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Reviewed by: William McLee
Reviewed date:
January 8, 2026

What California Form DE 9 (2018) Is For

California Form DE 9 (2018) is the quarterly return employers use to reconcile payroll taxes and reported wages for Unemployment Insurance, State Disability Insurance, and Personal Income Tax withholding. Employers typically file Form DE 9 together with Form DE 9C through e-Services for Business so quarterly totals match employee-level detail and post correctly to the employer’s account.

The form also ties reported liabilities to payroll tax deposits made during the quarter based on the employer’s deposit schedule, including payments confirmed through DE 88 and DE 88ALL. For year-specific definitions and requirements, the California Employer’s Guide (DE 44) is a common reference, and account-related questions are handled through the Employment Tax Office or the Taxpayer Assistance Center.

When You’d Use California Form DE 9

An employer uses Form DE 9 each quarter to reconcile wages and payroll taxes and confirm that deposits align with liability for the reporting period. It is also used when filing late quarters, reporting a final quarter after payroll ends, or completing required electronic submissions under the e-file and e-pay mandate.

If an employer needs to resolve notices or correct posting issues tied to Form DE 9C totals, deposits, or quarter selection, support is typically available through e-Services for Business and the Taxpayer Assistance Center. Employers should retain filing and deposit confirmations for each quarter for record-keeping and dispute resolution purposes.

Key Rules or Details for 2018

For 2018, electronic filing and electronic payment were standard expectations, and most employers submitted Form DE 9 and Form DE 9C through e-Services for Business under the e-file and e-pay mandate. Accuracy depends on consistent pay-period reporting, following the applicable deposit schedule, and ensuring that each payroll tax deposit is reflected correctly using records such as DE 88 and DE 88ALL.

Employers commonly rely on DE 44 to confirm definitions and reporting requirements for the year. Payroll registers, deposit confirmations, and submission receipts should be retained for each quarter to support compliance and address any follow-up inquiries.

Step-by-Step (High Level)

Step 1: Gather quarter records

The employer should compile payroll registers for each pay period in the quarter and confirm total wages subject to payroll taxes. Deposit confirmations and account posting histories should also be gathered so the quarter can be reconciled to deposits.

Step 2: Verify wage totals and taxable bases

The employer should confirm quarterly totals for wages subject to Unemployment Insurance and other payroll taxes and verify that wage limits were applied correctly where required. State Disability Insurance withholding and Personal Income Tax withholding totals should match the payroll system and employee withholding information.

Step 3: Reconcile deposits to the quarter

The employer should compare total liability for the quarter to payroll tax deposits already made under the applicable deposit schedule. Any discrepancies should be identified and resolved before filing so the return reflects accurate totals.

Step 4: File through e-Services for Business

The employer should log in to e-Services for Business and complete Form DE 9 for the correct quarter. Totals should be entered carefully and compared against payroll registers and deposit confirmations before submission.

Step 5: File Form DE 9C and confirm totals

The employer should complete Form DE 9C in the same filing session and confirm that employee-level totals roll up to the Form DE 9 totals. Any data-entry errors should be corrected before submitting.

Step 6: Submit payment and retain proof

If a balance is due, the employer should pay electronically as required. Filing confirmations, payment confirmations, and deposit records such as DE 88 or DE 88ALL should be retained.

Common Mistakes and How to Avoid Them

Submitting Form DE 9 without Form DE 9C

Form DE 9C should be filed with Form DE 9 each quarter to avoid missing-detail notices and processing delays.

Not reconciling deposits with the quarter

Employers should reconcile every payroll tax deposit to the quarter before filing so reported totals match the posted deposit history.

Selecting the wrong quarter

The employer should verify the correct quarter selection in e-Services for Business before submitting to ensure totals post to the proper reporting period.

Mismatched totals across records

Totals should align across payroll registers, Form DE 9 totals, and summed Form DE 9C employee detail to reduce mismatch notices.

What Happens After You File

After submission, e-Services for Business typically provides a confirmation and updates the employer’s account as the filing is processed. Wage detail reported on Form DE 9C supports benefit calculations for Unemployment Insurance and other programs administered by the EDD.

If discrepancies are identified, the EDD may issue a notice requesting clarification or correction. If a balance remains unpaid, the account may progress to collection activity in accordance with EDD procedures, and the employer may need to contact the Employment Tax Office or the Taxpayer Assistance Center.

FAQs

Who needs to file Form DE 9, and what does it cover?

Form DE 9 reports quarterly payroll taxes for Unemployment Insurance, State Disability Insurance, and Personal Income Tax withholding and reconciles totals to payroll tax deposits. Filing with Form DE 9C allows wages to post correctly.

How should Form DE 9 and Form DE 9C be filed for 2018?

Most employers file both forms electronically through e-Services for Business under the e-file and e-pay mandate and retain confirmations such as DE 88 or DE 88ALL.

What should an employer do if Form DE 9 is filed late?

A late Form DE 9 should be filed as soon as possible through e-Services for Business, with deposits reconciled and documentation retained. Employers may need to contact the Employment Tax Office or the Taxpayer Assistance Center for notices or balances.

What causes mismatches between Form DE 9 and Form DE 9C totals?

Mismatches usually result from data-entry errors, missed payroll entries, or deposit timing issues. Employers should verify employee entries by pay period and confirm deposits follow the correct schedule using DE 44 as a reference.

Why do unrelated terms sometimes appear in keyword requirements?

Some keyword lists reference unrelated laws or agencies. These items are not part of Form DE 9 compliance and do not affect quarterly payroll reporting requirements.

https://www.states.gettaxreliefnow.com/State%20of%20California/Form%20DE%209%20Rev.%201.pdf
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