Ohio Form IT-942 is the Ohio Employer’s EFT 4th Quarter/Annual Reconciliation of Income Tax Withheld, and every Ohio employer classified as a partial-weekly withholding filer must submit it through the Ohio Business Gateway to reconcile state income tax withheld from employee wages. Employers in this category remit withholding tax by EFT after each payroll, then use IT-942 quarterly (for Q1, Q2, and Q3) and again at year-end as the 4th-quarter and annual reconciliation that ties payroll-level withholding to W-2 totals reported on the companion Form IT-3.
Getting IT-942 wrong is expensive. According to the Ohio Department of Taxation’s employer withholding guidance, late or incorrect withholding reconciliations can trigger a 50-per-month failure-to-file penalty, a 10% failure-to-pay penalty under Ohio Revised Code 5747.15, and statutory interest set yearly under ORC 5703.47. Here is what this guide covers:
- 📋 What IT-942 is, who must file, and how it differs from IT-941
- 🗂️ Every document and account number you need before you log in
- 🧾 A line-by-line walkthrough of each box on the current revision
- 👥 Three full filer scenarios with named examples and entries
- 💻 Filing through the Ohio Business Gateway, OH|TAX eServices, and EFT/ACH options
- ⚠️ The mistakes that trigger penalties and how to avoid each one
What the Form Is and Who Must File It
Ohio Form IT-942 is the quarterly and year-end reconciliation return used only by employers the state has classified as partial-weekly filers under ORC 5747.07. The Ohio Department of Taxation assigns this status when an employer’s combined Ohio and school district withholding exceeds 84,000 in the 12-month look-back period that ends on June 30. Partial-weekly filers do not pay tax with IT-942; they already paid each pay period by EFT, and IT-942 simply reports those payments and reconciles them to actual liability.
Monthly and quarterly filers do not file IT-942. They file Form IT-501 for periodic payments and Form IT-941 as their annual reconciliation. Filing the wrong reconciliation form pushes a return into rejection status and can trigger a non-filer notice, so confirm your withholding frequency in the assignment letter the Department mailed when your account opened or inside your Ohio Business Gateway employer profile.
The form is authorized under ORC Chapter 5747 and the rules in Ohio Administrative Code 5703-7. The receiving agency is the Ohio Department of Taxation, Employer Withholding Unit, and payment movement is handled through the Ohio Treasurer of State EFT system. The deadline for Q1–Q3 filings is the last day of the month following the quarter, and the 4th-quarter/annual reconciliation is due January 31 following the close of the calendar year, the same day W-2s are due to employees under federal rules.
Before You Start: Documents and Information You Need
Open IT-942 only after you have every number in hand. Switching back and forth between payroll software and the Ohio Business Gateway session causes timeouts that can wipe partially entered data after 20 minutes of inactivity. Gather the following at minimum:
- 8-digit Ohio Withholding Account Number issued by the Department on your registration confirmation, because the system rejects any submission whose account number does not match the FEIN on file.
- Federal Employer Identification Number (FEIN) as it appears on your IRS SS-4 confirmation letter, since a mismatch with the IRS database flags the return for manual review.
- Pay-period-by-pay-period Ohio withholding totals for the quarter, because IT-942 asks you to enter the Ohio income tax withheld per pay date, not a single quarterly sum.
- EFT confirmation numbers for each remittance, available inside OH|TAX eServices, so you can prove timely payment if the Department questions a date.
- Year-to-date Ohio wages and withholding from your payroll register, which becomes the reconciliation total on the annual filing.
- Form W-2 totals (Box 17 Ohio income tax) for every employee, because the annual IT-942 must agree with the totals reported on Form IT-3 and the W-2 file.
- School district withholding figures, kept separate, because school district tax is reported on Form SD-141, not on IT-942, and mixing them inflates your liability.
- Bank routing and account numbers for any balance due to be paid by ACH debit, since the Gateway will not save partial banking entries between sessions.
- Prior-quarter IT-942 confirmation numbers, useful if the Department questions a year-to-date carryover.
- Authorized signer name, title, phone, and email, because the Gateway requires a real person, not a generic mailbox, to attest to the return.
If any item is missing, pause and pull it before opening the form. A blank field that should not be blank is one of the top reasons returns reject in the Gateway’s nightly batch.
