Strategic Analysis of Defense Contractor Procurement Readiness and Due Diligence Requirements for Autonomous and AI-Enabled Systems (2026)

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1. Executive Summary

As of the third quarter of 2026, the regulatory and due-diligence landscape for commercial entities seeking to enter the United States defense industrial base (DIB) represents one of the most complex legal, cybersecurity, and intellectual property frameworks in the global market. For a small software engineering and technical-consulting organization specializing in autonomous and artificial intelligence (AI)-enabled defense systems, the barrier to entry is defined not solely by technological capability, but by the capacity to architect a compliant, auditable, and secure corporate infrastructure long before a single contract is awarded. The Department of Defense (DoD), alongside civilian agencies and prime contractors, operates under a strict "secure-by-design" acquisition mandate. This report exhaustively analyzes the current public and unclassified U.S. government and prime-contractor due-diligence requirements applicable to a prospective market entrant. It evaluates foundational registration mechanisms (SAM, UEI, CAGE), the highly dynamic cybersecurity ecosystem (DFARS 252.204-7012, NIST SP 800-171, SPRS, and the heavily litigated rollout of CMMC), software assurance mandates and SBOM expectations, stringent intellectual property and data rights protections, supply-chain restrictions including Section 889, organizational conflicts of interest (OCI), and the rigorous mechanisms of prime-contractor flow-downs. A critical inflection point in the 2026 landscape is the regulatory turbulence surrounding both the Cybersecurity Maturity Model Certification (CMMC) program—whose Phase 2 implementation was abruptly suspended in July 2026 pending a 60-day review1—and the Office of Management and Budget’s (OMB) recent relaxation of standardized software self-attestation forms3. These shifts do not represent a deregulation of defense acquisitions. Rather, they signify a devolution of enforcement down to individual contracting officers and prime contractors, drastically elevating the False Claims Act (FCA) risk for pre-revenue entrants who misrepresent their compliance posture during self-attestation. This analysis isolates and categorizes requirements across a spectrum of immediacy—distinguishing precisely between what is legally required to submit a proposal, what is solicitation-dependent, what is uniquely demanded by prime contractors, and what remains dormant until triggered by specific operational milestones (such as access to classified information or the award of cost-reimbursable contracts). The report concludes with a comprehensive, actionable due-diligence checklist designed to prepare the organization for the exact evidentiary demands of a DoD program office or a Tier-1 prime contractor.

2. Foundational Corporate Identity and Registration Architecture

Before a software engineering firm can be considered for a prime contract, a subcontract, or a research grant, it must establish a formal corporate identity within the federal procurement ecosystem. This process extends far beyond basic corporate formation, embedding the company within a matrix of public disclosures, socio-economic representations, and corporate ownership tracing.

2.1 System for Award Management (SAM), UEI, and CAGE

The System for Award Management (SAM.gov) is the central registry for all entities seeking to do business with the federal government. Registration yields two critical identifiers: the Unique Entity Identifier (UEI), which replaced the legacy DUNS number, and the Commercial and Government Entity (CAGE) code4. Under Federal Acquisition Regulation (FAR) 52.204-7, "System for Award Management," an offeror is required to be actively registered in SAM when submitting an offer or quotation, and at the time of award4. The regulatory mechanics of this provision were historically a source of significant bid protest litigation. Prior to a pivotal FAR Council final rule issued in August 2025, FAR 52.204-7 required "continuous" registration from the time of offer submission through the time of award6. Under that prior regime, the U.S. Court of Federal Claims and the Government Accountability Office (GAO) routinely upheld agency decisions to disqualify potential awardees based on a lapse in SAM registration of even 24 hours during a lengthy solicitation period6. The finalized November 2024 and August 2025 rulemakings clarified this burden, eliminating the continuous registration requirement during the pendency of a proposal6. The rule stipulates only that the registration be active at the exact time of offer submission and the exact time of award4. However, failure to be registered at those specific moments remains a fatal, un-waivable noncompliance7. Furthermore, FAR 52.204-13 continues to require active registration throughout contract performance and up to final payment4. For a nascent organization, SAM registration requires the disclosure of core data, assertions regarding socio-economic status, and the designation of an Electronic Funds Transfer (EFT) indicator, which establishes the alternative accounts necessary to process federal payments4. The Defense Logistics Agency (DLA) assigns the CAGE code during the SAM processing phase, serving as a prerequisite for facility clearances and joint certification programs4.

