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Fiscal Receipts

Maritime Systems

SOCOMRDT&EPartial Reconciliation1160483BB

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What it is
Maritime Systems (1160483BB) is a SOCOM research & development line funded in the Research, Development, Test and Evaluation, Defense-Wide account. Its J-book detail breaks the line into 2 projects.
What changed
+$100.5M FY25→26 R-1 TOA · PB2026
Who gets it
No award linkage at high confidence.

Budget Figures

FY24 Actuals
$158.9MR-1 TOA · PB2026
FY25 Total
$200.8MR-1 TOA · PB2026
FY26 Request
$301.3MR-1 TOA · PB2026
60.0% reconciliation

$120.5M discretionary + $180.8M one-time reconciliation. Discretionary change vs FY2025 enacted: -40.0%.

FY25→26 Change
+$100.5MR-1 TOA · PB2026

Two official figures, one label— reconciled below

Fiscal Receipts uses P-1/R-1 workbook total obligation authority (TOA) as the headline figure sitewide. The workbook TOA includes budget rows (such as advance procurement) that the R-2/P-40 J-book program line excludes. How the two bases relate →

FY26 Request · $301.3M TOA − $120.5M J-book line = 180.8M (301.3120.5 = 180.8)

Figures in the sentence are rounded for reading; the parenthesised arithmetic is the same subtraction in USD millions, at the precision where it closes.

FY2026 award data is a partial year — USASpending awards are reported on a rolling basis and the fiscal year does not close until September 30. why partial FY2026 data? →

Budget Trajectory
The program's 3 summary figures for FY24 to FY26, plotted in fiscal-year order so the direction of travel is readable at a glance: this line ends higher than it starts. The points are the summary cards above, not a separate derivation; the table beside the chart carries each figure with its own citation.
The program's 3 summary figures for FY24 to FY26, plotted in fiscal-year order so the direction of travel is readable at a glance: this line ends higher than it starts. The points are the summary cards above, not a separate derivation; the table beside the chart carries each figure with its own citation.FY24: $158.9MFY25: $200.8MFY26: $301.3MFY24FY25FY26
Budget trajectory: one row per fiscal year, carrying the summary figure the sparkline plots. Every figure opens its own citation.
Fiscal yearAmount
FY24$158.9M
FY25$200.8M
FY26$301.3M

All series figures: R-1 TOA · PB2026

Decade view — P-1/R-1 workbook TOA basis, shown compact in $B/$M (the workbook records USD thousands); each figure cites its own President's Budget edition
12 fiscal years of this program as published (FY2015–FY2026): a line through the actuals (filled dots), with the enacted (hollow circles) and request (diamonds) markers each edition reported. Read it for direction, not for precision — this program's actuals line rises across the span. The grid below is the same data as text, one cited figure per cell.
12 fiscal years of this program as published (FY2015–FY2026): a line through the actuals (filled dots), with the enacted (hollow circles) and request (diamonds) markers each edition reported. Read it for direction, not for precision — this program's actuals line rises across the span. The grid below is the same data as text, one cited figure per cell.FY2015 actuals — PB2017 editionFY2016 actuals — PB2018 editionFY2017 actuals — PB2019 editionFY2018 actuals — PB2020 editionFY2019 actuals — PB2021 editionFY2020 actuals — PB2022 editionFY2021 actuals — PB2023 editionFY2022 actuals — PB2024 editionFY2023 actuals — PB2025 editionFY2024 actuals — PB2026 editionFY2016 enacted — PB2017 editionFY2017 enacted — PB2018 editionFY2018 enacted — PB2019 editionFY2019 enacted — PB2020 editionFY2020 enacted — PB2021 editionFY2021 enacted — PB2022 editionFY2022 enacted — PB2023 editionFY2023 enacted — PB2024 editionFY2024 enacted — PB2025 editionFY2025 enacted — PB2026 editionFY2017 request — PB2017 editionFY2018 request — PB2018 editionFY2019 request — PB2019 editionFY2020 request — PB2020 editionFY2021 request — PB2021 editionFY2022 request — PB2022 editionFY2023 request — PB2023 editionFY2024 request — PB2024 editionFY2025 request — PB2025 editionFY2026 request — PB2026 editionFY15FY18FY20FY22FY24FY26

The vertical scale does not start at zero: the baseline sits just below this program’s smallest year, so a low point on this line is not a small amount. Read the shape for direction and the grid below for the figures.

● actuals (line)  ·  ○ enacted  ·  ◇ request — gaps are editions the program is absent from, never interpolated.

