Tucson Tax Preparer Convicted of Filing False Returns

A federal jury found Darlene Musgrove guilty on 22 counts of preparing fraudulent income tax documents.

Updated on Oct. 6, 2026 in Taxes

Bold flat-color editorial illustration showing a minimalist municipal building facade, evoking the gravity of a federal fraud conviction. — A Tucson federal jury convicted tax preparer Darlene Musgrove on 22 counts of filing fraudulent returns for clients, citing unauthorized deductions. AI Illustration. Upload story photo >

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Tucson tax preparer Darlene Musgrove has been convicted of 22 counts of preparing false federal income tax returns. Musgrove included fake deductions on client filings to secure larger refunds.

Why it matters

The case highlights the risks taxpayers face when delegating financial filings to third-party preparers who may inflate refunds through unauthorized deductions. Twelve clients testified they were unaware of the falsified information included in their returns.

Musgrove was found guilty on 22 counts of filing false returns resulting in a total tax loss of $127,166. Each individual count carries a maximum penalty of three years in prison and a fine of $100,000.

The players

Darlene Musgrove

She is a 68-year-old income tax preparer based in Tucson, Arizona.

Raner C. Collins

He is the federal judge presiding over the sentencing phase of the case.

The details

Musgrove allegedly manipulated client tax returns by inserting deductions that were never authorized or known to the clients. This practice allowed the preparer to generate larger refunds, which she reportedly used to encourage repeat business from her client base.

October 5, 2026: The jury returned a guilty verdict on 22 counts.
February 23, 2027: Musgrove is scheduled for sentencing.

Market Landscape

This case underscores the persistent oversight challenges within the individual tax preparation market. It highlights how fraudulent practices by small-scale operators can disrupt the integrity of the broader tax ecosystem and lead to significant legal consequences.

Taxpayers should verify their returns before submission to ensure that deductions listed by their preparer are legitimate. Relying on unauthorized deductions can lead to personal liability and significant complications with the Internal Revenue Service.

The takeaway

Clients should always review tax documents personally to ensure all information provided to the Internal Revenue Service is accurate. Allowing a preparer to pursue suspicious deductions can result in legal trouble for the taxpayer, even if the preparer acted without explicit consent.