2.2 Ownership Disclosure and Corporate Hierarchy Tracing

The DoD requires deep visibility into the corporate supply chain to prevent adversarial capital from penetrating critical defense technologies. Under FAR 52.204-17 ("Ownership or Control of Offeror"), the SAM registration process mandates the explicit disclosure of both the "Immediate Owner" and the "Highest-Level Owner" of the registering entity10. The organization must provide the specific CAGE codes for any entity that owns or controls it10. If the parent entities do not possess CAGE codes, they must obtain them or be searched through the DLA Business Identification Number Cross-Reference System (BINCS)10. For a startup funded by venture capital, private equity, or foreign investors, this requirement forces early transparency regarding beneficial ownership. Prime contractors will scrutinize these disclosures heavily during pre-award due diligence to assess Foreign Ownership, Control, or Influence (FOCI) risks, which can instantly disqualify an entity from working on classified or highly sensitive AI autonomous programs.

2.3 Representations and Certifications (Reps & Certs)

FAR Subpart 4.12 and the associated provision FAR 52.204-8 consolidate the myriad statutory and regulatory certifications an entity must make into a single electronic record within SAM11. By submitting a proposal, the offeror legally affirms that its SAM representations are current, accurate, and complete as of the exact date of the offer11. The representations encompass business size (tied to specific North American Industry Classification System \[NAICS\] codes), socio-economic status, debarment/exclusion status, and compliance with statutory mandates11. Defense contractors face an additional layer of certifications under Defense Federal Acquisition Regulation Supplement (DFARS) 252.204-7007 (Alternate A, Annual Representations and Certifications)12. This provision integrates DoD-specific attestations, such as DFARS 252.204-7016 (Covered Defense Telecommunications Equipment or Services) and DFARS 252.225-7050 (Disclosure of Ownership or Control by the Government of a Country that is a State Sponsor of Terrorism)12. The requirement that reps and certs be updated within a rolling 12-month window poses a latent compliance risk11. Pre-revenue companies often treat SAM registration as a static administrative hurdle. However, falsely certifying compliance—such as claiming a small business status when venture capital affiliation triggers Small Business Administration (SBA) affiliation rules, or failing to report a mid-solicitation change in ownership—exposes the firm to immediate FCA liability.

3. Supply-Chain Restrictions and Organizational Conflicts of Interest

As a technical-consulting and software engineering firm transitions into defense contracting, it encounters structural barriers related to supply-chain provenance and competitive fairness. The DoD strictly isolates its supply chain from prohibited foreign adversaries and ensures that firms advising the government do not concurrently hold financial interests in the technologies they evaluate.

3.1 Section 889 and Telecommunications Restrictions

A mandatory component of the SAM.gov representations involves compliance with Section 889 of the John S. McCain National Defense Authorization Act (NDAA) for Fiscal Year 2019\. Implemented via FAR 52.204-24, 52.204-25, and 52.204-26, as well as DFARS 252.204-7016, these statutes prohibit the federal government from procuring, and contractors from using, "covered telecommunications equipment or services" produced by specified Chinese entities (e.g., Huawei, ZTE, Hytera, Hikvision, Dahua) and their affiliates12. The prohibition is twofold. Part A prohibits the government from directly obtaining the equipment. Part B prohibits the government from contracting with an entity that uses covered telecommunications equipment or services as a substantial or essential component of any system, regardless of whether that system is used in performance of a federal contract. A defense software startup must audit its entire internal IT infrastructure—including security cameras, routing equipment, and internal networking gear—to accurately certify compliance under DFARS 252.204-701612. Prime contractors will demand written certification of Section 889 compliance prior to issuing any subcontract.

3.2 Organizational Conflicts of Interest (OCI)

For an organization providing both "technical-consulting" and "software engineering" for autonomous and AI-enabled systems, Organizational Conflicts of Interest (OCI) represent a severe, solicitation-dependent risk. Governed by FAR Subpart 9.5, an OCI arises when a contractor's other activities or relationships render it unable to provide impartial assistance to the government, or give it an unfair competitive advantage. OCIs generally fall into three categories:

1. Biased Ground Rules: If the consulting arm of the organization helps a DoD program office write the specifications or statement of work for a future autonomous system, the software engineering arm is strictly prohibited from bidding on that subsequent procurement.

2. Impaired Objectivity: If the firm is hired to evaluate the AI models or software of various defense contractors, it cannot objectively evaluate its own products or the products of a direct competitor.

3. Unequal Access to Information: If the firm gains access to non-public, proprietary information of other prime contractors during a consulting engagement, it cannot use that information to gain a competitive advantage in a future software engineering bid.

