为 Tax Days 撰写税务居住指南的人，以及我们如何从一手资料研究这些规则。 想了解指南如何取材和更新，请看我们的 编辑政策 。
Founder · Parra
Founder of Tax Days. Researches residency-day rules directly from primary sources, IRS publications, state tax departments, HMRC, statutes, and tax treaties.
