You can call 1-800-366-4484 or report it at........treasury.gov/tigta/contact_report_scam.shtml
This information was in April issue of Costco magazine. I received same call last week. It was a recording
left on my answering machine.
3-17-15 same thing as others - I received a call from (607) 231-8335. Caller left a voice-mail with poor-quality, robotic female voice who stated, "Revenue Service. The reason of this call is to inform you that IRS is filing lawsuit against you. To get more information about this case file, please call immediately on (360) 489-6074.
You can call 1-800-366-4484 or report it at........treasury.gov/tigta/contact_report_scam.shtml
This information was in April issue of Costco magazine. I received same call last week. It was a recording
left on my answering machine.