Analysis

What to do When Under Investigation For Whistleblower Defense

July 2026 · 6 min read · John D. Kirby, Former Federal Prosecutor

When you learn that a federal investigation is underway involving whistleblower defense or related actions such as qui tam actions under the False Claims Act (FCA), SEC whistleblower program, IRS whistleblower statute, Escobar materiality, and retaliation protections, it’s crucial to take immediate steps to protect yourself legally. Investigations can begin through various means including reports from whistleblowers, tips received by regulatory bodies, or internal corporate reviews.

The primary federal agencies involved in such investigations include the Department of Justice (DOJ), Securities and Exchange Commission (SEC), Internal Revenue Service (IRS), and Office of Inspector General (OIG) for specific government agencies. Each agency has its own procedures and protocols for handling whistleblower claims, which can vary significantly.

In the critical first 48 hours upon learning about an investigation, you should:

The importance of early legal representation cannot be overstated. An experienced attorney can advise you on your rights and obligations, negotiate on your behalf with government officials, and develop a strategic defense plan tailored to the specifics of your case and the applicable whistleblower statute or retaliation protection laws.

One crucial aspect is understanding what not to do:

Document preservation is another critical step. You should:

In conclusion, navigating a federal whistleblower investigation requires swift and knowledgeable action. Engaging an attorney early on is essential for protecting your rights and interests throughout the process.

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