Prime contractors and contracting officers conduct rigorous OCI analyses during due diligence. An AI technical consultancy must be prepared to submit an OCI Mitigation Plan, which may involve establishing strict internal firewalls, executing non-disclosure agreements, or legally separating consulting divisions from product development divisions.

4. The Cybersecurity Regulatory Baseline: DFARS, NIST 800-171, and CMMC

For a software engineering firm developing autonomous and AI-enabled systems, cybersecurity is not an auxiliary IT function; it is a fundamental contractual deliverable. The DoD secures its unclassified supply chain through an interlocking set of DFARS clauses that mandate the protection of Covered Defense Information (CDI) and Federal Contract Information (FCI). Because the target organization currently lacks prior contracts, it must proactively build an architecture compliant with these frameworks before competing for prime or subcontracts.

4.1 DFARS 252.204-7012: The Anchor of Defense Cybersecurity

DFARS 252.204-7012, "Safeguarding Covered Defense Information and Cyber Incident Reporting," has been the foundation of DoD supply chain cybersecurity since its finalization in 201614. The moment a contract or subcontract containing this clause is signed, the requirements become legally binding14. Scope and Implementation: The clause applies to any contractor information system that processes, stores, or transmits CDI, which broadly encompasses Controlled Unclassified Information (CUI), export-controlled data, and technical data14. The contractor must provide "adequate security" by implementing the 110 security controls outlined in National Institute of Standards and Technology (NIST) Special Publication (SP) 800-17118. Cloud Computing Mandates: For an AI-centric software firm, the use of cloud infrastructure is virtually inevitable. DFARS 252.204-7012 introduces a strict requirement: if an external cloud service provider (CSP) is used to store, process, or transmit CDI, the CSP must meet security requirements equivalent to the Federal Risk and Authorization Management Program (FedRAMP) Moderate baseline19. Standard commercial cloud environments, such as commercial Microsoft 365 or standard Google Workspace, do not satisfy this requirement for handling CDI19. A startup must architect its development enclave in environments such as Microsoft 365 Government Community Cloud (GCC), or GCC High if International Traffic in Arms Regulations (ITAR) data is involved19. Failure to isolate CUI within a FedRAMP Moderate-equivalent environment renders the firm non-compliant, regardless of the strength of its local endpoint security19. The 72-Hour Incident Reporting Clock: Perhaps the most operationally demanding component of DFARS 252.204-7012 is the cyber incident reporting mandate. Contractors must rapidly report any cyber incident affecting a covered system or the CDI residing therein to the DoD via the DIBNet portal within exactly 72 hours of discovery14. The 72-hour clock does not begin when a forensic investigation concludes; it begins the moment an anomaly is recognized as a potential incident14. For a software engineering firm developing complex AI models, determining whether training data or source code was exfiltrated within a 3-day window requires a pre-established, highly automated Incident Response Plan (IRP)16. Upon discovery, the firm must submit up to 20 specific data elements to the government, isolate any malicious software for submission to the DoD Cyber Crime Center (DC3), and preserve all system images and packet capture data for at least 90 days to facilitate government damage assessments14.

4.2 DFARS 252.204-7019 and 7020: SPRS Scoring and DIBCAC Audits

Because the original DFARS 252.204-7012 lacked a quantifiable enforcement mechanism beyond self-attestation, the DoD introduced DFARS 252.204-7019 and 252.204-7020 to create an empirical metric for supply-chain risk. The SPRS Score: Under these clauses, contractors must maintain a current NIST SP 800-171 DoD Assessment score in the Supplier Performance Risk System (SPRS)21. The DoD Assessment Methodology evaluates the implementation of the 110 NIST 800-171 requirements on a weighted scale, yielding a score ranging from \-203 (indicating no controls implemented) to 110 (indicating perfect implementation)22. To bid on or receive an award, a contractor must possess at least a "Basic Assessment"—a self-assessment derived directly from the firm's System Security Plan (SSP) and Plan of Action and Milestones (POA\&M)—that is not older than three years21. A missing record is immediately disqualifying, and a deeply negative score signals high risk to prime contractors evaluating bid teams22. DIBCAC Authority: DFARS 252.204-7020 authorizes the Defense Industrial Base Cybersecurity Assessment Center (DIBCAC) to conduct "Medium" and "High" confidence assessments of a contractor's systems21. If DIBCAC audits a firm and finds the self-reported Basic score lacks evidentiary support, DIBCAC will overwrite the SPRS score with a government-verified score22.

