Yes! You can use AI to fill out Form W-2, Wage and Tax Statement
Don't type 272 fields by hand. Tell our AI about yourself, or upload your W-2 or last year's return, and it fills every field in seconds. You check it, then download, print or sign.
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What this form asks for
The AI fills all of it, from your answers or your documents.
The AI checks your answers before you download
32 checks built for this form, so a wrong date or a missing answer is caught before anyone else sees it.
The software ensures that the version of the Wage and Tax Statement (Form W-2) being used is the official IRS-approved version for filing. It checks for the correct layout, fields, and formatting as specified by the IRS guidelines. This validation is crucial to avoid rejections from the Social Security Administration (SSA) due to the use of outdated or incorrect forms. The software also confirms that all updates and changes in the form are incorporated as per the latest tax year requirements.
The software confirms that the employee's social security number (SSN) is correctly entered in Section a of the Form W-2. It validates the SSN format, ensuring it follows the standard 9-digit format without any errors. The software also checks for common input mistakes and alerts the user if the SSN appears to be invalid or mismatched with the employee's records. This step is vital for accurate tax reporting and for the employee's social security benefits.
The software verifies that the employer identification number (EIN) is accurately entered in Section b of the Form W-2. It ensures that the EIN follows the correct 9-digit format, including the hyphen (XX-XXXXXXX). The software cross-references the EIN with the employer's registered information to prevent any discrepancies. This verification is essential for the IRS to identify the employer for tax purposes.
The software checks that the employer's name, address, and ZIP code are properly filled in Section c of the Form W-2. It validates the accuracy of the information against the employer's official records and ensures that the address format complies with USPS standards. The software also highlights any missing or incomplete fields, which are necessary for the SSA and IRS to contact the employer if needed.
The software ensures that the control number, if applicable, is entered in Section d of the Form W-2. It checks that the control number is in the correct format and sequence as designated by the employer's payroll system. This number is often used by employers for internal tracking and identification of individual W-2 forms. The software's validation of this field helps maintain the integrity of the employer's payroll records.
The software ensures that the employee's full name is accurately captured in Section e of the Wage and Tax Statement. It checks for the correct order and spelling of the first name, middle initial, last name, and any applicable suffix. The validation process includes cross-referencing the name with official documents to prevent any discrepancies. It also alerts the user if any part of the name is missing or incorrectly formatted.
And 26 more checks
- Verifies that the employee's address and ZIP code are accurately filled in Section f.
- Checks that wages, tips, and other compensation are correctly reported in Box 1.
- Ensures that the federal income tax withheld is accurately reported in Box 2.
- Confirms that the social security wages are correctly entered in Box 3.
- Verifies that the social security tax withheld is accurately reported in Box 4
- Checks that the Medicare wages and tips are correctly reported in Box 5
- Ensures that the Medicare tax withheld is accurately entered in Box 6
- Confirms that the social security tips are correctly reported in Box 7
- Verifies that the allocated tips are accurately entered in Box 8
- Checks that Box 9 is left blank as instructed.
- Ensures that dependent care benefits are correctly reported in Box 10.
- Confirms that nonqualified plans are accurately entered in Box 11.
- Verifies that codes and amounts for Box 12 are entered according to the instructions.
- Checks the appropriate boxes in Box 13 for statutory employee, retirement plan, and third-party sick pay.
- Ensures that other information is correctly entered in Box 14 as needed.
- Confirms that the state employer's state ID number is accurately entered in Box 15.
- Verifies that state wages, tips, etc., are correctly reported in Box 16.
- Checks that state income tax is accurately entered in Box 17.
- Ensures that local wages, tips, etc., are correctly reported in Box 18.
- Confirms that local income tax is accurately entered in Box 19.
- Verifies that the locality name is correctly entered in Box 20.
- Checks that all copies of the W-2 are distributed as required
- Ensures that the employee receives Copies B, C, and 2 by January 31, 2025.
- Confirms that Copy A is filed with the SSA by January 31, 2025.
- Verifies that any corrections are made using Form W-2c
- Checks that Copy D is kept for the employer's records and that IRS guidelines for the retention of tax records are followed
Let AI fill out your Form W-2
No typing. Every field filled in seconds, checked, ready to sign.
How to Fill Out Form W-2 Online for Free in 2026
What the AI walks you through.
- Visit Instafill.ai and select the W-2 form for the current tax year.
- Enter your employer’s details, including name, address, and Employer Identification Number (EIN).
- Input each employee’s personal information, such as full name and Social Security Number (SSN).
- Provide the necessary wage, tip, and tax withholding details.
- Sign and date the form electronically.
- Review for accuracy and submit.
Common Mistakes in Completing Form W-2
The ones the AI is built to catch.