Decade series values by fiscal year and President's Budget edition: one row per series (actuals, enacted, request), one column per fiscal year. Every figure opens its own citation.
SeriesFY15FY16FY17FY18FY19FY20FY21FY22FY23FY24FY25FY26
Actuals$58.7M$57.5M$52.2M$66.3M$40.6M$70.7M$66.0M$60.3M$110.0M$158.9M
Enacted$59.6M$54.6M$42.3M$42.5M$72.6M$68.5M$62.6M$112.6M$158.2M$200.8M
Request$54.6M$42.3M$42.5M$72.6M$59.9M$58.4M$82.6M$158.2M$210.8M$301.3M

blank = series not published for this year; – = absent from that edition.

Asked vs spent: the PB2023 book requested $82.6M for FY2023; the PB2025 book reported $110.0M as actual total obligation authority — $27.3M above the request. 109.9782.64 = 27.33 USD millions — the compact figures above are rounded for reading.

Program Lineage

No predecessor/successor lineage was recorded for this program element — no FY-to-FY transfer into or out of this line was stated in the ingested J-books, and none was inferred from the program structure.

Description

Mission Maritime Systems

This Program Element provides for the Engineering and Manufacturing Development (EMD) of Special Operations Forces (SOF) Surface and Undersea Mobility platforms. It also provides for pre-acquisition activities to quickly respond to new requirements for SOF surface and undersea mobility, looking at multiple alternatives to include cross-platform technical solutions, service-common solutions, Commercial-Off-The-Shelf (COTS) technologies, and new development efforts. S4017: The Underwater Systems project provides for the EMD of combat submersibles, SOF combat diving systems, underwater support systems, and underwater equipment. This project also provides for pre-acquisition activities (materiel solutions analysis, advanced component, prototype development, and exploitation of emerging technology opportunities to deliver enhanced capabilities) to respond to emerging requirements. S1864: The Surface Craft project provides for the EMD of all combatant craft, combatant craft mission equipment, pre-planned product improvement, and technology insertions to meet the unique requirements of SOF. This project also provides for pre-acquisition activities (materiel solutions analysis, advanced component development and prototypes) to quickly respond to new requirements for maritime craft and subsystems. The Underwater and Surface craft project’s capabilities and unique equipment provide small, highly trained forces the ability to successfully engage with increased lethality while maximizing survivability of the SOF personnel and equipment. The FY 2026 request for Maritime Systems includes $120.745 million of discretionary and $180.813 million of mandatory (reconciliation) funding for a total of $301.288 million. Further information for this reconciliation request is provided in Section 20009 (INDOPACOM Capabilities) of the Reconciliation Exhibit. The following justifications reflect the sum totals of mandatory (reconciliation) and discretionary categories of funding ELEMENT: FY 2024 FY 2025 FY 2026 Unclassified: $74.224 $74.282 $246.241 Classified: $84.705 $126.488 $55.047 TOTAL: $158.929 $200.770 $301.288

Mission Underwater Systems

This project provides for the Engineering and Manufacturing Development (EMD) of combat underwater submersibles, Special Operations Forces (SOF) combat diving systems, underwater support systems, and underwater equipment. This project also provides for pre-acquisition activities (materiel solutions analysis, advanced component development and prototypes) to respond to emerging requirements. These submersibles, equipment, and diving systems are used by SOF in the conduct of infiltration/extraction, personnel/material recovery, hydrographic/inland reconnaissance, beach obstacle clearance, underwater ship attack, and other missions. The capabilities of the submersible systems, diving systems, and unique equipment provides small, highly trained forces the ability to successfully engage with increased lethality while maximizing survivability of the SOF personnel and equipment.

Mission Surface Craft

This project provides for the Engineering and Manufacturing Development (EMD) of combatant craft, combatant craft mission equipment, Pre-Planned Product Improvement (P3I), and technology insertion to meet the unique requirements of Special Operations Forces (SOF). This project also provides for pre-acquisition activities (materiel solutions analysis, advanced component development and prototypes) to quickly respond to new requirements for maritime craft and subsystems, leading to increased lethality and survivability of personnel and equipment. The craft capabilities and unique equipment provide small, highly trained forces the ability to successfully conduct operations associated with SOF maritime missions. The FY 2026 request for Maritime Systems includes $120.745 million of discretionary and $180.813 million of mandatory (reconciliation) funding for a total of $301.288 million. Further information for this reconciliation request is provided in Section 20009 (INDOPACOM Capabilities) of the Reconciliation Exhibit. The following justifications reflect the sum totals of mandatory (reconciliation) and discretionary categories of funding. Combatant Craft Forward Looking Infrared (CCFLIR) has $2.031 million of mandatory funding. Due to system limitations in the R2A/R3 CCFLIR is only captured in the R4/R4A.

