AI Hallucination ResearchFindings by audienceSectorsUnited StatesInvestment BankingCompliance › Revisions to Business Conduct and Swap Documentation Requirements for Swap Dealers and Major Swap Participants
Investment Banking × Compliance — United States · Last updated 11 Jun 2026 · methodology v2.3 · Hallucination Register
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AI Hallucination on Revisions to Business Conduct and Swap Documentation Requirements for Swap Dealers and Major Swap Participants for Compliance teams at Investment Banking firms in the United States

Compliance teams at Investment Banking firms operating swap dealer franchises under the December 2025 CFTC final rule are increasingly using AI to update written supervisory procedures on the External Business Conduct Standards, generate trade-monitoring rule-update bulletins for the rates, credit, and FX derivatives desks, validate threshold language and venue-scope claims for ITBC swap counterparty disclosure, and prepare CCO briefings on the §§ 23.431 and 23.434 amendments. The same tools are used to map staff no-action letters and the January 2026 correction notice into standing policy text ahead of CFTC examination cycles.

Two frontier AI models tested by the RLB Specialist Panel on the workflows investment-banking compliance officers actually use AI for on the December 2025 CFTC final rule on swap dealer business conduct and documentation produced three discrete hallucinations bound to verbatim regulator-issued source text. The Panel records two distinct failure classes, Exposed Fabrication and Inference Drift across the set. Questions are prepared by the RLB Specialist Panel based on real practical AI usage in the workflows investment-banking compliance officers use AI for. The Panel binds each AI finding to verbatim regulator-issued source text held as primary substrate.

For Compliance teams at Investment Banking firms, each hallucination has a direct read-through into the written supervisory procedure, compliance attestation, counterparty communication template, or audit walkthrough narrative on swap dealer business conduct. The Panel's testing surfaces the January 2026 correction notice and the identity of the restored appendix, CFTC Staff Letter 25-49's trading venue scope, misidentified as US SEFs and DCMs rather than eligible UK trading venues, and the PTMMM elimination scope, overstated to include cleared CDS where the prior provision had never applied to cleared swaps.

Where these errors flow into a deliverable, the exposure is CFTC examination findings, remediation across desk-level procedures and training materials, and supervisory exposure on a multi-product swap dealer book where documentation gaps cascade into desk-level execution practice.

The Specialist Panel records the citation IDs as follows: RLB-H-US-CFTC-SWAP-DEALER-BUSINESS-CONDUCT-DOCUMENTATION-2025-Q002-Opus47 (Claude Opus 4.7 (web search on), Inference Drift); RLB-H-US-CFTC-SWAP-DEALER-BUSINESS-CONDUCT-DOCUMENTATION-2025-Q003-Opus47 (Claude Opus 4.7 (web search on), Exposed Fabrication); RLB-H-US-CFTC-SWAP-DEALER-BUSINESS-CONDUCT-DOCUMENTATION-2025-Q004-Opus47 (Claude Opus 4.7 (web search on), Exposed Fabrication). Each citation links to the verbatim regulator-issued source text, the tested AI question, and the recorded AI response, so the Panel's assessment is traceable end to end. The full audit is published at the the CFTC swap dealer business conduct and documentation hub on RegLegBrief.com.

This is the consolidated view of findings. Click the Citation IDs or 'see details →' on any item for the full details for each finding.

  1. January 2026 correction: which appendix was restored
    RLB-F-US-CFTC-SWAP-DEALER-BUSINESS-CONDUCT-DOCUMENTATION-2025-Q002

    AI tools we tested identified that a January 2026 correction notice restored a previously inadvertently removed appendix, but omitted the specific identity, Appendix A to Subpart H, titled 'Guidance on the Application of §§23.434 and 23.440 for Swap Dealers That Make Recommendations to Counterparties or Special Entities,' which has been in effect since 2012. For a Compliance team updating written supervisory procedures or training materials on special entity obligations, citing the correction without pinning the appendix identity leaves the guidance authority unverified.

    In a CFTC examination of business conduct controls, an inability to accurately trace the guidance applicable to §§23.434 and 23.440 recommendations, including which version of the appendix was operative at each point, is a credible documentation gap.

    see details →
  2. Staff Letter 25-49: UK trading venue scope misidentified as US SEF/DCM
    RLB-F-US-CFTC-SWAP-DEALER-BUSINESS-CONDUCT-DOCUMENTATION-2025-Q003

    AI tools we tested described CFTC Staff Letter 25-49 as covering ITBC swaps on U.S. SEFs and DCMs, directly contradicting the letter's actual scope, which is limited to Eligible UK Trading Venues authorised by the FCA. When challenged, the AI retracted its answer and acknowledged the error.

    For a Compliance team advising a rates or credit desk on whether execution through a UK MTF or OTF qualifies for the letter's relief, an AI answer that maps the relief onto U.S. venues is operationally backwards: it fails to extend relief the firm actually qualifies for, while simultaneously suggesting relief applies to venues outside the letter's scope. The CFTC's examination posture on cross-border swap execution compliance is well-established; a Compliance memo based on the AI's initial characterisation would be incorrect on its face.

    see details →
  3. PTMMM elimination: AI overclaimed removal across all swap types
    RLB-F-US-CFTC-SWAP-DEALER-BUSINESS-CONDUCT-DOCUMENTATION-2025-Q004

    AI tools we tested interpreted 'eliminated in its entirety' to mean PTMMM disclosure no longer applies to any swap type under §23.431, including cleared CDS. In fact, the December 2025 final rule deleted the §23.431(a)(3) container provision and moved price and compensation disclosure obligations into adjacent paragraphs; cleared swaps were already outside PTMMM's scope before the amendment. A Compliance team drafting updated disclosure procedures for a multi-product swap desk that runs both uncleared and cleared products needs to preserve disclosure obligations for the uncleared book precisely.

    An AI-generated overclaim of the PTMMM elimination embedded in Compliance policy documentation creates a control gap that regulators and internal audit can both identify, and that trading desk reliance on that documentation would then propagate into live execution.

    see details →

Every finding on this page compares an AI subject's account of the rule against the regulator's verbatim text from the regulator's own portal. Both are linked. Each delta, its root causes, and impact analysis are documented and published with immutable Citation IDs.