Category: Investigations and Resolutions

Internal Investigation

Simply put

An internal investigation is a formal inquiry that an organization conducts itself, usually in response to allegations or suspicions of wrongdoing, to find out whether an employee, agent, or third party has broken the organization's own policies, applicable laws, or regulations. It gathers facts so the organization can decide how to respond. The scope and formality of the process vary depending on the nature of the allegation and the organization involved.

Formal definition

An internal investigation is a formal, organization-led inquiry undertaken to determine whether misconduct has occurred that violates internal policies, applicable laws, or regulations, typically triggered by a complaint, allegation, or suspicion of wrongdoing by an employee, agent, or third party. Such investigations are generally conducted by trained internal personnel or external advisers and follow a defined process of fact-finding intended to establish what occurred and inform the organization's remedial, disciplinary, or reporting decisions. The specific procedures, standards, and legal considerations (including matters such as privilege and reporting obligations) depend on the facts, jurisdiction, sector, and entity type, and are not addressed in the evidence provided here. This entry is educational and not legal, audit, or compliance advice.

Why it matters

Internal investigations sit at the heart of how an organization responds to potential misconduct, and the quality of that response can shape legal exposure, regulatory relationships, and internal culture. When an allegation surfaces, the organization must establish what actually happened before it can make defensible decisions about discipline, remediation, or external reporting. A rigorous, well-documented inquiry gives management and the board a factual basis on which to act; a rushed or poorly structured one can compound the original problem by undermining confidence in the outcome.

Investigations also carry their own risks. The way an inquiry is scoped and conducted can affect matters such as legal privilege and the organization's reporting obligations, though those considerations depend heavily on the facts, jurisdiction, sector, and entity type and are beyond the scope of this entry. Because the process typically informs disciplinary, remedial, or reporting decisions, errors in fact-finding can propagate into every downstream choice the organization makes.

For governance and compliance functions, a credible investigation capability signals that the organization takes allegations seriously and applies its policies consistently. This entry is educational and not legal, audit, or compliance advice, and the appropriate approach in any given case turns on professional judgment and the specific circumstances.

Who it's relevant to

Chief Compliance Officers

Compliance functions often own or coordinate internal investigations arising from allegations of policy, legal, or regulatory violations. They are concerned with ensuring the fact-finding process is consistent, defensible, and capable of informing remedial and reporting decisions, while recognizing that the specific procedures and reporting obligations depend on the facts, jurisdiction, and entity type.

General Counsel and Legal Teams

Legal advisers are frequently involved in scoping investigations and in navigating considerations such as legal privilege and reporting obligations. Because these matters vary by jurisdiction and circumstance and are not addressed in this entry, legal input is typically central to how an inquiry is structured and documented.

Human Resources and Employee Relations

Employment-related internal investigations are generally conducted by trained professionals in response to a complaint by an employee. HR functions are relevant where allegations concern workplace conduct and where the outcome may inform disciplinary decisions.

Internal Audit and Assurance Functions

Assurance functions may support fact-finding or evaluate whether investigation processes operate as intended. Their role is distinct from management's ownership of the investigation itself, and the boundaries depend on the organization's structure and the nature of the allegation.

Boards and Audit or Risk Committees

Boards and their committees exercise oversight of how the organization responds to serious allegations, particularly where matters implicate senior management or carry significant legal or reputational consequences. This oversight role is distinct from the operational conduct of the investigation, which typically sits with management or external advisers.

Inside Internal Investigation

Scope and Mandate

A defined statement of what the investigation will examine, typically including the allegations or issues at hand, the time period, the individuals or business units involved, and any boundaries on the inquiry. The mandate generally identifies who authorized the investigation and to whom the findings will be reported.

Governance and Oversight

The structure determining who directs and supervises the investigation. Depending on the sensitivity and subject matter, oversight may sit with management, the general counsel, a board committee such as the audit committee, or a special committee. Where senior management or directors are implicated, oversight typically escalates to an independent body to preserve objectivity.

Legal Privilege Considerations

Consideration of whether communications and work product may be protected by attorney-client privilege or work product doctrine, which generally depends on jurisdiction, who directs the investigation, and its purpose. Privilege protection is not automatic and can be waived; its availability varies and should be assessed with qualified legal counsel.

Evidence Collection and Preservation

Processes for identifying, gathering, and safeguarding relevant documents, electronic data, and other materials, including issuing litigation or legal holds to prevent destruction. Maintaining a defensible chain of custody is generally important to the integrity and admissibility of findings.

Interviews

Structured discussions with relevant personnel and witnesses to gather facts. Practice generally includes appropriate advisories regarding the interviewee's rights and the interests being represented, recognizing that counsel conducting the interview typically represents the organization rather than the individual.

Analysis and Findings

The evaluation of collected evidence against the relevant facts, internal policies, and applicable legal or regulatory standards, leading to conclusions about what occurred. Findings are generally distinguished from recommendations for remediation or disciplinary action.

