Do I need to file Form W‑4S with the IRS?

No. You give the completed certificate to the third‑party payer of your sick pay. Keep the worksheet for your records.

Can I change the withholding amount later?

Yes. Submit a new Form W‑4S whenever your financial situation changes or you want a different withholding amount.

What is the minimum amount the IRS allows me to withhold?

The minimum is $4 per day, $20 per week, or $88 per month. The payer cannot withhold less than these amounts.

Is the Formize filler truly free?

Yes. Formize provides a free, secure online PDF filler for IRS forms, including Form W‑4S.

What if my sick‑pay provider is my employer?

Employers already withhold federal tax from sick pay, so Form W‑4S is not required in that case.

Can I submit the form electronically to the payer?

Most third‑party payers accept a printed copy. Check with your payer; some may allow a scanned PDF upload.

What happens if I withhold too much?

Any excess tax withheld will be refunded to you when you file your annual tax return.

Do I need to attach the worksheet to the payer?

No. The worksheet is for your personal records only; only the top part of the form goes to the payer.

IRS Form W‑4S – Fillable PDF for Sick Pay Tax Withholding

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IRS Form W‑4S – Fillable PDF for Sick Pay Tax Withholding

Form W‑4S, officially titled Request for Federal Income Tax Withholding From Sick Pay, is the IRS document you give to a third‑party payer (such as an insurance company) so that federal income tax can be withheld from your sick‑pay benefits.

What Is Form W‑4S?

This one‑page form has two parts: a Withholding Certificate that the payer keeps, and a Worksheet for your records. The certificate tells the payer how much tax you want taken out of each payment, while the worksheet helps you calculate the correct amount based on your projected income, deductions, and credits.

How to Complete Form W‑4S Online with Formize

Instead of downloading the PDF and editing it in a desktop program, you can fill it out instantly on our site:

Click the **"Fill out this form"** button below.
Wait a few seconds while the Formize PDF Filler app loads the official IRS PDF.
Enter your personal information, Social Security number, and the exact dollar amount you want withheld.
Complete the worksheet section to verify your calculation.
Review the completed form, then click **Submit** to download a signed copy or print it for your payer.

When Should You Use Form W‑4S?

Use this form whenever you receive sick‑pay from a third‑party payer (e.g., an insurance carrier) and you want federal tax withheld. It is not required when the sick pay comes directly from your employer, because employers already withhold taxes.

Common Mistakes to Avoid

Entering amounts in cents – the IRS requires whole‑dollar amounts only.
Withholding less than the minimum: $4 per day, $20 per week, or $88 per month.
Reducing your net payment below $10 – the payer cannot withhold more than the payment allows.
Forgetting to sign and date the form – an unsigned form is invalid.

Where to Find Help

If you have questions about the calculations, consult the IRS instructions (linked on the form) or a tax professional. You can also review our detailed FAQ below.

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FAQ

Do I need to file Form W‑4S with the IRS?
No. You give the completed certificate to the third‑party payer of your sick pay. Keep the worksheet for your records.
Can I change the withholding amount later?
Yes. Submit a new Form W‑4S whenever your financial situation changes or you want a different withholding amount.
What is the minimum amount the IRS allows me to withhold?
The minimum is $4 per day, $20 per week, or $88 per month. The payer cannot withhold less than these amounts.
Is the Formize filler truly free?
Yes. Formize provides a free, secure online PDF filler for IRS forms, including Form W‑4S.
What if my sick‑pay provider is my employer?
Employers already withhold federal tax from sick pay, so Form W‑4S is not required in that case.
Can I submit the form electronically to the payer?
Most third‑party payers accept a printed copy. Check with your payer; some may allow a scanned PDF upload.
What happens if I withhold too much?
Any excess tax withheld will be refunded to you when you file your annual tax return.
Do I need to attach the worksheet to the payer?
No. The worksheet is for your personal records only; only the top part of the form goes to the payer.

HOW TO

How to fill out Form W-4S for free, online in 5 easy steps:

1
Open the Fillable Form
Click the **"Fill out this form"** button on the page. The Formize PDF Filler will open the official IRS Form W‑4S instantly.
2
Enter Your Information
Type your name, SSN, address, and the exact dollar amount you want withheld per payment.
3
Complete the Worksheet
Use the worksheet section to calculate your estimated tax based on projected income, deductions, and credits.
4
Review and Sign
Check all entries for accuracy, then add your electronic signature and date.
5
Download or Print
When you’re satisfied, click **Submit** to download the completed PDF or print it to give to your payer.

ABOUT

Internal Revenue Service (IRS) Forms

Form W-4S is one of the official tax forms used in the United States to report income, claim deductions and credits, calculate tax liability, and fulfill other tax-related obligations. The IRS is the federal agency responsible for administering and enforcing the internal revenue laws in the United States.

Here are some examples of Internal Revenue Service forms:

Form 1040: This is the primary individual income tax return form used by most taxpayers. It is used to report various types of income, claim deductions and credits, calculate tax liability, and determine whether a taxpayer owes additional tax or is entitled to a refund.

Form 1099: There are different variations of Form 1099, such as 1099-MISC, 1099-INT, 1099-DIV, etc. These forms are used to report income received by individuals or businesses from various sources other than employment, such as self-employment income, interest income, dividend income, and rental income.

Form W-2: This form is used by employers to report wages paid to employees and the taxes withheld from their pay. Employees use the information on Form W-2 to complete their individual tax returns.

Form 941: Employers use this form to report employment taxes, including federal income tax withheld, Social Security tax, and Medicare tax, for their employees.

Form 1065: This form is used by partnerships to report their income, deductions, and tax liability. Partnerships themselves do not pay income tax; instead, the partners report their share of partnership income on their individual tax returns.

Form 1120: This is the corporate income tax return form used by C corporations to report their income, deductions, and tax liability.

Form 990: This form is used by tax-exempt organizations, such as nonprofits and charities, to report their financial information, activities, and compliance with tax laws.

Form 8862: This form is used by taxpayers who previously claimed the Earned Income Tax Credit (EITC) but had it disallowed, and now want to claim it again.

These are just a few examples of the numerous IRS forms that exist to fulfill various tax-related obligations. The specific forms required for an individual or business depend on their unique circumstances, income sources, and deductions. It's advisable to consult the official website of the Internal Revenue Service (www.irs.gov) or seek professional tax advice to obtain accurate and up-to-date information regarding the specific IRS forms relevant to your tax situation.

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