New York City skyline representing shadow payroll and cross-border tax compliance for global employees If you have a client who's working across borders — a US employee on assignment in London, a UK national temporarily in a New York office, or an executive splitting time between two countries — chances are “shadow payroll” has come up in conversation. It sounds like something out of a spy movie, but it's actually one of the most common (and most misunderstood) tools in globa

The green card test — not the card itself — determines U.S. tax residency. This week's Tax Talk Thursday walks through dual-status filing, the LTR 8-of-15-year test, Form 8854 mechanics, and the compliance risks of an expired-but-unterminated green card.

If your Green Card has expired, or you're starting to think about giving it up for good, there's one myth we need to clear up right away: a plastic card expiring is not the same thing as ending your U.S. tax residency.