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February 25, 2026 | Posted in:

Protecting Your Business from Fraud: Why Segregation of Duties Matters [VIDEO]

Businesses of all sizes, from startups to well-established companies, must remain vigilant when it comes to preventing fraud and embezzlement. While many business owners assume fraud “won’t happen here,” the reality is that internal controls are one of the most important safeguards you can put in place to protect your company’s finances.

One of the most effective and practical safeguards? Segregation of duties.

What Is Segregation of Duties?

Segregation of duties simply means dividing financial responsibilities among different individuals so that no single person has control over every aspect of a financial transaction.

When one employee is responsible for:

  • Opening the mail

  • Recording incoming bills

  • Paying those bills

  • Performing the bank reconciliations

—you create an opportunity for fraud to occur without detection.

For example, if that same employee writes a check to themselves but records it as a payment to a regular vendor, how would you know? Without oversight or separation of responsibilities, it can be very difficult to detect this type of misconduct.

Segregation creates a system of checks and balances that significantly reduces this risk.

Why Authorization Should Be Limited

Another key internal control is restricting payment authorization.

Only designated, trusted members of management should:

  • Authorize electronic payments

  • Approve wire transfers

  • Sign checks

This accomplishes two important things:

  1. Keeps management aware of cash flow and spending.

  2. Separates disbursement from bookkeeping.

When bookkeeping and payment authorization are handled by different people, it becomes much more difficult for fraudulent activity to go unnoticed.

The Importance of Reviewing Bank Activity

Even with proper segregation, oversight is essential.

Business owners or managers should periodically review bank activity by:

  • Receiving and reviewing the bank statement before it is opened or processed by staff

  • Logging into the company’s online banking system to independently review transactions

A fresh set of eyes can quickly identify unusual payments, unfamiliar vendors, or suspicious transfers.

What If You Don’t Have Enough Staff?

Small businesses often struggle with segregation because they simply don’t have enough employees to fully separate financial roles.

If that’s your situation, consider:

  • Having someone outside the accounting function periodically review bank reconciliations

  • Asking a trusted manager or owner to conduct random spot checks

  • Engaging an outside accounting professional to review internal controls

Even periodic, unpredictable oversight can act as a powerful deterrent. When employees know that someone else may review the records, and they don’t know exactly when, it significantly reduces the likelihood of fraud occurring in the first place.

Prevention Is Always Easier Than Recovery

Fraud can be costly, financially and emotionally. Recovering lost funds is often difficult, and the impact on company culture and trust can be even harder to repair.

Implementing proper internal controls:

  • Protects your cash

  • Strengthens financial accountability

  • Builds a culture of transparency

  • Provides peace of mind

No matter the size of your business, putting these safeguards in place is a smart investment in your company’s future.

More Resources:

Julie Strohlein CPA
Author:

Associate Partner
 
Julie has over 20 years of experience in public and private accounting, representing varied clientele including the medical, legal, and real estate industries and trusts.
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