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Reviewed by: William McLee
Reviewed date:
January 12, 2026

What California Form 3514 (2021) Is For

California Form 3514, also known as Form FTB 3514 on the California Income Tax Forms list, is used to claim the California Earned Income Tax Credit and the Young Child Tax Credit for the 2021 tax year. These tax credits are cash-back credits that can reduce income tax liability and may produce a refund even when no income tax is owed.

This income tax credit is calculated using California earned income and Federal Adjusted Gross Income from Federal Form 1040, including Federal AGI and Adjusted Gross Income details. Form 3514 is filed with a California tax return, such as Form 540, Form 540-2EZ, or Form 540NR, which is the California Nonresident or Part-Year Resident Income Tax Return, along with the Part-Year Resident Income Tax Return option.

When You’d Use California Form 3514

Taxpayers use Form 3514 to claim the California EITC or Young Child Tax Credit on their 2021 California income tax return that was filed on time. People in California typically file it with California withholding shown on tax forms, self-employment income subject to California law, and wages reported on Form W-2.

A taxpayer also uses Form 3514 for a late-filed income tax return or an amended return when the credit was missed or disallowed. An amended filing typically uses Form 540X with California Adjustments – Residents on Schedule CA, and it may require the taxpayer to restate gross income, filing status, and earned income figures for California tax filings.

Key Rules or Details for 2021

Eligibility for 2021 is based on federal adjusted gross income, investment income, California earned income limits, household information, and filing status. The California Earned Income Tax Credit Worksheet and the Form 3514 INS instructions are used to calculate the final credit and verify that the Earned Income Tax Credit requirements are fulfilled.

Identification rules are important because Social Security numbers and Individual Taxpayer Identification Numbers can affect who can get the California Earned Income Tax Credit. When federal rules say that Social Security numbers are needed, California lets people use an Individual Taxpayer Identification Number instead. The Franchise Tax Board may ask for proof of this.

Step-by-Step (High Level)

Step 1: Confirm basic eligibility inputs

Verify filing status, California residency details, and that earned income is derived from wages or net self-employment in accordance with California law and withholding requirements.

Step 2: Verify federal adjusted gross income

Confirm Federal AGI from IRS Form 1040 and transfer the amount accurately. This figure drives eligibility thresholds and worksheet calculations.

Step 3: Check investment income limits

Total income from investments, such as interest, dividends, and gains. Verify that the amount does not exceed the 2021 limit, as specified in the Form 3514 instructions and worksheet.

Step 4: Enter qualifying child information

Enter details for each qualifying child, including identification numbers and residency days. Keep supporting documentation consistent with the form’s fields.

Step 5: Calculate the credit and attach the form

Use the worksheet to figure out the Young Child Tax Credit and the California EITC. When you file electronically or by mail, copy the totals to Form 540, 540-2EZ, or 540-NR and send Form 3514 with them.

Common Mistakes and How to Avoid Them

  • Missing Form 3514 in the e-file or submission packet: Confirm Form 3514 is included in the final California tax return submission, including any PDF workflow or tax preparation services output.

  • Incorrect transfers from federal totals or mismatched California earned income lines: Verify copied amounts against the underlying W-2 and net self-employment records and confirm California withholding and any In-Home Supportive Services exclusions are entered on the correct lines.

  • Including non-earned income as California earned income: Treat wages and net self-employment income as earned income, and exclude items such as Social Security, unemployment, and investment income from the California EITC earned income lines.

  • Incomplete or inconsistent qualifying child entries: Enter complete dates of birth, identification numbers, and addresses, and ensure the information matches across Form 3514 and the California income tax return.

  • Using the wrong California residency return form: Confirm whether Form 540 or Form 540NR applies to the filing situation before submitting, especially for part-year resident EITC cases.

What Happens After You File

Following submission, the California tax return and the Form 3514 calculation are examined by the Franchise Tax Board, which may compare the wage and withholding information from California to third-party tax forms. Documents for California residents, eligible children, or identity verification items linked to Social Security numbers or Individual Taxpayer Identification Numbers may be requested by the agency if problems occur.

Amended filings usually take longer because they are often reviewed manually and may require updates to Schedule CA and the California Earned Income Tax Credit Worksheet. A taxpayer should keep copies of the income tax return, worksheets, and supporting records in case follow-up is needed.

FAQs

Can a taxpayer claim the California Earned Income Tax Credit without a Social Security number?

A taxpayer may qualify if the taxpayer, their spouse, and a qualifying child meet California identification requirements, which can include an Individual Taxpayer Identification Number (ITIN). The Franchise Tax Board may request verification documents; therefore, taxpayers should maintain records consistent with the information reported on their filed income tax return.

What counts as California earned income for Form 3514?

Wages subject to California withholding and net earnings from self-employment are typically included in California earned income; Social Security and the majority of investment income are not. When filling out Form W-2, the taxpayer should consult the California wage amounts and business records.

How does a taxpayer claim Form 3514 on an amended return?

When a taxpayer needs to change their California income tax return, they usually use Form 540X and attach Form 3514 with the new amounts. The taxpayer should also update Schedule CA, which includes California Adjustments for Residents, so that the California tax returns match up with the totals on the Federal Form 1040.

Does the California Department of Tax and Fee Administration handle Form 3514?

The California Department of Tax and Fee Administration generally administers sales and use tax programs, not the Earned Income Tax Credit or other income tax credits on a California tax return. The California EITC and Young Child Tax Credit are administered by the Franchise Tax Board, even if a checklist refers to the California Department of Tax and Fee Administration.

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