Justification

Accomplishments & Planned Programs (16)

Sea, Air, and Land (SEAL) Delivery Vehicle (SDV), Program Number 848

The SDV MK 11 provides for the design, development, and test of one Engineering Development Model (EDM) and ten production units to replace the legacy MK 8 MOD 1 SDV system. The SDV MK 11 is a free-flooding combat submersible mobility platform suitable for transporting and deploying SOF and their payloads for a variety of SOF missions. The SDV MK 11 will be deployable from a Dry Deck Shelter (DDS), surface ships, and land. The MK 11 system includes the vehicle and support equipment, comprised of Mission Support Equipment (MSE), Pack-Up Kit to support forward deployed operations, and transportation and handling. It also includes integration efforts with the current DDS and development of product improvements accomplished throughout the lifecycle of the system. The SDV is aligned to the Interim National Defense Strategic Guidance by providing a means for stealthy insertion and extraction, enabling the Navy to project power and conduct operations in littoral and denied areas.

Dry Combat Submersible (DCS), Program Number 816

The DCS provides for the advanced development, engineering, manufacturing, and testing efforts for a surface launched, dry, atmosphere controlled, diver lock-in/lock-out vessel capable of inserting and extracting SOF personnel and their combat equipment into denied areas for a variety of missions. The United States Special Operations Command (USSOCOM) tested one submersible prototype to validate test methodologies, commercial classification, and the USSOCOM safety certification processes and will continue to evaluate capability enhancing technologies and reduce risk within the DCS program. This program includes funding for enhanced warfighter capabilities such as Mid-Water Column Lock-In/Lock-Out (LI/LO), de-pressurization pump, and surface host vessel interoperability, all designed to maximize deployment opportunities while improving diver safety by providing more options for LI/LO depths. The DCS supports the Interim National Defense Strategic Guidance by maintaining dominance in the undersea domain. The DCS contributes to this objective by providing a means for the Navy to operate in littoral and denied areas, where traditional submarines may face challenges.

Dry Deck Shelter (DDS) Modernization, Program Number 817

The DDS provides for the P3I, testing, and integration of specialized underwater systems to meet the unique requirements of SOF, and compatibility with the submarine fleet. The current DDS is a certified diving system, which attaches to modified host submarines that provides for insertion of SOF forces and platforms. Funding supports product improvements to the current DDS, as well as associated diver equipment for in-service submarine support systems, unmanned underwater vehicles, and follow on development efforts for future SOF payloads. DDS is directly aligned with the Interim National Defense Strategic Guidance by enhancing the Department's ability to project power and conduct operations in contested environments and it supports the sustainment of a resilient Joint Force used to deter aggression by providing the capability to insert special operations forces and platforms in hard-to-reach areas of the world in a clandestine manner.

SOF Combat Diving (CBDIV), Program Number 713

The SOF Combat Diving program enables the delivery of special operations forces to denied or hostile areas and provides direct support the Navy's ability to conduct special operations. SOF Combat Diving rapidly develops prototypes to develop a family of systems of next generation diving equipment. Development areas support SO-peculiar (SO-p) life support systems, marine environmental protection, navigation, propulsion, and communication systems, which provides a fully outfitted Combat Diver. Continued investment in SOF Combat Diving's efficient and sustainable capabilities will allow SOF operators to continue extending their reach into contested/denied areas through propulsion and navigation improvements while increasing bottom time through improved diver climate protection.

Undersea Craft Mission Equipment (UCME)

UCME supports the transition of maritime focused Science and Technology (S&T) efforts and provides a rapid response capability to support SOF underwater craft and diver systems, subsystems, and their emerging requirements. UCME provides technology refresh efforts to correct system deficiencies, improve asset life, and enhance mission capability to leverage and exploit emerging technologies within the maritime SOF undersea capability portfolio. UCME focuses on spearheading specific Technology Readiness Level (TRL) 6 technology for compatibility, maturity, marinization, and successful transition to the SOF undersea craft programs.

