This article is based on an official press release from the U.S. Marine Corps.

Marine Corps Unveils 2026 Aviation Plan: Major F-35 Fleet Restructuring and Safety Overhaul

The U.S. Marine Corps has officially released its 2026 Marine Corps Aviation Plan (AVPLAN), marking a significant transition from strategic theory to concrete implementation. Released by Deputy Commandant for Aviation Lt. Gen. William H. Swan, the document outlines the service’s aviation roadmap through 2040, prioritizing integration with the Joint Force and a “data-driven” approach to modernization.

According to the official release, the 2026 AVPLAN signals the entry into “Phase 3: Execution” of Project Eagle, the Corps’ long-term aviation Strategy. While the total procurement number for the F-35 Lightning II remains steady, the plan reveals a major pivot in the mix of variants, favoring carrier-based capabilities over short-takeoff/vertical-landing (STOVL) platforms to better align with U.S. Navy carrier strike groups.

In a statement regarding the plan’s release, Lt. Gen. Swan emphasized the shift in focus:

“The 2026 AVPLAN moves away from broad directives and toward concrete, data-driven implementation.”

, Lt. Gen. William H. Swan, Deputy Commandant for Aviation

Strategic Pivot: F-35 Procurement Changes

The most notable operational change detailed in the 2026 AVPLAN is the restructuring of the tactical fighter fleet. While the Marine Corps maintains its total procurement objective of 420 aircraft, the specific composition of the fleet is changing significantly to support distributed maritime operations.

According to the plan, the service is reducing its procurement of the F-35B (the STOVL variant capable of operating from amphibious assault ships) from 353 to 280 aircraft. Conversely, the Corps is more than doubling its acquisition of the F-35C (the carrier variant), increasing the target from 67 to 140 aircraft.

This adjustment will result in a force structure of:

• 12 F-35B Squadrons (down from previous estimates)
• 8 F-35C Squadrons (up from 4)

This shift suggests a deeper commitment to integrating Marine aviation assets directly into Navy Carrier Air Wings, leveraging the F-35C’s extended range and payload capacity compared to the F-35B.

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The decision to swap 73 F-35Bs for F-35Cs represents a tacit acknowledgement of the changing Pacific threat landscape. While the F-35B offers unique flexibility for island-hopping campaigns and operations from L-class amphibious ships, the F-35C brings greater fuel capacity and a more robust landing gear structure suitable for high-tempo carrier operations. By increasing the F-35C buy, the Marine Corps is effectively tying its fixed-wing future more closely to “big deck” Navy carriers, ensuring relevance in long-range conflicts where the shorter combat radius of the F-35B might be a limiting factor.

Modernization and Distributed Operations

Beyond fleet numbers, the AVPLAN formalizes Distributed Aviation Operations (DAO) as the service’s central warfighting concept. This doctrine relies on dispersing aircraft across small, austere expeditionary sites to complicate enemy targeting cycles. To support this, Aviation Ground Support (AGS) has been formally designated as the “7th Function of Marine Aviation,” highlighting its critical role in sustaining dispersed forces.

The plan also details the integration of unmanned systems and AI:

• MQ-9A Reaper: Continued expansion for long-range surveillance.
• Collaborative Combat Aircraft (CCA): Integration of the MQ-58B to serve as “loyal wingmen” for manned fighters.
• Decision-Centric Aviation Operations (DCAO): Utilizing AI and machine learning to accelerate tactical decision-making and predictive maintenance.

Col. Derek Brannon, Cunningham Group Branch Head, noted the importance of this technological integration in the official release:

“Project Eagle prepares us to embrace technological innovation while ensuring we can deliver combat power across all domains.”

, Col. Derek Brannon

“26 in 26”: A New Safety North Star

Addressing a series of aviation mishaps across the military in recent years, the 2026 AVPLAN introduces a specific Safety initiative titled “Safety North Star: 26 in 26.”

The initiative aims to drastically reduce Class A-D mishaps during the calendar year 2026. The plan cites internal data indicating that 78.8% of historical mishaps involved human factors, with nearly 30% of major mishaps linked to procedural non-compliance. The “26 in 26” program focuses on a “back-to-basics” approach, enforcing strict discipline and adherence to established procedures to mitigate human error.

Frequently Asked Questions

Does the new plan reduce the total number of F-35s the Marines will buy?

No. The total procurement objective remains fixed at 420 Military-Aircraft. The change is only in the mix of variants (fewer F-35Bs, more F-35Cs).

What is the difference between the F-35B and F-35C?

The F-35B is a Short Take-off/Vertical Landing (STOVL) jet designed for amphibious ships and short runways. The F-35C is the Carrier Variant, featuring larger wings, folding wingtips, and stronger landing gear for catapult launches and arrested landings on Navy aircraft carriers. The F-35C generally has greater range and payload capacity.

What is Project Eagle?

Project Eagle is the Marine Corps’ overarching aviation strategy. The 2026 AVPLAN marks the beginning of “Phase 3,” which focuses on the execution and delivery of the modernization goals set in previous years.

Sources

• U.S. Marine Corps