FMAE for CFOs
Executive Summary
Key Takeaways
- ✓ CFOs are accountable for the reliability of financial models used across their finance function, but most finance functions lack systematic model review capability.
- ✓ FMAE provides deterministic structural audit at scale, producing documented findings that support model governance obligations.
- ✓ Use cases span investment committee preparation, board reporting, lender compliance, M&A model assessment, and ongoing model governance.
- ✓ FMAE integrates into the model lifecycle as a quality gate before models are used for material decisions.
- ✓ It does not replace CFO judgement on commercial assumptions or strategic context — it creates a documented structural foundation for those judgements.
The Problem CFOs Face¶
A CFO's finance function runs on financial models. Investment appraisals, debt capacity analyses, refinancing scenarios, board reporting, covenant compliance calculations, cash flow forecasts — each of these depends on a spreadsheet or model that was built by someone in the team, typically under time pressure, usually without independent review.
The CFO is accountable for the quality of these outputs. When the investment committee approves a transaction on the basis of a financial model, the CFO has typically represented — implicitly or explicitly — that the model is reliable. When a board receives financial projections, those projections come from models that the CFO's team has built and run.
The practical reality is that most finance functions have no systematic way of verifying that their models are structurally correct. Model review, where it happens at all, is informal — a colleague checking another colleague's work. This is not independent validation. It catches obvious errors but misses the kind of systematic structural errors — an incorrect formula consistently applied across 30 years of projections, a DSCR denominator that excludes fees, a sensitivity table disconnected from the model's inputs — that are invisible to visual inspection but material to the outputs.
The risk this creates is real. Capital committed on the basis of a model with a structural error is capital committed on wrong numbers. A covenant compliance certificate calculated from a model with an incorrect DSCR formula is a potentially incorrect compliance certificate. The downstream consequences of undetected model errors are not theoretical.
What CFOs Need¶
A CFO overseeing a finance function that relies on financial models needs:
- A way to systematically verify that models used for material decisions are structurally sound, without requiring every model to go through a time-consuming manual audit
- A defensible record that model quality was assessed before models were used for investment committee presentations, board reporting, or lender compliance
- A framework for prioritising model oversight — focusing rigorous review on the highest-risk models, not treating every spreadsheet identically
- Assurance that model updates and revisions have not introduced structural errors into previously verified models
Note: Specific regulatory requirements for model governance vary by jurisdiction and institution type. CFOs in regulated industries should refer to applicable regulatory guidance.
How FMAE Addresses CFO Needs¶
FMAE gives the CFO's finance function the capability to systematically audit financial models as part of their standard operating process, not as an exception event.
Systematic coverage at scale. A finance function with 20 or 50 active financial models cannot commission a formal external audit for every model. FMAE allows the team to run systematic structural checks across their model portfolio — flagging models with material structural issues and directing deeper review to where it is needed.
Documented findings for governance purposes. FMAE produces a written findings report for every model reviewed. This report is retained as evidence that the model was reviewed before being used for a material decision. The CFO has a documented record — model version, review date, findings, and resolution — that supports their governance obligations.
Model risk prioritisation. FMAE findings can be used to prioritise the finance function's model governance effort. Models with significant structural findings are escalated for deeper review or correction. Models with clean FMAE outputs can proceed with lower oversight. This proportionality makes governance practical rather than theoretical.
Pre-submission quality assurance. Before any model is submitted to an investment committee, board, or lender, FMAE can be run as a final quality gate. The FMAE review confirms that the model is structurally sound before it leaves the finance function. This reduces the risk of a material error being discovered by the recipient — which is a significantly worse outcome than discovering it internally.
Post-update verification. When a financial model is updated — assumptions revised, new periods added, structure changed — FMAE can be re-run to confirm that the update has not introduced structural errors. Models that have been through multiple rounds of revision are particularly prone to accumulated structural degradation.
Typical CFO Use Cases¶
Investment committee preparation: Before a financial model is presented to the investment committee for a capital allocation decision, the CFO's team runs FMAE to verify structural integrity. Critical findings are resolved before the presentation. The committee receives a model that has been systematically reviewed.
Board financial reporting: Models used to generate board financial projections or cash flow forecasts are run through FMAE on a periodic basis. Structural changes since the last review are identified and assessed. The CFO can represent to the board that the models underpinning the reports have been reviewed.
Lender covenant compliance: Models used to calculate DSCR, LLCR, and other covenant metrics for periodic compliance certificates are verified by FMAE. The CFO's team confirms that the covenant calculations are correct before submitting to lenders. An incorrect compliance certificate resulting from a model error is avoidable.
Finance function model governance: As part of the finance function's model governance framework, FMAE is integrated into the model lifecycle: new models are reviewed before use; updated models are re-reviewed before the update is approved; models in the inventory are periodically re-reviewed based on their risk tier.
M&A model assessment: When the finance function receives a financial model from a target company or from advisers as part of an M&A transaction, FMAE is used to rapidly assess the structural integrity of the model before the team's commercial analysis begins. Structural errors identified early prevent the finance team from building analysis on a structurally unreliable foundation.
The Governance Value¶
Model governance is increasingly a CFO responsibility, not just a technical team responsibility. Finance functions that cannot demonstrate systematic model oversight face:
- Increased scrutiny from internal audit and external auditors
- Governance questions from boards and audit committees about the reliability of financial reporting
- Potential reputation risk if a material model error reaches an investment committee, a lender, or a regulator before the finance function
FMAE does not create a governance framework — that is the CFO's responsibility to design and implement. But it provides the systematic model review capability that makes a governance framework operational. A governance framework without a review mechanism is a policy document; a governance framework with FMAE is an operational control.