Small Unmanned Surface Vehicle (SUSV), Program Number V36

The SOF SUSV program procures COTS modular systems that house government-off-the-shelf (GOTS) payloads in accordance with Special Operations Rapid Requirements Document (SORRD). The SUSV fielding is divided into two endurance categories to address missions lasting a few days (short endurance (SE)) and missions lasting from months to years (long endurance (LE)). The SE platforms will operate in concert with NSW Group 4 surface mobility assets and address contested logistics, enables access to contested / denied areas in the maritime domain, provides maritime special reconnaissance capabilities and reduces risk to personnel and manned platforms. The LE platforms will provide persistent maritime ISR.

Small Unmanned Underwater Vehicle (SUUV), Program Number 799

MK 18 SUUV enables access to contested/denied areas in the maritime domain, provides maritime special reconnaissance capabilities and reduces risk to personnel and manned platforms. This program develops and integrates SO-p modifications to the Service Common, MFP-2 funded, Mark 18 SUUV.

Combatant Craft Light (CCL)

The CCL is being designed to be a small combatant craft that supports deployment of six combat equipped SOF operators and their payloads for selected missions in multiple threat environments Based on reliability concerns of previous generation CCL Low Rate Initial Production (LRIP) articles and pending requirements update, a new design and prototype effort is required for a next generation-CCL craft. Its compact form factor provides SOF with versatile mission transportability, deployment, and utility capabilities.

Classified Programs

Details provided under separate cover.

Combatant Craft Medium (CCM), Program Number 818

The CCM is Naval Special Warfare’s (NSW's) craft-of-choice for long-range, high-payload SOF mobility operations in contested environments. The CCM is a semi-enclosed, multi-mission combatant craft for platoon-size maritime operations in maritime contested environments. The CCM supports a variety of missions, to include Maritime Interdiction, Insert/Extract, and Visit, Board, Search, and Seizure (VBSS) Operations. The CCM capabilities provide: 40 knot (kt) speed; 4 crew + 19 passengers (pax)/10,000-pound (lb) payload; and 600 nautical miles (nm) range. The CCM payload capacity enables inclusion of shock mitigating seats for the piloting team, which is critical for ride quality, operator tactical readiness, and operator health. At 60 feet long, CCM is C-17/C-5 transportable and can launch/recover by well deck of a grey hull or shore-based trailer. The CCM is aligned with the Interim National Defense Strategic Guidance imperatives to enhance maritime security through patrols and surveillance missions, and its speed and agility combined with mobility enables rapid response and supports distributed Maritime operations when required. Continued investment in this craft ensures efficient and sustainable capabilities which establish our competitive advantage, enable assured access in contested maritime environments, and posture SOF and the Joint Force to meet challenges of persistent transboundary threats and future operating environments. Additionally, this platform provides access into contested areas to enable effects that may have previously required support from the Submarine Force, ensuring that NSW can continue supporting the joint fires plans even with an asset constrained submarine force.

Combatant Craft Heavy (CCH), Program Number 819

The CCH provides platoon-size maritime surface mobility. The current CCH is formerly known as the Sea, Air, Land Insertion, Observation and Neutralization (SEALION) craft. The CCH is a fully-enclosed, climate-controlled, semi-submersible craft that operates in contested environments. The CCH is NSW’s most versatile and survivable combatant craft and the craft of-choice for sensitive maritime intelligence, surveillance, and reconnaissance missions. CCH capabilities: 40 kt speed; 7 crew + 12 pax / 3,300 lb payload; and 400 nm range. The CCH payload capacity enables inclusion of shock mitigating seats for the piloting team, which is critical for ride quality, operator tactical readiness, and operator health. At 77+ feet long, the CCH is C-17/C-5 transportable and can launch/recover by gray hull well deck, shore based mobile travel lift, or crane. The CCH is aligned with the Interim National Defense Strategic Guidance imperatives to support SOF in the realm of strategic competition and provide regional presence and deterrence. By deploying these craft, NSW can demonstrate the U.S. military's commitment to allies and partners, deter potential adversaries, and respond rapidly to emerging threats. This aligns with the strategy's emphasis on maintaining a credible deterrent posture and strengthening alliances and partnerships. Continued investment in this craft ensures efficient and sustainable capabilities which establish our competitive advantage, enable assured access in contested maritime environments, and posture SOF and the Joint Force to meet challenges of persistent transboundary threats and future operating environments. Additionally, this platform provides access into contested areas to enable effects that may have previously required support from the Submarine Force, ensuring that NSW can continue supporting the joint fires plans even with an asset constrained submarine force.

