Research paper appendix
DoD Financial Accounting & ERP Systems Reference
A comprehensive technical and organizational reference covering GFEBS, Navy ERP, DEAMS, DAI, STARS-FL/HCM, DLA EBS, GCSS-Army, GCSS-MC, LMP, SABRS, SOMARDS, and STANFIN.
Reference sections
Prepared for: Peter Shang, GS-15 Portfolio ManagerContents
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Research compiled July 2026 — unclassified, open-source sources only — FOR OFFICIAL REFERENCE USE — NOT AN OFFICIAL DoD/DFAS PUBLICATION
Executive Summary
Scale of the DoD financial-management landscape, why it looks the way it does, and a note on methodology.
Read sectionSection 2The Financial Systems Landscape
Three organizing facts that explain almost everything about how the system inventory is structured.
Read sectionSection 3System-by-System Profiles
Detailed profiles for GFEBS, Navy ERP, STARS, DEAMS, ABSS, DAI, DLA EBS, GCSS-Army, LMP, GCSS-MC, SABRS, plus the verified 20+ system GL feeder landscape and extended profiles.
Read sectionSection 4Cross-System Comparison Matrix
Side-by-side comparison of every system covered in this paper.
Read sectionSection 5The Interoperability Architecture
The four-layer model connecting systems of record, feeder systems, enterprise data/analytics, and external Treasury reporting.
Read sectionSection 6Notes on Scale
Modules, transaction codes, and data tables — what can and cannot be confirmed at scale.
Read sectionSection 7The Full Transaction Lifecycle
Seven worked use cases from feeder system to audited financial statement: travel, contracts, inventory, property, leases, IGT, and the F-35 program.
Read sectionSection 9System Insight — GFEBS & GAFS/ABSS
Internal architecture, posting logic, and cross-system traceability inside GFEBS and the GAFS/ABSS pair.
Read sectionSection 11DDRS and GTAS Reporting
The business process, current modernization, and where Advana / OneStream actually fit.
Read sectionSection 12References
Primary sources, reports, and program/component citations used throughout this paper.
Read sectionAppendix AAppendix A — The Workforce & Budget-to-GL Gap
Why the 0501/0560 workforce structure creates a blind spot between budget execution and the general ledger — and what to do about it.
Read sectionAppendix BAppendix B — How a DoD Financial Statement Audit Actually Works
Who audits DoD, the opinion spectrum, the five assertions, FIAR/NFR/CAP remediation, and a worked example.
Read sectionAppendix CAppendix C — Budget-to-Disbursement Systems
Budget formulation, fund distribution, procure-to-pay, entitlement, and disbursing systems, and how they connect back to Sections 7 and 9.
Read sectionAppendix DAppendix D — Journal Vouchers & GTAS Mechanics
The eight system-generated JV types, timing and reconciliation, GTAS reporting mechanics, and the current magnitude of GL-to-statement adjustments.
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