2024年9月27日 · The On-Line Taxpayer Identification Number (TIN) Matching Program is a free web-based tool offered by the IRS through e-Services and was established for payers of reportable payments subject to the backup withholding provisions of section 3406 of the Internal Revenue Code.

Use the identity verification (ID Verify) service if you received an IRS 5071C letter, 5747C letter or 5447C letter.

You can use the IRS’s Interactive Tax Assistant tool to help determine if you should file an application to receive an Individual Taxpayer Identification Number (ITIN). To obtain an ITIN, you must complete IRS Form W-7, IRS Application for Individual Taxpayer Identification Number.

View your address on file, share account access and request a tax check. Get your EIN online without calling, mailing or faxing a paper Form SS-4, Application for Employer Identification Number. Track important business tax dates and deadlines right from your desktop. Use the search and download tool to find out if an FFI has registered with FATCA.

Request for Taxpayer Identification Number (TIN) and Certification. Form 4506-T. Request for Transcript of Tax Return. Form W-4. Employee's Withholding Certificate. ... Tax Exempt Organization Search. Select Database Search By. Search Term XX-XXXXXXX or XXXXXXXXX. XX-XXXXXXX or XXXXXXXXX. Search Term. City. State. Country. Reset Search Search ...

2024年10月4日 · A federal tax ID lookup involves searching for a business's tax identification number (EIN or FTIN) to verify or obtain information. The IRS grants tax identification numbers based on the nature of the business—whether it is a corporation, sole proprietorship, or trust.

2023年8月28日 · If you previously applied for an EIN and have forgotten it, here are a few possible ways to look up your business tax ID number. 1. Check Your EIN Confirmation Letter. The IRS will...

2025年2月3日 · An IP PIN is a six-digit number that prevents someone else from filing a tax return using your SSN or ITIN. The IP PIN is known only to you and the IRS and helps verify your identity when you file your electronic or paper tax return. The IP PIN is valid for one year. You have to get a new IP PIN every January.

2018年10月18日 · All you need to do is to conduct a tax ID lookup online. The EIN or FEIN is a public record, so it shouldn't be difficult to find it. In case you don't remember your EIN, you may call the IRS Business & Specialty Tax Line at 800-829-4933.

According to IRS Publication 2108A, the IRS TIN Match file must include one line per recipient and each line needs to be formatted as follows: TIN TYPE – means a one digit number where "1" represents and Employer Identification Number (EIN), "2" represents a Social Security Number (SSN) and "3" represents an unknown TIN type.