Reporting and Documentation

Communication of results to the authorizing body, which may be oral or written depending on privilege and other considerations. Documentation typically records the methodology followed, evidence reviewed, and conclusions reached.

Remediation and Follow-Up

Actions taken in response to findings, which may include disciplinary measures, control enhancements, policy changes, and, where applicable, disclosures to regulators. Responsibility for implementing remediation generally rests with management, with oversight by the board or relevant committee.

Common questions

Answers to the questions practitioners most commonly ask about Internal Investigation.

Does the internal audit function run internal investigations?

Not typically as the owning function. Internal audit provides independent assurance and may detect issues that trigger an investigation, but investigations into potential misconduct are generally led or overseen by legal, compliance, or a special committee, depending on the nature and seriousness of the matter. Internal audit may support an investigation, but conflating routine assurance work with a formal investigation blurs distinct roles and can compromise independence. Who leads depends on the facts, the entity's structure, and applicable policies. This is educational information, not legal or compliance advice.

Is an internal investigation the same as a compliance monitoring or audit exercise?

No. Compliance monitoring and audit are ongoing, systematic activities designed to test whether controls are designed and operating effectively across a program. An internal investigation is typically a discrete, fact-finding response to a specific allegation, incident, or red flag, aimed at establishing what occurred, who was involved, and what remediation may be needed. The two serve different purposes and often follow different protocols, even though monitoring findings can be one source that prompts an investigation. The appropriate approach depends on the facts and jurisdiction.

Who generally decides whether to open an internal investigation and how it is scoped?

The decision to investigate and how to scope it typically rests with management functions such as legal or compliance, though serious matters, for example those implicating senior management or the board, are often escalated to a board committee, such as the audit committee, to preserve independence. Scoping generally considers the seriousness and credibility of the allegation, potential legal exposure, and the need for objectivity. Where accountability sits varies by entity type, jurisdiction, and internal policy, and often turns on a professional's own judgment about the specific facts.

How is privilege typically handled during an internal investigation?

In many jurisdictions, involving counsel and structuring the investigation to seek legal advice can support a claim of legal privilege over certain communications and work product, but the availability and scope of privilege vary significantly by jurisdiction and by how the work is conducted and documented. Privilege can be inadvertently waived, and its treatment differs for internal versus external counsel and across legal systems. Because these determinations are highly fact- and jurisdiction-specific, organizations generally obtain qualified legal advice rather than relying on general assumptions. This entry does not constitute legal advice.

What steps generally help preserve the integrity and objectivity of an investigation?

Common practices include defining a clear scope and mandate at the outset, ensuring investigators are sufficiently independent from those being examined, preserving relevant documents and data early, maintaining confidentiality appropriate to the matter, documenting steps and evidence contemporaneously, and applying consistent protocols for interviews. Where the subject is senior leadership, independence is often reinforced through board committee oversight or external advisers. The specific measures that are appropriate depend on the seriousness of the matter, applicable law, and the entity's own policies and judgment.

How do investigation findings typically connect to remediation and reporting?

Once facts are established, findings generally inform decisions about remediation, such as control improvements, disciplinary action, or process changes, and about any reporting obligations. Whether disclosure to regulators, authorities, or other stakeholders is required or advisable depends heavily on the facts, the applicable legal and regulatory regime, and sector-specific rules, which vary by jurisdiction. Management typically implements remediation, while the board or a relevant committee often oversees resolution of significant matters. Because reporting duties are jurisdiction- and fact-dependent, organizations generally seek qualified legal advice before acting.

Common misconceptions

An internal investigation is automatically protected by legal privilege.

Privilege is not automatic. Whether attorney-client privilege or work product protection applies generally depends on jurisdiction, whether the investigation is directed by or conducted for the purpose of obtaining legal advice, and how communications are handled. Privilege can also be waived, and its scope varies. These questions require assessment by qualified legal counsel.

Counsel conducting the investigation represents the employees being interviewed.

In most cases, counsel directing an internal investigation represents the organization, not the individuals interviewed. This is why appropriate advisories are typically given at the outset of interviews to clarify whose interests are being represented.

The board should run the day-to-day investigation itself.

The board's role is generally one of oversight rather than execution. Routine investigations are typically managed by management, compliance, or legal functions, while the board or a committee provides supervision. Direct board or special committee involvement generally arises when senior management or directors are implicated, to preserve independence.

Best practices

Define the scope, mandate, and reporting lines in writing at the outset, and confirm who authorized the investigation and where oversight accountability sits.

Assess privilege and independence questions early with qualified legal counsel, escalating oversight to a board committee or special committee when senior management or directors may be implicated.

Issue and monitor legal holds promptly and maintain a defensible chain of custody to preserve the integrity of evidence.

Provide appropriate advisories at the start of interviews to clarify that counsel represents the organization rather than the individual.

Keep findings distinct from remediation recommendations, and document the methodology, evidence reviewed, and conclusions in a manner consistent with any applicable privilege considerations.

Assign responsibility for implementing remediation to management while retaining board or committee oversight, and consider any disclosure obligations that may vary by jurisdiction, sector, and entity type.