.3J.

Operative content

• Pregnancy notification to command is encouraged on confirmation through Appendix A of MCO 5000.12F and required no later than 20 weeks gestation, per MARADMIN 111/23.
• Administrative Change 2 expanded the postpartum exemption period for physical fitness testing and body composition standards from nine months to 12 months.
• Change 1 increased the maximum authorized secondary caregiver leave, per the advance notification MARADMIN in the portal index.
• Marines with unused Primary Caregiver Leave, Secondary Caregiver Leave, or Maternity Convalescent Leave as of 2022-12-27 transitioned to the Military Parental Leave Program under MARADMIN 051/23, provided the unused leave was authorized under MCO 5000.12F CH-1.
• Pregnancy-related light duty follows this order and is separate from the post-birth convalescent period, per the portal convalescent leave page.
• MARADMIN 191/26 paragraph 2 consolidated all parental leave entitlements from this order into MCO 1050.3J, now the single authoritative source for Marine Corps leave, liberty, and administrative absence policy.

Connection to higher policy

• SECNAVINST 1000.10B, Parenthood and Pregnancy. Department of the Navy parent policy.
• Public Law 118-31 (FY24 NDAA) and DTM 23-001 on parental leave. Drove the leave expansion the MARADMIN series implemented.
• USD(P&R) Directive-Type Memorandum dated 2023-02-16 and ALNAV 017/23. Sources of the pregnancy notification privacy protections.
• Executive Order 14168 (2025-01-20). Drove the directives compliance change on the archived document.

Connection to Marine Corps doctrine and lower policy

• MCO 1050.3J. Now holds the parental leave entitlements formerly housed here.
• MARADMIN 111/23 (notification), MARADMIN 051/23 (MPLP expansion), MARADMIN 625/24 (parental leave and PTAD rules), MARADMIN 191/26 (RCML, RCPL, and the consolidation).
• MCO 6110.3A. Lists predecessor MCO 5000.12E with CH 1-2 as a paired reference.

Status

MCPEL lists MCO 5000.12F W/CH 2 as Current with a publication date of 2025-05-28. Registry snapshot dated 2026-04-26. Leave entitlements formerly housed here now live in MCO 1050.3J, so verify against MCO 1050.3J before applying any leave rule from this order.