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米国の国際税務ニュース 20件
🇺🇸 米国のビザ・税制サマリー（ノマドビザ・投資移住・居住者判定・所得税・租税条約） ／ 人口ピラミッド・経済指標は姉妹サイト 世界の人口ピラミッド
The October 15 Extended Tax Deadline: What US Expats Must Do Before Time Runs Out
IRS highlights partnership with UK tax authority’s new whistleblower program
IRS、英国税務当局の新しい内部告発者プログラムとのパートナーシップを強調
アメリカ国税庁（IRS）は、英国税務当局の新しい内部告発者プログラムとのパートナーシップを強調した。このプログラムは、IRSの内部告発者オフィスの専門知識を活用して迅速に立ち上げられた。IRSと英国税務当局は、国際的な税務違反を摘発し、国境を越えた税務遵守を強化するための取り組みを強化する。内部告発者は、税務当局が税務違反を摘発する上で重要な役割を果たす。 詳細
IRS announces new relief for eligible taxpayers affected by ongoing events in Israel: due dates for eligible returns and payments may be postponed to Sept. 30, 2027; additional relief may be available
IR-2026-116, Sept. 30, 2026 — The IRS announced today that due to the ongoing conflict in Israel, the agency is providing additional tax relief to affected individuals and businesses, postponing until Sept. 30, 2027, a wide range of deadlines for filing federal returns, making tax payments and performing other time-sensitive tax-related actions.
Top Five Options Guide Reforms to Simplify the Tax Code
Congress has passed some major simplifying reforms in recent years, but the tax code has still grown more complex over the past few decades. New carveouts, savings vehicles, and targeted tax increases would complicate it further.
US Expats With Foreign Companies Face New International Tax Rules From 2026
米国留学「学生だから税金は関係ない」は要注意…学生ビザの滞在期間が『4年固定』に、留学生の税務にも影響？【国際税理士が解説】
Tax Complexity Now Costs the US Economy over $544 Billion Annually
Americans will spend 6.9 billion hours complying with IRS tax filing and reporting requirements in 2026, costing about $387 billion in lost productivity. Including an additional $157 billion in out-of-pocket costs, complying with the federal tax code will cost Americans more than $544 billion this year, over 1.7 percent of GDP.
Expat US Tax Releases Guide to Filing US Taxes From Australia in 2026
Australia-US Tax Treaty Explained for Expats
US extended tax deadline 2026: Dates & insights for expats in the Netherlands
New IRS Rules in 2026: Can Expat Tax Software Keep Up?
Thousands of Americans Renounce Citizenship as Expat Figures Rise
MyExpatTaxes Explains What Survived and What Was Cut From New Tax Relief Proposals for Americans Abroad
Allocation and Apportionment of Deductions to Foreign Source Section 951A Category Income and Deduction Eligible Income
This document contains proposed regulations related to the allocation and apportionment of deductions to foreign source section 951A category income for foreign tax credit limitation purposes and for purposes of calculating deduction eligible income. The proposed regulations would affect taxpayers that operate in foreign countries through foreign corporations and domestic corporations that claim the deduction for foreign-derived deduction eligible income.