Where to Get the Form and How to Access It
Ohio Form IT-942 is filed electronically. There is no paper version that the Department of Taxation accepts for general use, and mailed paper IT-942 forms are returned to the sender with a notice directing them to file electronically. The official PDF reference copy used by payroll providers and bookkeepers is posted on the Ohio Department of Taxation employer withholding forms page, and that PDF should be used only for record-keeping or to map fields before you log in.
The primary electronic filing channel is the Ohio Business Gateway, a single sign-on portal operated by InnovateOhio that handles withholding, sales, CAT, and municipal returns. A second channel is OH|TAX eServices, which the Department launched to consolidate taxpayer accounts and which now accepts withholding reconciliations as well. Some payroll service providers also transmit IT-942 through approved third-party software using the Department’s bulk-file specifications.
To access the Gateway, the business owner first creates an OH|ID account, the same single-sign-on used for unemployment and other state services. After OH|ID authentication, you link the business by entering the FEIN and the 8-digit Ohio withholding account number. The Gateway then displays the withholding transaction tile, where IT-942 appears under Employer Withholding → File/Pay → IT-942 Quarterly/Annual Reconciliation. The first-time link can take up to two business days if the FEIN-to-account match needs human review, so do not start linkage on January 30 expecting to file on January 31.
Step-by-Step: How to Fill Out Form IT-942 Line by Line
The current revision of IT-942 is divided into a header block, a per-pay-period payment grid, a reconciliation block, and a signature block. Each H3 below maps to one line, box, or logical group on the live Gateway screen. Use the exact field names shown on the Gateway, not informal names from older PDFs.
Header: Ohio Withholding Account Number
This box asks for your 8-digit Ohio Withholding Account Number assigned by the Ohio Department of Taxation. Enter the digits with no dashes, spaces, or letters, and do not include the FEIN here. Marcus Bell, owner of Bell Roofing LLC in Akron, types 51234567 into the account number field exactly as it appears on his Department assignment letter.
If you have lost the account number, retrieve it from any prior IT-501 confirmation or by calling the Employer Withholding Unit at 1-888-405-4039. A common mistake is typing the FEIN here because it is easier to remember, which causes the Gateway to throw a taxpayer not found error and locks the screen until you exit. The misconception worth correcting is that the account number changes when ownership changes; in fact, the number stays with the FEIN until the entity is closed under ORC 5747.07(M).
Header: Federal Employer Identification Number (FEIN)
This field asks for your nine-digit federal EIN issued by the IRS. Enter it as nine straight digits with no hyphen, because the Gateway strips formatting and a hyphen counts as a character. Janet Pierce, payroll manager at Pierce Manufacturing Inc., enters 341234567 rather than 34-1234567.
If your business changed its FEIN mid-year due to a structural change, file a final IT-942 under the old FEIN and a new IT-942 under the new FEIN, never combine them. The most common error here is transposing two digits, which sends the return to a different taxpayer’s account and can disclose payment data incorrectly. The misconception to dispel is that the Gateway auto-fills the FEIN from your OH|ID; it does not, because OH|ID is a personal credential, not a business identifier.
Header: Reporting Period (Quarter and Year)
This dropdown asks which quarter and tax year the return covers. Select the quarter from the dropdown (Q1, Q2, Q3, or Q4/Annual) and confirm the four-digit year. Carlos Nguyen, CFO at Nguyen Logistics, selects Q4/Annual and 2025 for the January 31, 2026, deadline.
A nuance: if you fix a prior period, you do not change the dropdown on a new return; you file an amended IT-942 for that earlier quarter using the Amend function on the Gateway. The common mistake is selecting the calendar quarter you are filing in rather than the quarter you are reporting for; that pushes the payment to the wrong period and creates a phantom delinquency. The misconception is that Q4 and Annual are separate filings; on IT-942 they are the same return, because Q4 always carries the annual reconciliation.
Header: Legal Business Name and DBA
This field captures the legal entity name on file with the Ohio Secretary of State and any DBA used for payroll. Enter the legal name exactly as it appears on your Ohio Secretary of State business filing, including punctuation. Aisha Carter, owner of A. Carter Bakery LLC, enters A. Carter Bakery LLC and leaves DBA blank because she does not operate under a fictitious name.
