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IRSEmployment & Payroll Tax (940/941 Series)

Official form guide

Form 941-SP: 941 (sp)

Form 941‑SP is the Puerto Rico version of the quarterly federal payroll tax return. Employers use it to report withheld income tax, Social Security, and Medicare taxes for employees in Puerto Rico.

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Form Overview

IRS Form 941-SP - 941 (sp)

Form 941‑SP is the Puerto Rico version of the quarterly federal payroll tax return. Employers use it to report withheld income tax, Social Security, and Medicare taxes for employees in Puerto Rico.

The form captures total wages, tips, taxable fringe benefits, and the amounts of federal income tax, Social Security, and Medicare taxes withheld and the employer’s share.

Risk Radar

Scan points
  • 1A single typo can trigger a penalty that costs far more than the filing fee.
  • 2Mis‑matching quarter dates
  • 3Entering total wages instead of taxable wages
  • 4Omitting the employer’s share of taxes
  • 5Using the regular Form 941 instead of 941‑SP

Plain English

If you run a business that pays wages in Puerto Rico, you file this form every quarter to tell the IRS how much payroll tax you held back and owe. It replaces the regular Form 941 for those locations.

Submission Date

  • Filing date: 2026-03-04 11:10:39
  • 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

income taxfederalincome

Hover a term to preview the meaning.

What this form is for

  • Use this form when you have employees in Puerto Rico.
  • Do not use it for mainland U.S. payroll; use regular Form 941.
  • If you have a mixed payroll (PR and other states), file separate 941‑SP and 941 returns.

Form selector

Use this form or another form?

Only mainland payroll

No Puerto Rico tax rules

✓ Verify work location

Form 941

Annual payroll reconciliation

Small employer annual filing

✓ Confirm eligibility

Form 944

Seasonal employer with < $1,000 tax liability

May qualify for annual filing

✓ Review IRS thresholds

Form 944

Deadline or filing window

Quarterly deadlines are April 5, July 5, October 5, and January 5. If the due date falls on a weekend or holiday, the deadline moves to the next business day. Late filing incurs a $50 penalty per 30‑day period, up to $250 per return.

  • —Total taxable wages | Sum of wages from payroll reports | Taxable wages total | Verify inclusion of tips only if reported
  • —Employer Social Security tax | Taxable wages × 6.2% | Employer SS tax | Check wage cap for the quarter

Checklist

What you need before filling it out

1

Total wages

Payroll register · Payroll software or manual register

⚠ Often double‑counted with tips✕ High
2

Federal income tax withheld

Pay‑stubs · Employee pay statements

⚠ May miss supplemental withholding✕ Medium
3

Employer SS tax

Calculation worksheet · Payroll calculations

⚠ Incorrect rate or cap applied✕ High
4

Signature line

Signed paper copy or electronic PIN · Form PDF or paper

⚠ Missing or illegible signature✕ High
5

Quarter designation

Form header · Calendar dates

⚠ Wrong quarter entered✕ Medium

Before you submit

  1. 1Confirm quarter matches payroll period
  2. 2Re‑calculate totals with independent spreadsheet
  3. 3Verify employer’s share of SS and Medicare taxes
  4. 4Check that all required boxes are checked
  5. 5Ensure correct EIN is entered
  6. 6Attach Schedule B if required for multiple locations
  7. 7Sign the form or enter electronic PIN
  8. 8Save a PDF copy of the completed form
  9. 9If mailing, use certified mail with tracking
  10. 10If e‑filing, receive confirmation receipt
  11. 11Record filing date in accounting system
  12. 12Retain supporting payroll records for at least four years

How to file this form

  1. 1Log in to the IRS e‑File portal or download the paper form.
  2. 2Enter employer identification number and quarter.
  3. 3Input total taxable wages and tips.
  4. 4Enter federal income tax withheld.
  5. 5Calculate and enter employer and employee SS and Medicare taxes.
  6. 6Review totals for arithmetic errors.
  7. 7Sign electronically or print, sign, and mail.
  8. 8Submit and keep the acknowledgment.

Known limitations

  1. 1Form instructions do not provide an online calculator; users must compute amounts themselves.
  2. 2The IRS does not accept paper filings after the electronic filing deadline for some quarters.
  3. 3No fee schedule is published; assume no fee unless a specific service charge applies.
  4. 4The form does not capture state payroll taxes; separate state filings are required.

