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Form 1042 Mailing Address
Charles Hardy | Last Updated: November 28, 2025
IRS mandates e-filing for 1042 and 1042-S forms for most filers.
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Where to Mail Form 1042?
If you choose to paper file Form 1042, you must send it to the appropriate IRS mailing address. Ensure that all required information is accurately completed, and include any necessary supporting documents before mailing.
1042 Mailing Address
Internal Revenue Service,
P.O. Box 409101,
Ogden, UT 84409.
Where to Mail 1042-T?
When submitting Form 1042-T (Annual Summary and Transmittal of Forms 1042-S), you must include Copy A of all paper-filed Forms 1042-S being transmitted.
Mailing Address for 1042-T
Ogden Service Center,
P.O. Box 409101,
Ogden, UT 84409.
IRS E-file Requirement for 1042 and 1042-S
The IRS requires electronic filing for Forms 1042 and 1042-S if you meet the filing threshold.
Form 1042 E-File Requirement
- A withholding agent that is a financial institution must e-file Form 1042.
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Other withholding agents must e-file if they:
- Are required to file 10 or more information returns in a calendar year.
- Are a partnership with more than 100 partners.
Form 1042-S E-File Requirement
A withholding agent that is not a financial institution must e-file Form 1042-S if it meets either of the following conditions:
- It is required to file 10 or more information returns in a calendar year (including 1042-S and other forms).
- It is a partnership with more than 100 partners.
Failure to comply with the electronic filing requirement may result in penalties from the IRS unless a reasonable cause is provided.
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