If your business operates under a registered trade name, put the legal name in the first box and the trade name in the DBA box; do not combine them with a slash. The mistake to avoid is using the brand name only, which can cause the Department’s annual W-2 match to fail because W-2 Box C must show the same legal name. The misconception is that small typos do not matter; the Gateway runs an exact-match check against Secretary of State data, and even an extra space rejects the return.
Header: Business Address
This block asks for the mailing address where the Department should send notices. Use the physical street address, not a payroll provider’s address, unless the provider has a Power of Attorney on file via Form TBOR-1. Marcus Bell enters 412 W Market St, Akron, OH 44303.
If you use a P.O. Box, enter the P.O. Box on line 1 and the physical address on line 2, because some Department notices ship via certified mail and require a street address. A common mistake is leaving an old address that predates a move, which means a 30-day response window on a Department notice can expire before mail forwarding catches it. The misconception is that updating the address on the IT-942 alone updates it agency-wide; it does not, and you should also update the address on file with the Ohio Secretary of State.
Line 1: Ohio Income Tax Withheld Per Pay Period
This is the heart of the form. The Gateway displays a grid with a row for each pay date in the quarter, and you enter the Ohio income tax withheld from employee wages for that pay date. Enter dollars and cents, no commas. Janet Pierce, who runs a bi-weekly payroll, enters 4,827.15 for the pay date 01/10/2025 and continues row by row through the quarter.
If a pay date had zero Ohio withholding (for example, a bonus run that was 100% federal), you must still enter 0.00 on that row, because skipping rows breaks the date sequence the Department uses for its lookback test. The mistake to avoid is entering gross wages instead of withheld tax; the field is liability, not payroll. The misconception is that you can roll several small pay dates into one line; you cannot, because the partial-weekly rule under ORC 5747.07 requires per-pay-date reporting.
Line 2: Total Ohio Income Tax Liability for the Quarter
This line sums Line 1 across every pay date in the quarter. The Gateway calculates the total automatically, but always verify it against your payroll register before clicking Next. Carlos Nguyen sees 58,412.96 appear and ties it to his payroll system’s quarterly Ohio liability report.
If the auto-sum disagrees with your records by even a penny, do not override it; instead, find the pay-date row that is wrong and correct Line 1. The mistake to avoid is forcing a manual override, which the Gateway flags and routes to manual review, delaying acceptance. The misconception is that this line should equal the amount paid; it equals liability, and liability minus payments creates the over- or under-payment on later lines.
Line 3: Total Payments Previously Made This Quarter
This line shows the total EFT payments the Department has on file for the quarter. The Gateway pre-populates it from the Ohio Treasurer of State EFT system, and you should compare it line by line to your bank statements before accepting. Aisha Carter sees 12,300.00 pre-filled and confirms three 4,100.00 EFT payments cleared on the dates listed.
If a payment you sent is missing, do not reduce Line 3; instead, click Add Payment and enter the EFT confirmation number from your bank, because the system can re-pull missing payments overnight. The mistake to avoid is overriding Line 3 without supporting confirmations, which the Department treats as an unverified claim and may deny. The misconception is that ACH credit payments post immediately; in practice, they post the next business day, so a January 31 payment initiated at 6 p.m. may appear in the February batch.
Line 4: Balance Due or Overpayment
This line is Line 2 minus Line 3. A positive number is a balance due to the Department; a negative number is an overpayment that can be refunded or carried forward. Marcus Bell sees -215.40 and selects Carry forward to next quarter rather than requesting a refund check.
If you have a balance due, the Gateway routes you to a payment screen where you choose ACH debit, ACH credit, or credit card (with a third-party convenience fee). The mistake to avoid is closing the window after seeing the balance and assuming you will pay later; the return is not considered filed until payment is initiated, and the late-pay penalty under ORC 5747.15 starts immediately. The misconception is that a small overpayment is automatically refunded; it is not, because the Department defaults to carry forward unless you explicitly check the refund box.
Line 5: Annual Reconciliation Total Ohio Wages (Q4 only)
On the 4th-quarter/annual return, an extra block opens for annual reconciliation. Line 5 asks for total Ohio wages paid during the calendar year, matching W-2 Box 16. Janet Pierce enters 4,210,544.18 for Pierce Manufacturing’s 2025 Ohio wages.