4.3 The CMMC Paradox: 2026 Phase 2 Suspension and Affirmation Liability

The Cybersecurity Maturity Model Certification (CMMC) program was designed to transition the DIB from self-attestation to formal third-party verification. The program's foundational rules were codified in Title 32 CFR Part 170 (effective December 2024), which established the three-level architecture and the accreditation ecosystem1. The corresponding acquisition rule, 48 CFR DFARS 252.204-7021, took effect in November 2025, enabling contracting officers to insert CMMC requirements into live solicitations1. The rollout was scheduled across four phases through 2028\. Phase 2, which was slated to begin on November 10, 2026, would have made Level 2 Certified Third-Party Assessment Organization (C3PAO) certifications mandatory for most contracts involving CUI1. However, on July 13, 2026, the DoD abruptly announced the immediate suspension of CMMC Phase 2, freezing future implementation phases pending a 60-day program review by a new CMMC Reform Task Force1. Strategic Implications of the Suspension: The suspension of Phase 2 is a policy pause, not a regulatory repeal2. The 32 CFR Part 170 and DFARS 252.204-7021 rules remain fully in force exactly as written2. Crucially, Phase 1 remains entirely active. During Phase 1—and indefinitely during the Phase 2 suspension—contracting officers require standard Level 1 and Level 2 self-assessments, verified by an annual affirmation of continuous compliance signed by an "affirming official" (typically a senior company executive) and uploaded directly to SPRS1. For a new entrant, this paradigm paradoxically amplifies legal risk. Without the shield of a C3PAO certification to formally validate their architecture, executives are personally attesting to continuous, daily NIST 800-171 compliance1. Under the Department of Justice’s Civil Cyber-Fraud Initiative, misrepresenting an SPRS score or submitting a false annual affirmation to secure a contract constitutes a direct violation of the False Claims Act, carrying treble damages and massive per-claim penalties2. Prime contractors, acutely aware of this flow-down liability, now routinely demand forensic proof of NIST 800-171 compliance—such as SSPs, POA\&Ms, and vulnerability scan logs—during onboarding, essentially conducting proxy-DIBCAC audits before issuing any subcontracts2.

5. Software Assurance, AI Supply Chain, and SBOMs

For an organization developing AI-enabled defense software, traditional network perimeter security is insufficient. The U.S. Government requires deep, continuous transparency into the provenance of the software itself to defend against supply-chain injection attacks.

5.1 Secure Software Development Framework (SSDF) and AI Extensions

NIST SP 800-218, the Secure Software Development Framework (SSDF) Version 1.1, establishes outcome-based practices for mitigating software vulnerabilities33. The framework is organized into four core tenets: Prepare the Organization, Protect the Software, Produce Well-Secured Software, and Respond to Vulnerabilities35. For a firm utilizing artificial intelligence, the standard SSDF is augmented by specific AI practices, tasks, and recommendations36. The operational integrity of AI models relies heavily on the provenance of training data; if training data is poisoned or lacks cryptographic verification, the resultant AI-enabled defense system is compromised. The SSDF requires organizations to configure build processes to increase software security assurance, verify software release integrity, and protect all forms of code from unauthorized access and tampering via cryptographic controls and signed commits35.

5.2 The Attestation Landscape: OMB M-22-18 and the 2026 Policy Shift

Following the SolarWinds breach, Executive Order 14028 mandated the adoption of secure development practices across the federal government. This led to OMB Memoranda M-22-18 and M-23-16, which required federal agencies to collect standardized "Secure Software Development Attestation Forms" (issued by CISA) from software producers37. The CISA form required CEOs or their authorized designees to legally attest to compliance with the SSDF35. However, in a significant regulatory shift in early 2026, the OMB issued a memorandum that radically altered this landscape, rescinding the mandatory nature of M-22-18 and M-23-163. While agencies must still maintain software assurance policies matched to their risk determinations, the use of the standardized CISA attestation form is now entirely optional3. This deregulation increases the due-diligence burden on defense software developers. Instead of completing a single, unified CISA attestation for the entire federal government, the firm must now be prepared for an ad hoc, highly fragmented procurement environment. Individual DoD program offices and prime contractors may demand bespoke security attestations, require independent third-party assessments (3PAO), or establish entirely different validation methods for AI software prior to procurement3.

5.3 Software Bill of Materials (SBOM) Integration

A Software Bill of Materials (SBOM) is a formal, machine-readable inventory of software components, open-source libraries, and dependencies, essential for supply chain transparency38. While the standardized attestation framework was relaxed in 2026, contracting officers retain full authority to demand SBOMs prior to software acceptance3. An AI software startup must integrate automated SBOM generation directly into its CI/CD (Continuous Integration/Continuous Deployment) pipeline. The government expects SBOMs to conform to the National Telecommunications and Information Administration (NTIA) minimum elements and be delivered in standard machine-readable formats such as SPDX (Software Package Data Exchange), CycloneDX, or SWID38.

