Internal Revenue Service | An official website of the United ...
Find IRS forms and answers to tax questions.
Infrared - Wikipedia
Infrared (IR; sometimes called infrared light) is electromagnetic radiation (EMR) with wavelengths longer than that of visible light but shorter than microwaves.
Internal Revenue Service (IRS) | USAGov
The Internal Revenue Service (IRS) administers and enforces U.S. federal tax laws.
E-Services | Internal Revenue Service
Dec 10, 2025 · Find e-Services tools for tax professionals, reporting agents, the mortgage industry, payers and others to complete IRS online transactions.
Newsroom | Internal Revenue Service
Tax tips, filing season news, and more. Get IRS tax news and sign up for e-News updates. Find information on Form 1040, tax relief, regulations, deadlines, tax guidance and more.
401 (k) limit increases to $24,500 for 2026, IRA limit ...
IR-2025-111, Nov. 13, 2025 — The Internal Revenue Service announced today that the amount individuals can contribute to their 401 (k) plans in 2026 has increased to $24,500, up from $23,500 …
IRS to phase out paper tax refund checks starting with ...
WASHINGTON — The Internal Revenue Service, working with the U.S. Department of the Treasury, today announced that paper tax refund checks for individual taxpayers will be phased out beginning …
صدای آمریکا | VOA Farsi
صدای آمریکا، رسانه بینالمللی ایالات متحده، بازتابدهنده اخبار و سیاستهای آمریکا و رویدادهای ایران و جهان به زبان فارسی
Investor Relations | Applied Materials
The Investor Relations website contains information about Applied Materials's business for stockholders, potential investors, and financial analysts.
IR - What does IR stand for? The Free Dictionary
Looking for online definition of IR or what IR stands for? IR is listed in the World's most authoritative dictionary of abbreviations and acronyms.