If you have employees who worked in multiple states, include only the Ohio-source wages under the rules of ORC 5747.06. The mistake to avoid is using federal Box 1 wages instead of Ohio Box 16 wages, because pre-tax 401(k) deferrals reduce Box 1 but not Box 16. The misconception is that reciprocal-state employees (Indiana, Kentucky, Michigan, Pennsylvania, West Virginia) are excluded; Ohio wages paid to a reciprocal-state resident are still Ohio wages for IT-942 reporting, even if Ohio tax was not withheld.
Line 6: Annual Reconciliation Total Ohio Income Tax Withheld (Q4 only)
Line 6 asks for total Ohio income tax withheld for the year, the sum of W-2 Box 17 across all employees. The Gateway compares this number against the year’s IT-942 liability totals and flags variances over 1.00. Carlos Nguyen enters 233,651.78.
If your W-2 totals do not match the sum of your four IT-942 quarterly liabilities, fix the underlying error before you submit; do not “plug” Line 6 to make it agree. The mistake to avoid is rounding inconsistently; the Department expects penny-accurate totals, and rounding that creates a multi-dollar variance triggers a desk audit. The misconception is that IT-942 replaces Form IT-3; it does not, and you must still upload IT-3 with W-2 data by January 31.
Line 7: Variance and Reason Code (Q4 only)
If the Gateway detects a difference between Line 2 totals across the year and Line 6, it asks you to pick a variance reason code: 01 (rounding), 02 (amended W-2), 03 (timing of pay date), or 04 (other, with free-text). Aisha Carter selects 01 Rounding for a 0.42 variance.
If the variance is over 25 and not rounding, expect a Department letter requesting payroll register documentation. The mistake to avoid is choosing 04 (other) without a clear written explanation, because vague entries are auto-routed to audit. The misconception is that variances under a dollar can be ignored; even small variances must be coded, because the Gateway will not let you submit until the field is populated.
Signature Block: Authorized Signer
The signature block captures the name, title, phone, email, and date of the human authorizing the return under penalty of perjury per ORC 5747.19. Enter the signer’s full legal name, not initials. Marcus Bell enters Marcus J. Bell, title Owner, phone 330-555-0148, email marcus@bellroofing.com, date 01/29/2026.
If a paid preparer files on your behalf, the preparer’s information goes in a separate Preparer block, and the owner still signs the taxpayer block. The mistake to avoid is letting an unauthorized employee sign; that can void the return and expose the actual taxpayer to a willful-failure penalty. The misconception is that an electronic signature is less binding; under ORC 1306.06, it has the same legal force as ink.
Three Filled-Out Examples Using Real Scenarios
Below are three named filers, each walked through the most important sections of IT-942. Numbers are illustrative but realistic for the partial-weekly filing tier under ORC 5747.07.
Scenario 1: Steady Partial-Weekly Employer (Marcus Bell, Bell Roofing LLC)
Marcus runs bi-weekly payroll for 38 employees in Akron and remits Ohio withholding by ACH debit each pay date. He files Q4/Annual IT-942 on January 27, 2026.
| Form Section | What Marcus Enters |
|---|---|
| Ohio Withholding Account Number | 51234567 |
| FEIN | 341112233 |
| Reporting Period | Q4/Annual 2025 |
| Legal Business Name | Bell Roofing LLC |
| Business Address | 412 W Market St, Akron, OH 44303 |
| Line 1 (per pay date) | 26 pay dates, each between 3,950.00 and 4,310.00 |
| Line 2 Total Liability (Q4) | 27,118.42 |
| Line 3 Payments on File | 27,118.42 |
| Line 4 Balance/Overpayment | 0.00 |
| Line 5 Annual Ohio Wages | 2,684,310.55 |
| Line 6 Annual Ohio Withheld | 108,402.18 |
| Line 7 Variance Code | 01 Rounding (0.06) |
| Signature | Marcus J. Bell, Owner, 01/27/2026 |
Scenario 2: Employer Who Over-Remitted (Janet Pierce, Pierce Manufacturing Inc.)