6. Technical Data Rights and Intellectual Property Protection

For a pre-revenue technology firm, intellectual property (IP)—comprising its algorithms, source code, AI models, and technical drawings—is its primary valuation driver. In DoD contracting, failing to aggressively assert rights over this IP before contract award can result in the irrevocable transfer of commercial rights to the U.S. Government. The rules governing data rights are outlined in DFARS Part 227 and are distinctly bifurcated into technical data and computer software.

6.1 Funding Sources and License Definitions

The government acquires licenses to use technical data and computer software, rather than outright ownership. The level of rights acquired depends entirely on the funding source used to develop the specific technology:

1. Unlimited Rights: The government can use, modify, reproduce, release, and disclose the software or data in any manner and for any purpose, including providing it to direct competitors for future manufacturing. This is the default if development was funded exclusively at government expense42.

2. Government Purpose Rights (GPR): The government can use and disclose the data for government purposes (including competitive procurement) but cannot use it for commercial purposes or authorize others to do so. This applies to technology developed with mixed funding (a combination of government and private funds)42.

3. Limited Rights (Technical Data): The government may use the technical data internally but cannot disclose it outside the government or use it for manufacturing without written permission. This applies to technical data developed exclusively at private expense42.

4. Restricted Rights (Non-Commercial Software): The government's rights are highly restricted; it is generally limited to using the software on one computer or terminal at a time, cannot transfer it without destroying the original, and is prohibited from reverse engineering. This applies to non-commercial software developed exclusively at private expense44.

6.2 Commercial vs. Non-Commercial Computer Software

If the startup's software qualifies as "commercial computer software" (i.e., developed for non-governmental purposes and sold, leased, or licensed to the public), it falls under standard commercial licensing terms, provided those terms fulfill the government's minimum needs44. However, cutting-edge autonomous defense systems often fail to meet the strict "commercial" definition during early R\&D phases. Consequently, DFARS 252.227-7014 (Rights in Other Than Commercial Computer Software) applies, triggering the restrictive rights framework44.

6.3 Pre-Award Assertions (DFARS 252.227-7017)

To protect IP developed at private expense, the startup must submit a formal assertion of rights prior to contract award. DFARS 252.227-7017 ("Identification and Assertion of Use, Release, or Disclosure Restrictions") requires the offeror to list all technical data and computer software that will be delivered with less than unlimited rights, the basis for the assertion (e.g., developed exclusively at private expense), and the asserted rights category47. Failure to list privately developed IP on the 7017 table prior to award effectively grants the government unlimited rights by default47. This is a fatal administrative error for a startup seeking to protect its core algorithms.

6.4 Validation, Challenges, and the OMIT Data Exception (DFARS 252.227-7037)

Even if a company correctly asserts limited or restricted rights and physically marks its deliverables with restrictive legends, the DoD retains the authority to challenge those markings under DFARS 252.227-7037 ("Validation of Asserted Restrictions on Technical Data")49. If challenged, the burden of proof rests entirely on the contractor to produce detailed accounting and engineering records proving that the technology was developed exclusively at private expense49. The contractor generally has 60 days to respond to a challenge notice49. If the contracting officer issues a final decision rejecting the markings, the contractor has 90 days to appeal or file suit, otherwise the government will strike the restrictive markings and distribute the IP49. Furthermore, the government can challenge markings even on commercial data if the data pertains to Operations, Maintenance, Installation, and Training (OMIT). As affirmed by the Armed Services Board of Contract Appeals (ASBCA), the government is statutorily entitled to unrestricted rights in OMIT data, and contractors cannot use commercial proprietary markings to prevent the government from exercising these rights52.

7. Export Controls, Public Disclosure, and Cleared Facilities

Navigating defense contracting requires strict adherence to information flow controls, limiting who can access data, where it can be stored, and how it can be discussed publicly.

7.1 ITAR, EAR, and DDTC Registration

Under DFARS 252.225-7048 ("Export-Controlled Items"), contractors are legally bound to comply with the Export Administration Regulations (EAR) and the International Traffic in Arms Regulations (ITAR)53. Autonomous defense software and AI targeting or navigation algorithms routinely fall under the U.S. Munitions List (USML) governed by ITAR, or highly restricted categories of the Commerce Control List (CCL) under the EAR53. If the software falls under ITAR, the startup is legally required to register with the Directorate of Defense Trade Controls (DDTC), regardless of whether it actually exports the product. The act of "manufacturing" defense articles or offering "defense services" domestically triggers this registration requirement53. Furthermore, ITAR data constitutes Covered Defense Information (CDI), meaning the DFARS 7012 cyber requirements and FedRAMP Moderate cloud mandates apply strictly to its storage14. Prime contractors will require DDTC registration verification before sharing any technical data with a subcontractor.

