Tools · updated 15 October 2026
Three tools for the questions that come up on every expat return.
Each one answers a single question and shows the source behind the answer. They run in your browser and cost nothing to use.
The tools
Treaty & totalization matrix
Filter and read the US tax treaty and totalization position for all 47 host countries.Asset → form router
Look up a foreign asset and read across to the US form that reports it.Streamlined decision tree
Answer four questions to find the route back into compliance and its penalty outcome.A tool gives you the rule. A call gives you your answer.
Fifteen minutes with the Enrolled Agent turns the rule into what your own return needs, and the call is free.
About the author
Jorge I. Rivas, EA
An IRS Enrolled Agent working only on US tax for Americans living abroad. I prepare and sign every return myself — 14 years in practice, 11 of them as an Enrolled Agent.