What FMAE Does Not Cover¶
FMAE performs structural audit. It does not:
- Assess whether assumptions are commercially reasonable or market-consistent
- Provide strategic advice on capital allocation or transaction structuring
- Serve as tax or legal advice
- Confirm that the model is appropriate for its intended purpose (this requires assessment of the model's design, not just its implementation)
- Replace the CFO's professional judgement on the outputs
The CFO's role in interpreting and acting on FMAE findings requires the same professional judgement that underpins any model governance decision. FMAE provides documented evidence of structural review; the CFO provides the context, commercial assessment, and decision-making that the evidence supports.
Continue Reading¶
Prerequisites¶
- What Is Financial Model Governance? — the parent pillar
Related Pillars¶
Related Glossary¶
How OXXON tests thisRun a free structural check with FMAE
Frequently Asked Questions
How does FMAE fit into an existing model governance framework?
FMAE provides the systematic review capability within the governance framework. The framework defines when models are reviewed (at what lifecycle stages, on what schedule), who reviews them, and what happens with findings. FMAE executes the structural review that the framework requires. It does not define the framework itself — that is a governance design decision for the CFO and risk function.
Can FMAE be used to satisfy internal audit requirements for model review?
This depends on the specific requirements set by the internal audit function. FMAE produces a documented findings report that can be retained as evidence of model review. Whether this satisfies specific internal audit requirements depends on what those requirements specify. CFOs should work with their internal audit function to confirm whether and how FMAE output fits into the audit evidence requirements for model governance.
Does FMAE work with models built in tools other than Excel?
Confirm the current model compatibility through the FMAE product documentation. Excel-based models are the primary target of the current platform, reflecting the predominance of Excel in institutional financial modelling.
How often should models be reviewed?
Review frequency should be driven by the model's risk tier and the frequency of material changes. High-tier models used for ongoing decision-making (covenant compliance, investment committee reporting) warrant more frequent review than low-tier operational tools. The CFO's model governance framework should define review schedules by tier. See Model Tiering.
Related Articles
What Is Financial Model Governance?
Financial model governance is the set of policies, roles, and controls an organisation puts in place to manage the risk that comes from relying on financial models for material decisions. It is the organisational layer that sits above any individual financial model audit: governance determines when a model gets audited, who owns that decision, how versions are tracked, and what happens to findings once they exist. Most published governance content online is written for large, tier one banks operating under formal regulatory regimes. A private equity firm, a family office, or a mid market corporate finance team rarely has that scale of infrastructure, and does not need it, but still carries real exposure if no governance exists at all. This page defines governance at the level that actually applies to most organisations relying on Excel models, not just the largest ones.
Model Governance
Model governance is the organisational framework through which an institution defines, implements, and enforces policies and controls for the development, approval, use, validation, change, and retirement of financial models. It establishes accountability for model quality, a structured process for model oversight, and a documented record of model use and validation history. Effective model governance ensures that decisions made using financial models are based on outputs that have been developed to an appropriate standard, validated by a party independent of the developer, and used within the bounds for which they were designed.
What Is Model Risk?
Model risk is the risk that a decision is wrong not because the underlying business or investment case was flawed, but because the model used to evaluate it was. It is a distinct category of risk from market risk, credit risk, or operational risk, and it applies to any organisation that relies on a financial model, spreadsheet or otherwise, to support a material decision. Most published model risk content addresses statistical and regulatory capital models used inside banks. This page defines model risk specifically as it applies to Excel based financial models, the kind used every day for investment decisions, lending, and transaction evaluation, which is a related but distinct problem from the quantitative model risk literature most search results return.
Model Inventory
A model inventory (also referred to as a model register or model catalogue) is a centralised, maintained register of all financial models in active use within an organisation. It records, for each model, the information required to govern it effectively: its purpose, owner, developer, validation status, approved use cases, material limitations, and review schedule. The model inventory is the foundational document of a model governance framework. Without a complete inventory, an organisation cannot systematically apply governance controls, cannot assess its aggregate model risk exposure, and cannot demonstrate oversight to investors, lenders, or regulators.
Model Tiering
Model tiering is the process of classifying financial models into risk-based categories — tiers — that determine the level of governance oversight, validation rigour, documentation standards, and review frequency applied to each model. Higher-tier models, which are more complex, more material to decision-making, or more difficult to verify, receive more intensive governance than lower-tier models. Model tiering allows organisations to apply governance resources proportionately. Without tiering, an organisation must either apply heavy governance to every model (impractical) or apply light governance to every model (insufficient for high-risk models). Tiering resolves this by concentrating oversight where it matters most.
Model Validation
Model validation is the structured, independent process of assessing whether a financial model is conceptually sound, mathematically correct, implemented as intended, and fit for its approved purpose. It is conducted by a reviewer who is independent of the model's developer and produces a documented assessment of the model's strengths, limitations, and any findings requiring remediation. Model validation is a component of model governance. The governance framework defines when validation is required, who conducts it, and what the validation must assess. The validation itself is the technical execution of that requirement.
Model Audit Certificate
A model audit certificate (also referred to as a model audit report or model assurance certificate) is a formal written document issued by an independent auditor or model review firm confirming that a financial model has been independently reviewed, describing the scope of the review, identifying findings, and providing a level of assurance about the model's arithmetical accuracy and internal consistency. In project finance, a model audit certificate is typically a condition precedent (CP) to financial close, meaning that lenders will not fund the first drawdown until the certificate has been delivered by an approved independent reviewer.