Combatant Craft Mission Equipment (CCME)

CCME supports the transition of Maritime focused Science and Technology (S&T) efforts and provides a rapid response capability to support SOF combatant craft systems, subsystems, and their emerging requirements. CCME also provides technology refresh efforts to correct system deficiencies, improve asset life, and enhance mission capability to leverage and exploit emerging technologies within the maritime SOF surface capability portfolio. CCME focuses on enhancing both existing and future technologies at Technology Readiness Level (TRL) 6 for compatibility, maturity, and design for the marine environment, with the primary objective of successful technology transitions to SOF combatant craft Programs of Record.

Combatant Craft Assault (CCA), Program Number 820

The CCA is a combatant craft for squad-size maritime mobility operations in contested environments. The CCA is NSW’s best craft for Visit, Board, Search, Seizure operations because of open deck space, maneuverability, and interoperability with an Afloat Forward Staging Base. CCA Capabilities: 40 kt speed; 5 crew + 10 pax/5,000 lb payload; and 300 nm range. At 41 feet long, the CCA is air transportable by C-130/C-17/C-5 and can launch/recover by crane, well deck, or shore-based trailer. The CCA program adheres to the objectives of the Interim National Defense Strategic Guidance by accelerating its advantageous technology to the operating forces and enhances maritime security through patrols and surveillance missions; its speed and agility combined with mobility enables rapid response and supports distributed Maritime operations.

Maritime Precision Engagement (MPE), Program Number 671

The MPE is a standoff, loitering, man-in-the-loop weapons systems deployed on combatant craft and capable of targeting individuals, groups, vehicles, high value targets, and small oceangoing craft with low collateral damage. The MPE consists of combatant craft alterations and munition launcher systems. This program integrates kinetic and non-kinetic effects employed by SOF Combatant Craft to enable assured access in contested maritime environments and aligns with the Interim National Defense Strategic Guidance supporting strategic competition influence through Integrated Deterrence and building enduring competitive technological advantages for the future Joint Force.

Special Operations Craft Riverine (SOCR), Program Number 821

The SOCR is an aluminum-hull mobility platform for use in riverine and littoral areas for short range insertion of SOF in low to medium threat environments and is C-130 transportable. The SOCR adheres to the objectives of the Interim National Defense Strategic Guidance by supporting the Regional Presence and Deterrence missions, demonstrating the U.S. military's commitment to allies and partners, deter potential adversaries, and respond rapidly to emerging threats.

Classified Program

Details provided under separate cover.

Budget Line Items(workbook-cited)

P-1/R-1 workbook Total Obligation Authority basis (USD thousands) · PB2026.

Exhibit R-1

AccountOrgTypeAmount
Research, Development, Test and Evaluation, Defense-WideSOCOMFY24 Actuals$158.9M
Research, Development, Test and Evaluation, Defense-WideSOCOMFY25 Enacted$200.8M
Research, Development, Test and Evaluation, Defense-WideSOCOMFY25 Total$200.8M
Research, Development, Test and Evaluation, Defense-WideSOCOMFY26 Disc. Request$120.5M
Research, Development, Test and Evaluation, Defense-WideSOCOMFY26 Reconciliation$180.8M
Research, Development, Test and Evaluation, Defense-WideSOCOMFY26 Total$301.3M

Budget Details(R-2/P-40 facts)

J-book detail basis (R-2/P-40, USD millions) · PB2026 — a different accounting basis from the P-1/R-1 workbook TOA above; where the two disagree, the reconciliation strip under Budget Figures shows both.

Wider than this screen — swipe the table sideways for the remaining fiscal-year columns.

ProjectAll Prior YearsFY24 ActualsFY25 TotalFY26 BaseFY26 Request
Program Element$815.0M$158.9M$200.8M$120.5M$120.5M
S0417: Underwater Systems$679.9M$126.6M$166.3M$120.5M$120.5M
S1684: Surface Craft$135.1M$32.3M$34.5M

No follow-the-dollar view — this program's awards haven't been crosswalked at high confidence (flows cover 17 of 1,741 programs). why coverage is partial? →

Awards

No awards are linked to this program element at high confidence — the budget→award crosswalk only asserts links it can defend, and this line has none yet.

Lobbying Mentions

No Senate LDA lobbying filing in the tracked data mentions this program element by code or alias.

Oversight

Department-level designation (not specific to this program)

GAO lists 5 high-risk areas for DOD as a whole. That designation covers the department, not Maritime Systems — no program-specific GAO finding for this line is in the ingested data. See the DOD oversight record.

No research dossier for this program — dossiers cover 50 of 1,741 programs, the largest fully J-book-detailed lines by FY2026 requested dollars. why no dossier here? →