A Revenue Officer’s first call or letter is often the first visible step in an investigation already underway. Learn what the officer may have reviewed, the questions shaping the case, and why taxpayers should respond promptly—but not blindly—before providing information.

Recent IRS workforce reductions and modernization efforts may affect tax resolution cases, customer service, and enforcement timelines. Learn what taxpayers should expect and how to protect themselves when dealing with the IRS in 2026.