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Official form guide

Form 15106: Request for Updated Taxpayer Information

IRS Form 15106 is a Request for Updated Taxpayer Information used to help the Internal Revenue Service locate a taxpayer when address or contact details have changed. The form reflects the July 2017 edition.

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Form Overview

IRS Form 15106 - Request for Updated Taxpayer Information

IRS Form 15106 is a Request for Updated Taxpayer Information used to help the Internal Revenue Service locate a taxpayer when address or contact details have changed. The form reflects the July 2017 edition.

The form collects the taxpayer’s name, case reference number, current address, any new address, home and work telephone numbers, employer name and address, and any other locating information.

Risk Radar

Scan points
  • 1Omitting the taxpayer’s name prevents the IRS from locating the person.
  • 2Leaving the taxpayer name field blank.
  • 3Omitting the case reference number.
  • 4Failing to provide the current taxpayer address.
  • 5Not indicating a new address when the taxpayer has moved.

Plain English

This form lets the IRS gather current contact details for a taxpayer whose address is unknown or has moved. You provide the taxpayer’s name, case number, old and new address, phone numbers, employer info, and any other clues that might help locate them.

Submission Date

  • Filing date: 2024-01-25 22:10:27
  • Preparation window: collect IDs, supporting records, and signatures in advance.
  • Final review: verify names, dates, and required fields before submission.

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Glossary Terms

Hover a term to preview the meaning.

What this form is for

  • Use this form when the IRS needs updated address or contact information to locate a taxpayer.

Form selector

Use this form or another form?

Taxpayer moved and left no forwarding address

IRS lacks current address to deliver mail

✓ Confirm case reference number is entered

Form 15106

Mail delivered to address given but taxpayer no longer resides there

Need updated address for accurate records

✓ Verify new address option selected

Form 15106

Box holder's street address is unknown

IRS requires precise location to locate taxpayer

✓ Ensure box holder information is provided if known

Form 15106

Deadline or filing window

Not stated in the official source.

Checklist

What you need before filling it out

1

Taxpayer name

Taxpayer name · Form 15106

⚠ Not stated in the official source✕ Low
2

Taxpayer address

Address details · Form 15106

⚠ Not stated in the official source✕ Medium
3

Home telephone

Home phone number · Form 15106

⚠ Not stated in the official source✕ Low
4

Work telephone

Work phone number · Form 15106

⚠ Not stated in the official source✕ Low
5

Employer name and address

Employer information · Form 15106

⚠ Not stated in the official source✕ Medium

Before you submit

  1. 1Enter the taxpayer’s full name as shown on IRS records.
  2. 2Provide the case reference number if available.
  3. 3Fill in the taxpayer’s current address, city, state, and zip code.
  4. 4Select the appropriate address condition (New Address, Not known, Moved, etc.).
  5. 5Supply any known home telephone number.
  6. 6Supply any known work telephone number.
  7. 7Enter the employer’s name and address if known.
  8. 8Add any other information that may help locate the taxpayer.

How to file this form

  1. 1Complete all required fields on Form 15106.
  2. 2Sign the form where indicated.
  3. 3Place the signed form in an envelope.
  4. 4Mail the envelope to the IRS address provided on the form.
  5. 5Keep a copy of the mailed form for your records.

Known limitations

  1. 1The form does not specify any filing fee; official source lists Fee — Not stated in the official source, so confirm none applies.
  2. 2Mailing address is absent from the official source; you must verify the correct IRS destination on the agency’s website before sending.
  3. 3Signature requirement is not described; official source notes Signature — Not stated in the official source, so ensure you include a signature if normally required.
  4. 4The edition date must read 07/17; if the form shows a different revision, you should obtain the latest version before filing.

Field map

Compact field-by-field guide

6 fields

General Info

2 items

Taxpayer Name and TIN

Full legal name and taxpayer identification number (SSN or EIN).

Requiredtext
Address

Current mailing address.

Requiredtext

Details

2 items

Required Information

Complete all applicable sections of this form according to the official IRS instructions.

Requiredtext
Amount (if applicable)

Enter the relevant dollar amount if this form involves tax calculation.

amount

Certification

1 items

Certification Statement

Read and acknowledge any certifications required by this form.

Requiredcheckbox

Signatures

1 items

Signature

Sign and date. Unsigned forms cannot be processed.

Requiredsignature
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Current form status
IRS

Form 15106 (July 2017) is the current edition; the source shows the revision date 07/17 and does not reference a newer version.

What changed or needs a fresh check

  • Edition date — confirm the revision date reads 07/17 as shown on the form.
  • Fee — Not stated in the official source
  • Mailing address — Not stated in the official source
  • Signature — Not stated in the official source

Quick Facts

Not stated in the official source.
The form collects the taxpayer’s name, case reference number, current address, any new address, home and work telephone numbers, employer name and address, and any other locating information.
Not stated in the official source.
Not stated in the official source.
Not stated in the official source.
Enter the taxpayer’s name and case reference number at the top. Provide the current address and any new address or other location details. Add known home and work phone numbers, employer name and address, and any additional information that may help locate the taxpayer. Submit the completed form to the IRS as instructed.

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After you file

  1. 1Retain a complete copy of the signed Form 15106 for your records before mailing it to the IRS.
  2. 2Confirm the revision date reads 07/17 on the form; if it differs, acquire the current edition to avoid processing delays.
  3. 3Check the IRS website for any updated mailing instructions or address changes, because the official source does not state a mailing address.
  4. 4Monitor your mail or electronic IRS account for acknowledgment; the form’s purpose is locating a taxpayer, so expect a response confirming receipt.

Sources

  • SRCNot stated in the official source — verify on the agency site
  • SRCNot stated in the official source — verify on the agency site
  • SRCNot stated in the official source — verify on the agency site
  • SRCNot stated in the official source — verify on the agency site
  • SRCNot stated in the official source — verify on the agency site
  • SRCNot stated in the official source — verify on the agency site

Questions about IRS Form 15106

What is IRS Form 15106 used for?

This form lets the IRS gather current contact details for a taxpayer whose address is unknown or has moved. You provide the taxpayer’s name, case number, old and new address, phone numbers, employer info, and any other clues that might help locate them.

What information does IRS Form 15106 require?

The form collects the taxpayer’s name, case reference number, current address, any new address, home and work telephone numbers, employer name and address, and any other locating information.

How do I complete IRS Form 15106?

Enter the taxpayer’s name and case reference number at the top. Provide the current address and any new address or other location details. Add known home and work phone numbers, employer name and address, and any additional information that may help locate the taxpayer. Submit the completed form to the IRS as instructed.

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Source transparency

Copyright & Licensing - US Government Forms

Independent guide

BrieflyGo links to and explains official public form sources. We are not a government agency, and this page is for general form guidance, not legal advice.

Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
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