Using non-scannable IRS copies for SSA filing
Incorrect employee social security number in Section a
Incorrect employer identification number (EIN) in Section b
Omitting or miswriting employer's name, address, or ZIP in Section c
Failing to enter control number in Section d if applicable
Misspelling employee's name or omitting suffix in Section e
Entering incomplete or incorrect employee address in Section f
Reporting incorrect wages, tips, and compensation in Box 1
Entering wrong federal income tax withheld amount in Box 2
Miscalculating social security wages in Box 3
Miscalculating social security tax withheld in Box 4
Miscalculating Medicare wages and tips in Box 5
Miscalculating Medicare tax withheld in Box 6
Failing to report social security tips in Box 7
Incorrectly reporting allocated tips in Box 8
Filling in Box 9 instead of leaving it blank
Incorrectly reporting dependent care benefits in Box 10
Failing to report nonqualified plans in Box 11
Using incorrect codes or amounts in Box 12
Incorrectly checking boxes in Box 13
Omitting other information in Box 14 when necessary
Incorrect state employer's state ID number in Box 15
Reporting incorrect state wages, tips, etc. in Box 16
Entering wrong state income tax amount in Box 17
Miscalculating local wages, tips, etc. in Box 18
Entering incorrect local income tax in Box 19
Omitting or miswriting locality name in Box 20
Failing to distribute the correct copies to the right recipients
Not providing employee with Copies B, C, and 2 by the deadline
Failing to file Copy A with the SSA by the deadline
Using Form W-2 instead of Form W-2c for corrections
Not retaining Copy D for employer's records as required
Not following IRS guidelines for retention of tax records
Frequently Asked Questions About Form W-2
Is it really free for 7 days?
Can I fill other forms too?
How do I cancel?
How does the AI fill out Form W-2?
What happens to my information?
How complex is Form W-2 to fill out?
What is the purpose of Form W-2 and who is required to file it?
What information is required to be reported on Form W-2?
How and when are Forms W-2 and W-3 filed with the Social Security Administration?
Can Forms W-2 and W-3 be filed electronically?
What is the penalty for failing to file Form W-2 on time?
What is the difference between Copy A and Copy B of Form W-2?
What is the purpose of the control number on Form W-2?
What is the purpose of box 12 on Form W-2?
What is the difference between a W-2 and a 1099 form?
What is the purpose of the Earned Income Tax Credit (EITC) and how does it relate to Form W-2?
What is the difference between a W-2 and a W-3 form?
What is the purpose of the penalty section in the General Instructions for Forms W-2 and W-3?
What is the difference between a statutory employee and a non-statutory employee?
What is the difference between a section 401(k) plan and a section 403(b) plan?
What is the difference between a section 457(b) plan and a section 401(k) plan?
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NJ state forms: Form 1095-A, Health Insurance Marketplace Statement, Form 593, Real Estate Withholding, Form 8938, Statement of Specified Foreign Financial Assets, Form CMS-2567, Statement of Deficiencies, Form 1098, Mortgage Interest Statement, Form 1098-T, Tuition Statement, Form 1099-S, Proceeds From Real Estate Transactions, Form 1098-E, Student Loan Interest Statement, Form DS-3053, Statement of Consent, Form DS-86, Statement of Non-Receipt of a U.S. Passport, Form DS-86, Statement of Non-Receipt of a U.S. Passport, Form 108, Statement of Intention, Form 107, Statement of Financial Affairs, Form 121, Statement About Your SSNs, Form 122A-1, Chapter 7 Statement of Current Monthly Income, Center for Infertility & Reproductive Surgery – New Patient Questionnaire and Patient/Guarantor Statement (Brigham and Women’s Hospital, Department of Obstetrics and Gynecology), Adult Travel Document Application for Stateless and Protected Persons in Canada (16 years of age or over) (PPTC 190), Form W-8IMY (Rev. October 2021), Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding and Reporting, Form W-2, Wage and Tax Statement (2025), State of New Mexico Workers’ Compensation Administration — Workers' Compensation Complaint (Rev. 8/22) (11.4.4.9 NMAC)
state ID forms: Application for Renewal or Duplicate of Alabama Driver License or ID card, Form 1095-A, Health Insurance Marketplace Statement, Form 593, Real Estate Withholding, Form 8938, Statement of Specified Foreign Financial Assets, Form CMS-2567, Statement of Deficiencies, Form 1098, Mortgage Interest Statement, Form 1098-T, Tuition Statement, Form 1099-S, Proceeds From Real Estate Transactions, Form 1098-E, Student Loan Interest Statement, Form DS-3053, Statement of Consent, Form DS-86, Statement of Non-Receipt of a U.S. Passport, Form 108, Statement of Intention, Form 107, Statement of Financial Affairs, Form 121, Statement About Your SSNs, Form 122A-1, Chapter 7 Statement of Current Monthly Income, Center for Infertility & Reproductive Surgery – New Patient Questionnaire and Patient/Guarantor Statement (Brigham and Women’s Hospital, Department of Obstetrics and Gynecology), Adult Travel Document Application for Stateless and Protected Persons in Canada (16 years of age or over) (PPTC 190), Form W-8IMY (Rev. October 2021), Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding and Reporting, Form W-2, Wage and Tax Statement (2025), State of New Mexico Workers’ Compensation Administration — Workers' Compensation Complaint (Rev. 8/22) (11.4.4.9 NMAC)
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