Andrew Coleman
Articles
Social Security Certificate of Coverage and A1 Form: guide for US expats
If you're a US citizen working abroad, you can end up owing Social Security contributions in both countries on the same income unless a Totalization Agreement or certificate of coverage prevents it. A Social Security Certificate of Coverage (called an A1 certificate in the EU) is the document that prevents this. It's official pr...
US expat taxes 2026: Complete guide to filing abroad & avoiding double taxation
Every year, more Americans choose to build new lives overseas — nearly ...
Why is my tax refund delayed? Common reasons for IRS tax refund delay & how to fix it
Most refunds are issued in fewer than 21 days, but tax refund delays can ha...
How to file back taxes as an American expat (avoid penalties & delays)
You can file back taxes for prior years at any time, but getting a refund has strict...
Behind on US taxes and contacted by the IRS: what to do as an expat
What to do if behind on taxes abroad If the IRS already contacte...
Top low-tax countries in 2026: Best picks for expats by tax type
If you're looking to reduce your tax burden, relocating to a low-tax country might be a smart financial move. But for US citizens and residents who are taxed on their worldwide income, compliance with US tax laws rem...