Corporate Banking × Risk — International / Multilateral · Last updated 11 Jun 2026 · Hallucination Register

Finding#1, Fabricated >50% threshold for pre-emptive 'sufficient set'

RLB Citation ID: RLB-F-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003

AI's failure:Exposed Fabrication Risk for Corporate Banking × Risk:Wrong deliverable

What the RLB Specialist Panel found

Finding#1, Fabricated >50% threshold for pre-emptive 'sufficient set'

Citation ID: RLB-F-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003
AI's failure: AI confidently answered incorrectly; when challenged, it admitted it didn't really know, right or wrong
Risk for Risk at Corporate Banking: Risk appetite statement, ICAAP, or operational-risk return rests on a misstated rule
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Impact for Risk Teams in Corporate Banking Sector in international jurisdictions working with the Guidance Note on the Financing Assurances and Sovereign Arrears Policies and the Fund's Role in Debt Restructurings (2024)

A Finance Minister briefing note prepared with this AI answer would embed a non-existent '>50 percent of total bilateral financing contributions' threshold as the operative IMF programme-viability test for pre-emptive restructuring. Any credit committee paper or country-risk model parameter sourced from that briefing would misstate the Fund's actual standard, causing the bank to misprice the probability of IMF programme success, and therefore the backstop value of Fund disbursements, in sovereign exposure assessments.

If the bank provides advisory services to the sovereign or its creditors, an internal policy document citing this fabricated threshold creates reputational and legal exposure if the advice is later scrutinised against the actual 2024 guidance.

References — raw findings (per AI model)

RLB-H-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003-Opus47 Claude Opus 4.7 (web search on)

This finding also affects

Next finding → Finding#2, Repeated fabrication of three-part creditor coverage rule

Cite this finding

Each finding has a stable Citation ID (RLB-F-… for aggregated case-study findings, RLB-H-… for raw per-model hallucinations) — like a DOI, the ID always resolves to the canonical finding even if URLs change.

RLB Citation ID: RLB-F-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003

Plain text Download

RegLeg Specialist Panel (2026). "Finding#1, Fabricated >50% threshold for pre-emptive 'sufficient set' — Corporate Banking × Risk — International / Multilateral." Citation ID: RLB-F-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003. RegLegBrief AI Hallucination Research, published 2026-06-11. https://reglegbrief.com/regulators/j1/int/IMF-ELIB/IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024/sectors/corporate_banking/risk/finding/INT-IMF-ELIB-INT-001-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-v1-003/

APA 7th edition Download

RegLeg Specialist Panel. (2026). Finding#1, Fabricated >50% threshold for pre-emptive 'sufficient set' [Hallucination finding RLB-F-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003]. RegLegBrief AI Hallucination Research. https://reglegbrief.com/regulators/j1/int/IMF-ELIB/IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024/sectors/corporate_banking/risk/finding/INT-IMF-ELIB-INT-001-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-v1-003/

Bluebook / OSCOLA (US + UK legal) Download

RegLeg Specialist Panel, Finding#1, Fabricated >50% threshold for pre-emptive 'sufficient set' [RLB-F-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003], RegLegBrief AI Hallucination Research (June 11, 2026), https://reglegbrief.com/regulators/j1/int/IMF-ELIB/IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024/sectors/corporate_banking/risk/finding/INT-IMF-ELIB-INT-001-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-v1-003/.

BibTeX Download

@misc{reglegbrief_RLB_F_INT_IMF_IMF_GUIDANCE_FINANCING_ASSURANCES_SOVEREIGN_ARREARS_2024_Q003,
  author    = {RegLeg Specialist Panel},
  title     = {Finding#1, Fabricated >50% threshold for pre-emptive 'sufficient set'},
  year      = {2026},
  publisher = {RegLegBrief AI Hallucination Research},
  note      = {Hallucination finding Citation ID: RLB-F-INT-IMF-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-Q003},
  url       = {https://reglegbrief.com/regulators/j1/int/IMF-ELIB/IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024/sectors/corporate_banking/risk/finding/INT-IMF-ELIB-INT-001-IMF-GUIDANCE-FINANCING-ASSURANCES-SOVEREIGN-ARREARS-2024-v1-003/}
}

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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.