7.2 The Joint Certification Program (JCP) and DD Form 2345

To bid on defense contracts or collaborate with prime contractors, a firm often needs access to unclassified but restricted military technical data (such as technical drawings or system specifications). Access requires certification under the U.S.-Canada Joint Certification Program (JCP) via DD Form 23459. The JCP is jointly administered by the Defense Logistics Agency (DLA)9. The DLA now requires proof of NIST SP 800-171 compliance (e.g., an active SPRS score) before approving a DD Form 234559. The approved JCP number must be heavily guarded, as it serves as the access key to export-controlled bid packages60.

7.3 Public Disclosure Restrictions (DFARS 252.204-7000)

Startups typically rely on press releases and marketing materials to attract investors and talent. In the defense sector, this conflicts directly with DFARS 252.204-7000 ("Disclosure of Information")62. This clause prohibits contractors from releasing any unclassified information pertaining to the contract to the public without prior written approval from the Contracting Officer62. Requests for disclosure must identify the specific information, the medium, and the purpose, and must be submitted at least 10 business days (formerly 45 days) prior to the planned release63. Unauthorized disclosure via a press release, marketing website, or investor pitch deck constitutes a material breach and can result in contract termination, cure notices, or FCA liability62.

7.4 Facility and Personnel Clearances (FCL/PCL)

Unlike CUI and CDI regulations, which are immediate upon handling sensitive unclassified data, Facility Clearances (FCL) and Personnel Clearances (PCL) are strictly triggered events. A company cannot proactively apply for an FCL. It must be formally sponsored by a government contracting activity or a cleared prime contractor via a DD Form 254 (Contract Security Classification Specification). If the autonomous systems require access to Secret or Top Secret environments, the DD Form 254 dictates the operational boundaries of that classified work. Once sponsored, the firm must interact with the Defense Counterintelligence and Security Agency (DCSA) to establish an Insider Threat Program, appoint a Facility Security Officer (FSO), and undergo rigorous FOCI reviews under the National Industrial Security Program Operating Manual (NISPOM).

8. Prime-Contractor Onboarding, Insurance, and Business Systems

A pre-revenue startup will almost certainly enter the DIB as a subcontractor to a Tier-1 prime (e.g., Lockheed Martin, Northrop Grumman, Raytheon). Primes face immense liability for supply-chain failures and push stringent due-diligence demands down to their subcontractors.

8.1 Subcontractor Flow-Downs and Cybersecurity Questionnaires

Prime contractors are legally obligated to flow down mandatory FAR and DFARS clauses to lower-tier subcontractors14. DFARS 252.204-7012, 7019, 7020, and 7021 all mandate that prime contractors ensure their subcontractors comply with NIST 800-171 and CMMC requirements before sharing CUI16. During due diligence, primes will execute comprehensive Supplier Cybersecurity Questionnaires. The startup must be prepared to hand over its SPRS score, attest to its CAGE code alignment, verify its cloud architecture, and sign binding agreements that it will rapidly report any cyber incident to both the DoD (via DIBNet) and the prime contractor16.

8.2 Insurance Coverages

Prime contractors aggressively mitigate their supply-chain risk through mandatory insurance covenants in the subcontracting agreement. A software engineering firm handling CUI and developing critical AI systems will be required to carry specific limits of Errors & Omissions (E\&O) and Cyber Liability Insurance65. Typical limits range from $1M to $5M per claim for standard civilian work, but defense IT and software contracts frequently command cyber liability limits of $5M to $10M. This insurance must cover data breach responses, network extortion (ransomware), and third-party liabilities stemming from software failure65.

8.3 Business Systems, DCAA Accounting, and Invoicing

While not immediately applicable to Fixed-Price commercial contracts, if the firm engages in Cost-Reimbursable R\&D contracts (such as an SBIR Phase II award), it triggers Defense Contract Audit Agency (DCAA) requirements for an approved accounting system under DFARS 252.242-7006. The accounting software must segregate direct versus indirect costs and track labor by project. Invoicing to the DoD is handled electronically via the Procurement Integrated Enterprise Environment (PIEE) and the Wide Area Workflow (WAWF) application. Accessing WAWF requires the firm's CAGE code and banking details verified through the SAM.gov EFT indicator4.