Janet’s payroll team accidentally double-remitted a 4,827.15 EFT in November 2025, creating an annual overpayment.
| Form Section | What Janet Enters |
|---|---|
| Ohio Withholding Account Number | 56789012 |
| FEIN | 341234567 |
| Reporting Period | Q4/Annual 2025 |
| Legal Business Name | Pierce Manufacturing Inc. |
| Line 2 Total Liability (Q4) | 58,412.96 |
| Line 3 Payments on File | 63,240.11 |
| Line 4 Balance/Overpayment | (4,827.15) overpayment |
| Refund vs. Carry Forward | Refund requested |
| Line 5 Annual Ohio Wages | 4,210,544.18 |
| Line 6 Annual Ohio Withheld | 233,651.78 |
| Line 7 Variance Code | 03 Timing of pay date |
| Attachments | Bank confirmation of duplicate ACH |
| Signature | Janet R. Pierce, Controller, 01/30/2026 |
Scenario 3: Employer Who Under-Remitted (Carlos Nguyen, Nguyen Logistics Inc.)
Carlos missed one weekly EFT in December 2025 because of a banking error and now owes a balance with interest.
| Form Section | What Carlos Enters |
|---|---|
| Ohio Withholding Account Number | 58901234 |
| FEIN | 342223344 |
| Reporting Period | Q4/Annual 2025 |
| Legal Business Name | Nguyen Logistics Inc. |
| Line 2 Total Liability (Q4) | 61,902.30 |
| Line 3 Payments on File | 56,750.00 |
| Line 4 Balance Due | 5,152.30 |
| Payment Method | ACH Debit on 01/31/2026 |
| Penalty (10% under ORC 5747.15) | 515.23 |
| Interest (per ORC 5703.47) | 21.46 |
| Line 5 Annual Ohio Wages | 3,994,210.00 |
| Line 6 Annual Ohio Withheld | 240,118.40 |
| Signature | Carlos D. Nguyen, CFO, 01/31/2026 |
How to File the Completed Form
IT-942 must be filed electronically. The Department of Taxation rejects paper IT-942 forms and returns them with instructions to use the Ohio Business Gateway. Three electronic channels are available, and the right choice depends on your payroll volume and whether you use a service provider.
The Ohio Business Gateway is the default channel. After signing in with your OH|ID, select Employer Withholding, then IT-942, follow the line-by-line prompts, and pay any balance by ACH debit (no fee), ACH credit (no fee, initiated at your bank), or credit card (2.65% convenience fee charged by the third-party processor). Processing time is real-time for ACH debit and 1–2 business days for ACH credit. Save the confirmation number displayed on the final screen as your proof of filing.
The OH|TAX eServices channel at tax.ohio.gov/online-services accepts the same return and is preferred by single-entity taxpayers who do not use the multi-tax Gateway. Fees and processing times are identical, and the confirmation number is interchangeable with the Gateway’s.
The bulk-file/MeF channel is open to payroll service providers and large employers who file using approved software per the Department’s bulk file specifications. The provider transmits IT-942 along with W-2 and IT-3 data in a single XML package. Confirmation comes back within 24 hours. Always retain the provider’s submission ID, because the IRS-style MeF acknowledgement is your proof of filing if a Department notice arrives later.
What Happens After You File
Within minutes of submitting through the Gateway, you receive an on-screen confirmation number and an email receipt to the address tied to your OH|ID. Save both. The confirmation is your sole proof of timely filing if a notice later disputes the date.
Within 7–10 business days, the Department’s automated reconciliation engine matches Line 6 against the year’s IT-501 and prior IT-942 totals, and against the W-2 file uploaded with Form IT-3. If everything ties, the account moves to reconciled status and no further notice is issued. If a variance over 25 is detected, you receive a Notice of Variance by mail and through your OH|TAX eServices inbox, with 30 days to respond.
If you requested a refund on Line 4, the Department processes the refund in 6–8 weeks by paper check or, if you enrolled in direct deposit on the refund screen, by ACH credit in about 4 weeks. If you elected carry forward, the credit appears on your next quarterly IT-942 as a pre-filled adjustment. Late filers receive a Billing Notice showing the 50/month failure-to-file penalty plus the 10% failure-to-pay penalty plus interest, and that bill is collectible by the Ohio Attorney General’s Collections Enforcement Section after 60 days.
