Reference & AI

MCO P3121.1

Marine Corps

MARINE CORPS PLANNING AND PROGRAMMING MANUAL

Reviewed by Guilherme Correia, active-duty U.S. Air Force

MCO P3121.1, "MARINE CORPS PLANNING AND PROGRAMMING MANUAL", is a United States Marine Corps publication.

Published

Not dated on the index

OPR

—

Headquarters Marine Corps

Official document

Open the PDF

on www.marines.mil

MCO P3121.1 — index record

NumberMCO P3121.1
TitleMARINE CORPS PLANNING AND PROGRAMMING MANUAL
Published
Issued byHeadquarters Marine Corps
Status on the indexNew
Source indexMarine Corps Publications Electronic Library (MCPEL)
Index last readOctober 20, 2026

Copied from Marine Corps Publications Electronic Library (MCPEL) (index). The publication itself is the authority; this page does not summarize or interpret it. Verify the current edition on the index before acting.

Synopsis as published on the index

To publish information, policy and procedures for Marine Corps participation in the Department of Defense’s Planning, Programming, and Budgeting System.

Quoted verbatim from the Marine Corps Publications Electronic Library (MCPEL) entry (source).

Other MCO publications nearby in the series

494 MCO records on the Marine Corps index. Search the full index.

Works of the United States Government are not subject to copyright (17 U.S.C. § 105). This site is not affiliated with the United States Marine Corps or any government agency.

Marine Corps index

REF: MCO P3121.1

Marine Corps Publications Electronic Library (MCPEL) — MCO P3121.1

This is an index record, not the publication. The official PDF is the authority; verify the current edition before acting.

Reviewed by Guilherme Correia · Military Toolkit editorial

Open the official PDF