9. Comprehensive Due-Diligence Checklist

The following checklist categorizes the evidentiary demands a government program office or prime contractor will request from an autonomous systems and AI software developer during due diligence.

Category 1: Legally Required for Baseline Entry (Must possess to bid/register)

Category 2: Solicitation-Dependent / Data-Triggered (Applies if handling CUI/CDI)

Category 3: IP, Software Assurance, and Prime-Specific (Negotiated / Proven pre-award)

Category 4: Not Applicable Until Triggered (Do not attempt proactively)

10. Conclusion

For a small, pre-revenue software engineering firm entering the 2026 defense market, technical superiority in artificial intelligence and autonomous systems is entirely insufficient to secure prime or subcontracts. The U.S. government views the defense supply chain holistically, treating cybersecurity, corporate ownership transparency, and software provenance as critical mission requirements rather than administrative afterthoughts. The immediate priorities for the organization must be establishing its SAM.gov foundational identity, performing a rigorous, evidence-based NIST SP 800-171 self-assessment to generate a valid SPRS score, aggressively securing its IP via DFARS 252.227-7017 assertions prior to any award, and architecting its development enclaves within FedRAMP Moderate-equivalent cloud environments. The volatility of the 2026 regulatory environment—characterized by the suspension of CMMC Phase 2 and the rollback of the mandatory CISA software attestation form—creates a deceptive appearance of deregulation. In reality, these shifts place immense pressure on corporate executives to self-certify compliance through SPRS, agency-specific software attestations, and prime-contractor flow-downs. Falsely certifying this compliance exposes the company to severe False Claims Act liability. By systematically addressing the requirements outlined in the due-diligence checklist, the organization can transform regulatory compliance from a barrier to entry into a competitive discriminator, positioning itself as a secure, trusted, and legally robust partner for both DoD program offices and Tier-1 prime contractors.

Works cited

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21. 252.204-7020 NIST SP 800-171DoD Assessment Requirements., https://www.acquisition.gov/dfars/252.204-7020-nist-sp-800-171dod-assessment-requirements.

22. SPRS Scores Explained: What Primes Are Actually Looking At, https://vso-inc.com/sprs-scores-explained-what-primes-look-at/

23. What Is an SPRS Score? The Supplier Performance Risk System, https://www.exostar.com/blog/cmmc-compliance/what-is-a-sprs-score-understanding-your-sprs-score-and-its-importance-for-dod-contractors/

24. NIST 800-171 Assessment: Complete Guide \[2026\] \- Isora GRC, https://www.saltycloud.com/blog/nist-800-171-assessment/

25. 48 CFR § 252.204-7020 \- NIST SP 800-171 DoD Assessment, https://www.law.cornell.edu/cfr/text/48/252.204-7020

26. Defense Industrial Base Cybersecurity Assessment Center (DIBCAC), https://www.dcma.mil/DIBCAC/

27. DIBCAC (Defense Industrial Base Cybersecurity Assessment Center), https://secureframe.com/glossary/dibcac

28. CMMC Final Rule Basics: What You Need to Know \- C3, https://c3isit.com/resources/cmmc-rule-basics-what-you-need-to-know/

29. 32 CFR Part 170 \-- Cybersecurity Maturity Model Certification, https://www.ecfr.gov/current/title-32/subtitle-A/chapter-I/subchapter-G/part-170

30. The CMMC Final Rule to Update the DFARS is Here\! | Sheppard, https://www.sheppard.com/insights/blogs/dont-fall-behind-the-cmmc-final-rule-to-update-the-dfars-is-here

31. When Do I Need to be CMMC Compliant? \- Summit 7, https://summit7.us/blog/cmmc-compliance-deadline

32. 252.204-7021 Contractor Compliance With the Cybersecurity, https://www.acquisition.gov/dfars/252.204-7021-contractor-compliance-cybersecurity-maturity-model-certification-level-requirements.