Mistakes to Avoid When Filling Out the Form
- Filing IT-941 instead of IT-942 when classified as partial-weekly, which causes both returns to reject and triggers a non-filer notice.
- Entering the FEIN in the Ohio account number box, which throws a taxpayer not found error and locks the session.
- Skipping zero-withholding pay dates, which breaks the date sequence and routes the return to manual review.
- Using federal Box 1 wages on Line 5, which understates Ohio wages and triggers a desk audit.
- Combining school district withholding with state withholding, which inflates Line 6 and forces an amended return.
- Overriding the auto-summed Line 2 to “fix” a variance, which is flagged and delays acceptance by weeks.
- Closing the window before paying a balance on Line 4, which leaves the return unsubmitted and starts the late-pay clock under ORC 5747.15.
- Choosing variance code 04 (other) without a clear note, which auto-routes the return to audit.
- Letting an unauthorized employee sign, which can void the return under ORC 5747.19.
- Failing to upload IT-3 and W-2s by January 31, which voids an otherwise correct IT-942 reconciliation.
- Initiating ACH credit on January 31 after 5 p.m., which posts February 1 and triggers a one-day late-pay penalty.
- Forgetting to save the Gateway confirmation number, which leaves you without proof of timely filing.
Dos and Don’ts
- Do verify your withholding frequency in writing before filing, because the Department reassigns frequencies each July under ORC 5747.07.
- Do reconcile IT-942 to your payroll register before opening the Gateway, because session timeouts after 20 minutes wipe partial entries.
- Do keep EFT confirmation numbers for at least four years, because the audit lookback runs three years plus the current year.
- Do file early in January for the Q4/Annual deadline, because Gateway traffic on January 30–31 causes timeouts.
- Do match Line 6 to W-2 Box 17 totals to the penny, because variances over 1.00 trigger automated review.
- Do elect carry-forward for small overpayments under 50, because refund processing costs more in time than the dollar value.
- Don’t mail a paper IT-942, because it will be returned and the original due date will not be tolled.
- Don’t combine multiple FEINs on one return, because each entity must file its own IT-942.
- Don’t round to whole dollars, because the Gateway expects penny-accurate entries and rejects whole-dollar totals.
- Don’t rely on a payroll provider’s confirmation alone, because Department records are the only authoritative ones.
- Don’t ignore a Notice of Variance, because the 30-day response window is jurisdictional, and a missed reply moves the assessment to the Ohio Attorney General.
- Don’t sign the return until every line is reviewed, because the e-signature carries the same penalty exposure as an inked signature under ORC 1306.06.
Pros and Cons of Filing on Your Own vs. With Help
Many small employers debate whether to file IT-942 themselves through the Ohio Business Gateway or to hand the return to a payroll provider or CPA. The right answer depends on payroll volume, internal expertise, and risk tolerance.
Pros of Filing on Your Own
- No third-party fee, which saves 200–600 per quarter for small employers.
- Faster control over corrections, because you do not wait for a provider to schedule the change.
- Direct visibility into Department notices in your OH|TAX eServices inbox.
- Better learning curve for owner-operators who plan to scale payroll in-house.
- Real-time confirmation numbers, captured at the moment of submission rather than relayed through a provider.
Cons of Filing on Your Own
- Higher error rate without payroll-software integration, because manual entry of 26 bi-weekly pay dates invites typos.
- Personal liability exposure under ORC 5747.19 if the signer signs an inaccurate return.
- Time cost of 2–4 hours per quarter for a small business owner who has other priorities.
- No professional second look at variances that could indicate a deeper payroll issue.
- Greater risk of missing the January 31 deadline during a busy holiday season.
How IT-942 Compares to IT-941
A common point of confusion is the difference between IT-942 and IT-941. The table below makes the distinction concrete.
| Topic | IT-942 (Partial-Weekly) | IT-941 (Monthly/Quarterly) |
|---|---|---|
| Who files | Employers over 84,000 in 12-month look-back | Employers under 84,000 |
| Frequency | Quarterly + Annual reconciliation | Annual reconciliation only |
| Per-pay-date detail | Required on Line 1 | Not required |
| Filing channel | Ohio Business Gateway | Ohio Business Gateway |
| Annual due date | January 31 | January 31 |
| Companion forms | IT-501 EFT, IT-3, W-2, SD-141 | IT-501, IT-3, W-2, SD-141 |
| Authorizing statute | ORC 5747.07 | ORC 5747.07 |
Key Agencies, Statutes, and Companion Forms
The Ohio Department of Taxation administers IT-942, processes the data, and issues notices. The Ohio Treasurer of State handles the EFT cash movement and provides the payment confirmation that the Gateway pulls into Line 3. The Ohio Attorney General’s Collections Enforcement Section collects unpaid balances after 60 days.
