關於「IRS tax」標籤，搜尋引擎有相關的訊息討論：

Country codes | Internal Revenue Servicewww.irs.gov › e-file-providers › foreign-country-code-listi...International taxpayers | Internal Revenue Servicewww.irs.gov › individuals › international-taxpayersForeign Account Tax Compliance Act | U.S. Department of ... - Treasuryhome.