Field map

Compact field-by-field guide

7 fields

Employer Info

1 items

Employer Name and EIN

Full legal name and Employer Identification Number.

Requiredtext

Quarter

1 items

Reporting Quarter

Select the calendar quarter this return covers.

Requiredselect

Wages

1 items

Total Wages and Tips

Sum of all wages, tips, and other compensation paid to employees during the quarter.

Requiredamount

Withholding

1 items

Federal Income Tax Withheld

Total federal income tax withheld from employee paychecks.

Requiredamount

SS & Medicare

1 items

Social Security and Medicare Wages

Wages subject to Social Security tax (capped) and Medicare tax (uncapped).

Requiredamount

Deposit

1 items

Deposit Schedule

Indicate your deposit schedule: monthly, semiweekly, or next-day rule if over $100k.

Requiredselect

Signatures

1 items

Authorized Officer Signature

Must be signed by an authorized officer or agent of the employer.

Requiredsignature
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Current form status
IRS

Form 941‑SP is currently on the 2024 edition. Check the IRS website for any updates before filing.

What changed or needs a fresh check

  • Edition date – verify 2024 version
  • Fee – no filing fee for Form 941‑SP
  • Mailing address – use address in current instructions
  • Electronic filing – ensure e‑File credentials are active
  • Signature requirement – electronic PIN or handwritten signature

Form Preview

Form 941-SP page 1

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Form 941-SP page 2

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Quick Facts

Employers with employees working in Puerto Rico must file Form 941‑SP.
The form captures total wages, tips, taxable fringe benefits, and the amounts of federal income tax, Social Security, and Medicare taxes withheld and the employer’s share.
It is due four days after the end of each calendar quarter (April 5, July 5, October 5, and January 5).
File electronically through the IRS e‑File system or mail the paper form to the IRS address listed in the instructions for Form 941‑SP.
Errors can trigger penalties, interest, and possible audits, and may delay refunds or result in over‑payment notices.
1. Gather quarterly payroll reports and totalize wages and tax withholdings. 2. Complete the four main sections of the form, entering amounts exactly as they appear on your payroll records. 3. Calculate the employer’s share of Social Security and Medicare taxes. 4. Review totals, sign, and submit electronically or by mail.

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Blank Form 941-SP↗Instructions↗

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After you file

  1. 1Save the IRS acknowledgment receipt.
  2. 2File the signed copy with your payroll records.
  3. 3Reconcile the amounts with your quarterly payroll register.
  4. 4Monitor the IRS account for any notices or adjustments.
  5. 5Update your accounting system with the tax liability paid.
  6. 6Prepare for the next quarter by archiving this quarter’s documents.
  7. 7If a refund is due, track the status through the IRS “Where’s My Refund?” tool.

Sources

  • SRCForm 941‑SP official title and purposeIRS instructions
  • SRCQuarterly due datesIRS Publication 15‑C
  • SRCPuerto Rico specific tax ratesForm 941‑SP instructions
  • SRCElectronic filing optionsIRS e‑File system page
  • SRCPenalty amountsIRS Penalty Handbook (2024)
  • SRCMailing addressIRS Form 941‑SP instructions
  • SRCSignature requirementsIRS Form 941‑SP instructions
  • SRCSchedule B requirementForm 941‑SP instructions

Common confusion points

Quarter vs. calendar year

Forms use calendar quarters, not fiscal

→ Verify quarter dates

Puerto Rico vs. mainland rates

Different wage caps and rates

→ Use 941‑SP tables

Electronic PIN vs. handwritten signature

Both accepted but must match filing method

→ Confirm method before signing

Schedule B requirement

Needed only for multiple locations

→ Check address count

Late filing penalty calculation

Penalties accrue per 30‑day period

→ Review IRS penalty schedule

Workflow map

Related forms and next steps

6 signals

Before

Form W‑2 – provides wage data for the quarter

Current

941-SP

After

Form 941‑SP – finalizes quarterly payroll tax liability

Often used with

Schedule B (Form 941‑SP) – for multiple locations

⚠ If something goes wrong

  • Form 941‑X – amend errors on a previously filed 941‑SP
  • Form 941‑SP – still file a zero return
  • Form 944 – replace quarterly 941‑SP

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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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