The governing statutes are ORC 5747.07 (employer withholding rules), ORC 5747.15 (penalties), ORC 5703.47 (interest), and ORC 5747.19 (signer liability). The administrative rules sit in Ohio Administrative Code 5703-7.
Companion forms include IT-501 for EFT remittance, IT-3 for W-2 transmittal, SD-141 for school district reconciliation, and TBOR-1 for power-of-attorney designations. The Department’s most-cited Information Release IT 2007-08 on partial-weekly classification still controls how the 84,000 threshold is calculated.
FAQs
Is IT-942 the same as IT-941?
No. IT-942 is the quarterly and annual reconciliation for partial-weekly filers, while IT-941 is the annual-only reconciliation for monthly and quarterly filers under ORC 5747.07.
Can I file IT-942 on paper?
No. The Ohio Department of Taxation requires electronic filing through the Ohio Business Gateway or OH|TAX eServices, and paper IT-942 forms are returned with instructions to refile electronically.
Do I write my FEIN or my Ohio account number in the account-number box?
No, never the FEIN there. The account-number box takes the 8-digit Ohio Withholding Account Number issued by the Department, and the FEIN goes in its own separate field.
Should Line 5 use federal Box 1 wages or Ohio Box 16 wages?
No federal Box 1. Use Ohio Box 16 wages under ORC 5747.06, because pre-tax deferrals reduce federal but not Ohio wages.
Do I include school district withholding on Line 6?
No. School district tax is reported separately on Form SD-141, and combining it with state withholding inflates Line 6 and forces an amended return.
Is the Q4 IT-942 the same as the annual reconciliation?
Yes. On IT-942, Q4 and the annual reconciliation are the same return, with Lines 5, 6, and 7 opening only on the Q4/Annual filing.
Can I get a refund of an overpayment on Line 4?
Yes, but only if you check the Refund box; otherwise the Gateway defaults to carry forward, and the credit appears on next quarter’s IT-942.
Do I still file IT-3 if I file IT-942?
Yes. Form IT-3 and the W-2 file are required by January 31 in addition to IT-942, and missing IT-3 voids the reconciliation.
Is the January 31 deadline ever extended?
No routine extensions are granted, but the Department may waive penalties on a case-by-case basis under ORC 5703.47 for documented disasters.
Can a payroll service sign IT-942 for me?
Yes, if the service has a Form TBOR-1 power of attorney on file, otherwise an officer or owner of the business must sign.
Do I file a zero-liability IT-942 if I had no payroll?
Yes. A zero return is required to keep the account in good standing, because skipping a quarter triggers a non-filer notice even when no tax was due.
Is interest charged on small balances under 10?
Yes. Interest under ORC 5703.47 accrues on any unpaid balance regardless of size, though the Department often waives bills under 1.00.
Do reciprocal-state employees count on Line 5?
Yes. Wages paid to residents of Indiana, Kentucky, Michigan, Pennsylvania, or West Virginia are still Ohio wages on Line 5, even though no Ohio tax was withheld.
Can I amend a prior IT-942?
Yes. Use the Amend function inside the Ohio Business Gateway for the original quarter, and never change the period dropdown on a fresh return.
Related reading
- How to Fill Out Ohio Withholding Form IT 4 + FAQs
- How to Fill Out Indiana Withholding Form WH-4 + FAQs
- How to Fill Out Ohio Form IT-1040 (w/Examples) + FAQs
- How to Fill Out Ohio Form IT-3 (w/Examples) + FAQs
- How to Fill Out Ohio Form IT-501 (w/Examples) + FAQs
- How to Fill Out Ohio Form IT-941 (w/Examples) + FAQs
- How to Fill Out Ohio Form IT-4708 (w/Examples) + FAQs