Find a tax file number

Enter a user name or rank. Turn on suggestions. Showing results for. Search instead for. Did you mean:. New Member. Where can i find my Customer File number? Requesting info from IRS and asking for this info. Accepted Solutions. Level The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post. Where can I find my customer file number from my tax return?

There is no such thing as a "customer file number. Privacy Settings. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. For more information please see the Social Security Administration website. Form SS-5 is also available by calling or visiting your local Social Security office.

These services are free. An Employer Identification Number EIN is also known as a federal tax identification number, and is used to identify a business entity. It is also used by estates and trusts which have income which is required to be reported on Form , U. Income Tax Return for Estates and Trusts. Refer to Employer ID Numbers for more information.

Acceptance Agents are entities colleges, financial institutions, accounting firms, etc. Effective immediately, each ITIN applicant must now:. Applicants who meet one of the exceptions to the requirement to file a tax return see the Instructions for Form W-7 must provide documentation to support the exception. For a summary of those rules, please see the new Form W-7 and its instructions.

Adoptions is used to apply for an ATIN. Use of the PTIN no longer is optional. If all your authentication information matches, you may be issued the same number. You must have a PTIN if you, for compensation, prepare all or substantially all of any federal tax return or claim for refund.

The paper application will take weeks to process. If you are a foreign preparer who is unable to get a U. Foreign entities that are not individuals i. Those foreign entities filing Form SS-4 for the purpose of obtaining an EIN in order to claim a tax treaty exemption and which otherwise have no requirements to file a U.

When answering question 10 on Form SS-4, the applicant should check the "other" block and write or type in immediately after it one of the following phrases as most appropriate:. If questions 11 through 17 on Form SS-4 do not apply to the applicant because he has no U.