The series of IRS “Dirty Dozen” for 2018 is complete:

#12:  IRS Committed to Stopping Offshore Tax Cheating
It was on last year’s Dirty Dozen list of tax scams, also.  Follow this link to read up on this scam to avoid.

An Abusive Scheme Toolkit for External Stakeholders
Each toolkit provides an explanation of the scheme, background, facts and law, and talking points.
Follow this link for the Toolkit