33. NIST SP 800-218, Secure Software Development Framework V1.1, https://www.cisa.gov/resources-tools/resources/nist-sp-800-218-secure-software-development-framework-v11-recommendations-mitigating-risk-software

34. Secure Software Development Attestation Form \- CISA, https://www.cisa.gov/resources-tools/resources/secure-software-development-attestation-form

35. NIST SP 800-218 (SSDF) \- Keyfactor, https://www.keyfactor.com/compliance-hub/nist-sp-800-218-ssdf/

36. Secure Software Development Framework (SSDF) \- NIST CSRC, https://csrc.nist.gov/projects/ssdf

37. Secure Software Development Attestation Form \- CISA, https://www.cisa.gov/secure-software-attestation-form

38. Secure Software Development Attestation Form \- Interlynk, https://www.interlynk.io/resources/secure-software-development-attestation-form

39. Executive Order 14028 and SBOMs: what software vendors must know, https://getsecureslate.com/blog/executive-order-14028-sbom

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41. CISA Self-Attestation Form Clarifies Secure Software Requirements, https://www.mcdermottlaw.com/insights/cisa-self-attestation-form-brings-clarity-to-pending-secure-software-requirements-for-government-contractors/

42. 252.227-7013 Rights in Technical Data—Other Than Commercial, https://www.acquisition.gov/dfars/252.227-7013-rights-technical-data%E2%80%94other-commercial-products-and-commercial-services.

43. 48 CFR § 252.227-7013 \- Other Than Commercial Products and, https://www.law.cornell.edu/cfr/text/48/252.227-7013

44. DFARS 252.227-7014 Rights in Other Than Commercial Computer, https://farclause.com/FARregulation/Clause/DFARS252.227-7014\_Basic-rights-in-other-than-commercial-computer-sof

45. 252.227-7014 Rights in Other Than Commercial Computer Software, https://www.acquisition.gov/dfars/252.227-7014-rights-other-commercial-computer-software-and-other-commercial-computer-software-documentation.

46. 252.227-7018 Rights in Other Than Commercial Technical Data and, https://www.acquisition.gov/dfars/252.227-7018-rights-other-commercial-technical-data-and-computer-software%E2%80%94small-business-innovation-research-program-and-small-business-technology-transfer-program.

47. Defense Acquisition Regulations System, DoD 252.227–7017, https://www.govinfo.gov/link/cfr/48/252?link-type=pdf§ionnum=227-7017\&year=mostrecent

48. 48 CFR 252.227-7017 \-- Identification and Assertion of Use ... \- eCFR, https://www.ecfr.gov/current/title-48/chapter-2/subchapter-H/part-252/subpart-252.2/section-252.227-7017

49. 48 CFR § 252.227-7037 \- Validation of Asserted Restrictions on, https://www.law.cornell.edu/cfr/text/48/252.227-7037

50. 252.227-7037 Validation of Asserted Restrictions on Technical Data., https://www.acquisition.gov/dfars/252.227-7037-validation-asserted-restrictions-technical-data.

51. Department of Defense 252.227–7037 \- GovInfo, https://www.govinfo.gov/content/pkg/CFR-2001-title48-vol3/pdf/CFR-2001-title48-vol3-sec252-227-7037.pdf

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53. 48 CFR § 252.225-7048 \- Export-Controlled Items. \- Law.Cornell.Edu, https://www.law.cornell.edu/cfr/text/48/252.225-7048

54. 252.225-7048 Export-Controlled Items. \- DFARS \- Acquisition.GOV, https://www.acquisition.gov/dfars/252.225-7048-export-controlled-items.

55. Joint Certification Number (DD Form 2345), https://exportcontrols.msu.edu/joint-certification-number-dd-form-2345

56. Joint Certification Program (JCP) \- Defense Logistics Agency, https://www.dla.mil/logistics-operations/services/joint-certification-program/

57. Attending a Joint Certification Program (JCP) Controlled Conference, https://research-compliance.umich.edu/sites/default/files/dd2345\_information\_usage\_form.pdf

58. TYPE OF SUBMISSION Block 2 – Page 3 ENTITY OR INDIVIDUAL, https://www.cwmdconsortium.org/wp-content/uploads/2019/04/DD-Form-2345-Instructions-08-May-2018.pdf

59. Joint Certification Program (JCP) | Complete DD 2345 with PreVeil, https://www.preveil.com/blog/joint-certification-program-dd-2345/

60. United States/Canada Joint Certification Program (JCP), https://dodprocurementtoolbox.com/cms/sites/default/files/resources/2021-07/JCP%20Information%20July2021%20%281%29%20%282%29.pdf

61. dd form 2345 militarily critical technical data agreement table of, https://www.mstic.org/wp-content/uploads/2021/11/DD-Form-2345-Instructions-Aug-2021.pdf

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63. 252.204-7000 Disclosure of Information. \- DFARS \- Acquisition.GOV, https://www.acquisition.gov/dfars/252.204-7000-disclosure-information.

64. 252.204-7000 Disclosure of Information., https://www.acq.osd.mil/dpap/dars/dfars/html/r20121212/252204.htm

65. Government contractor insurance requirements decoded, https://www.riskreconnaissance.com/government-contractor-insurance-requirements/