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Official form guide
IRS Form W2GU is the Guam Wage and Tax Statement used by employers to report employee wages, tips, and taxes to the IRS and Social Security Administration. Copy A is informational only; Copy C must be kept for at least 3 years.
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IRS Form W2GU is the Guam Wage and Tax Statement used by employers to report employee wages, tips, and taxes to the IRS and Social Security Administration. Copy A is informational only; Copy C must be kept for at least 3 years.
Plain English
Employers fill out Form W‑2GU to tell the government how much each worker earned and how much tax was taken out. The form also shows any tips and special wage codes. After completing it, the employer gives a copy to the employee and files the required copy with the IRS.
Submission Date
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Employee needs to file a U.S. individual income tax return
Excess Guam tax withheld must be claimed as a credit on the federal return
✓ Verify that box 2 shows Guam tax withheld and that the employee is required to file Form 1040‑SR
Employee has unreported tip income
Form 4137 calculates Social Security and Medicare tax on tips not reported to the employer
✓ Confirm tip amount is reported in box 12 code TP and that Form 4137 will be attached to the tax return
Employer must submit wage data to the SSA
Form W-3 aggregates copies of Form W-2GU for electronic filing with the SSA
✓ Ensure Copy A of Form W-2GU and Copy A of Form W-3SS are prepared for submission
Not stated in the official source.
Checklist
Box 2 Guam income tax withheld
Amount of Guam tax withheld from wages · Form W-2GU box 2
Copy B
Copy B of Form W-2GU · Provided to employee for Guam income tax return
Copy C
Copy C of Form W-2GU · Retained by employee for records
Box 14b Treasury Tipped Occupation Code(s)
Up to two occupation codes and tip amounts · Form W-2GU box 14b
Employee’s social security number
Employee’s SSN · Form W-2GU box a
Field map
Personal Info
2 items
Your legal name and current mailing address.
Your taxpayer identification number — must match IRS records.
Filing Status
1 items
Single, Married Filing Jointly, or Head of Household (for withholding purposes).
Dependents
1 items
Number of qualifying children and other dependents.
Adjustments
1 items
Additional income not from jobs or adjustments to withholding.
Withholding
1 items
Additional amount you want withheld from each paycheck.
Certification
1 items
Your tax entity type: Individual, Corporation, Partnership, etc.
Signatures
1 items
Sign and date to certify under penalty of perjury.
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Fillable formOpen in Editor->The form is the 2026 edition (revision 2026) and the source directs users to www.irs.gov/FormW2GU for the latest information; no specific changes are listed in the source.
Quick Facts
Downloads
Can I file the downloaded Copy A with the SSA?
The website warns that the printed copy is not scannable and may incur a penalty.
→ Confirm you have ordered a scannable Copy A from the IRS before filing.
Do I need to keep Copy B after filing?
Copy B is sent with the employee’s Guam tax return, not retained.
→ Verify that Copy B is attached to the Guam return and not kept.
Is a signature required on Form W-2GU?
The source does not mention a signature field.
→ Check the form itself for a signature line; if absent, no signature is needed.
What does Treasury Occupation Code 000 mean?
Code 000 indicates cash tips are not qualified for the tip deduction.
→ Ensure no other code is listed in box 14b before using the amount in box 12 code TP.
Do I need to file Form 4137 for tip income?
Unreported tip income requires Form 4137 according to the source.
→ Verify any tip amount not reported to the employer and attach Form 4137 to the tax return.
Is there a filing fee for Form W-2GU?
The source provides no fee information.
→ Confirm on the IRS site that no fee is required before submitting.
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Employers fill out Form W‑2GU to tell the government how much each worker earned and how much tax was taken out. The form also shows any tips and special wage codes. After completing it, the employer gives a copy to the employee and files the required copy with the IRS.
It reports wages, tips, and taxes in boxes such as Box 5, Box 6, and Box 12 codes (e.g., codes D, E, F, G, H) and includes Treasury Tipped Occupation Codes.
Employers download the black‑copy versions (Copy B and others) and fill in the required boxes, including wages, tips, and Box 12 codes. They must keep Copy C for at least three years after the filing deadline. The completed form is filed electronically through the SSA’s Employer W‑2 Filing Instructions page or printed and mailed as required. Only the official scannable Copy A may be submitted to the SSA; other copies are for employee distribution.
A penalty may be imposed for filing a Copy A that cannot be scanned.
The website warns that the printed copy is not scannable and may incur a penalty. Confirm you have ordered a scannable Copy A from the IRS before filing.
Copy B is sent with the employee’s Guam tax return, not retained. Verify that Copy B is attached to the Guam return and not kept.
The source does not mention a signature field. Check the form itself for a signature line; if absent, no signature is needed.
Code 000 indicates cash tips are not qualified for the tip deduction. Ensure no other code is listed in box 14b before using the amount in box 12 code TP.
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