Tax Year 2026Updated July 13, 2026

Does California Tax Overtime in 2026?

Unknown – California has not acted on the OBBBA overtime deduction. As of August 2026, the California Franchise Tax Board (FTB) has not adopted the federal overtime deduction (IRC §225), and the California Legislature has not passed conformity legislation. California requires explicit legislative action to adopt new federal deductions. With the nation's highest income tax rates (up to 13.3%) and the largest workforce in America, California workers face the biggest potential state-level cost from non-conformity on overtime. The federal deduction still applies on your federal return regardless, saving you up to $1,500–$2,750 in federal taxes.

How California's Overtime Tax Treatment Works

California's tax system operates under the Revenue and Taxation Code (R&TC), which maintains its own definition of taxable income and does not automatically conform to IRC changes. The R&TC references a fixed IRC conformity date – currently January 1, 2015 – with selective updates enacted by the legislature.

For the OBBBA overtime deduction (IRC §225) to apply in California, the legislature must pass a bill either updating the conformity date or selectively adopting the provision. The FTB cannot adopt major new deductions without legislative authorization.

California's history of delayed and selective conformity suggests rapid adoption is unlikely. After the TCJA in 2017, California took years to selectively conform to some provisions while permanently rejecting others. The OBBBA provisions could follow a similar multi-year path.

The workforce impact: California employs more hourly workers than any other state. Industries with heavy overtime – logistics, healthcare, construction, manufacturing, agriculture – are pillars of the California economy. A nurse earning $95,000 with $12,500 in overtime could save $1,163 in California taxes if the state conformed. Multiplied across millions of workers, the aggregate impact of non-conformity is measured in billions.

Federal Overtime Deduction Quick Reference

Detail	Value
IRC Section	§225 (OBBBA)
Maximum deduction	$12,500 overtime ($25,000 MFJ)
Deduction type	Above-the-line (Schedule 1-A)
FICA still applies?	Yes (Social Security 6.2% + Medicare 1.45%)
MFS eligible?	No (MFJ or Single/HoH only)
Effective dates	Jan 1, 2025 – Dec 31, 2028
California treatment	Does not conform
What qualifies?	Overtime premium only (the 0.5x above regular rate), FLSA non-exempt employees

Worked Examples Comparing Federal and California Treatment

Example 1: Warehouse worker in Inland Empire (single filer, $52,000 income, $8,000 overtime premium)

Federal return:
Qualifying overtime premium: $8,000
Overtime deduction claimed: $8,000 (capped at $12,500)
Estimated federal tax savings: $960.00

California return:
California has not acted on the OBBBA overtime deduction. IF California conforms, this worker could save approximately $480 in state taxes ($8,000 × 6% marginal CA rate). IF California does not conform, the full $8,000 in overtime premium pay remains subject to California income tax at the 6% marginal rate, costing approximately $480. The federal savings of $960 apply regardless.

Example 2: Registered nurse in the Bay Area (single filer, $95,000 income, $12,500 overtime premium – federal cap reached)

Federal return:
Qualifying overtime premium: $12,500
Overtime deduction claimed: $12,500 (capped at $12,500)
Estimated federal tax savings: $2,750.00

California return:
California has not acted on OBBBA conformity. IF California conforms, this nurse could save approximately $1,163 in state taxes ($12,500 × 9.3% marginal CA rate). IF California does not, the full $12,500 remains subject to the 9.3% rate, costing $1,163 in state taxes. At California's rates, the state-level cost of non-conformity on overtime is among the highest in the nation.

California's Overtime Workforce and the Stakes of Non-Conformity

California's combination of the nation's largest workforce, highest income tax rates, and strict overtime laws (including daily overtime after 8 hours, not just weekly after 40) creates a uniquely large pool of workers affected by OBBBA overtime deduction uncertainty.

California workers are more likely to earn overtime than workers in most other states because California's overtime threshold is more generous – workers earn overtime after 8 hours in a single day, not just after 40 hours in a week. This means more California workers have qualifying overtime income that could benefit from the deduction.

California's High Rates Amplify the Cost

The state-level tax cost of non-conformity scales with California's marginal rates:

At 6% marginal (income ~$40K–$56K): $12,500 cap = $750 in CA taxes on overtime
At 8% marginal (income ~$56K–$71K): $12,500 cap = $1,000 in CA taxes on overtime
At 9.3% marginal (income ~$71K–$361K): $12,500 cap = $1,163 in CA taxes on overtime

No other state imposes as high a tax cost on overtime income for workers in the $50K–$150K income range.

SDI and Overtime – A Separate California Consideration

California's State Disability Insurance (SDI) at 1.3% with no wage cap applies to all wages including overtime, regardless of any income tax deduction. This is a payroll-level withholding that the OBBBA overtime deduction does not affect. California overtime workers pay SDI on their full overtime wages in all scenarios.

Related Tools

No Tax on Overtime Calculator - calculate your federal overtime deduction
California Tax Guide - full state tax overview
California Paycheck Calculator
Does California Tax Tips?
W-2 Code TP: Tips Reporting Guide
W-2 Code TT: Overtime Reporting Guide
All 51 States: Tips & Overtime Tax Map

Frequently Asked Questions

Does California conform to the federal OBBBA 'no tax on overtime' deduction?

As of August 2026, California has not conformed. The Franchise Tax Board (FTB) has not adopted the OBBBA overtime deduction (IRC §225), and the California Legislature has not passed conformity legislation. California requires explicit legislative action to adopt new federal deductions – they do not flow through automatically.

How much could California overtime workers save if the state conforms?

The savings depend on your California marginal tax rate. At 6% (income around $40K–$56K), the maximum $12,500 deduction saves $750 in CA taxes. At 8% ($56K–$71K), it saves $1,000. At 9.3% ($71K–$361K), it saves $1,163. California's high rates make conformity significantly more valuable than in most other states.

Why is California's overtime deduction inaction particularly impactful?

California has the largest workforce in the nation, with millions of hourly employees who regularly earn overtime – from warehouse and manufacturing workers to nurses, firefighters, and construction crews. Combined with state tax rates of 6–9.3% for most overtime earners, the aggregate state-level tax cost from non-conformity is enormous.

What California income tax rate applies to overtime pay?

California taxes overtime pay at the same graduated rates as regular wages. Rates range from 1% to 12.3% plus a 1% Mental Health Services Tax surtax on income over $1 million. Most overtime workers fall in the 6–9.3% brackets. There is no special California tax treatment for overtime pay.

Should I plan on overtime being fully taxable in California for 2026?

Yes. Given California's structural requirement for explicit legislative action and the legislature's history of delayed conformity to new federal provisions, the prudent approach is to treat overtime as fully taxable on your California return. Claim the federal overtime deduction on your Form 1040 – this saves you federal taxes regardless of California's position.

Does California's State Disability Insurance (SDI) also apply to overtime pay?

Yes. California SDI (1.3% in 2026, with no wage cap) applies to all wages including overtime. This is a separate withholding from income tax and is not affected by the OBBBA overtime deduction in any scenario. SDI is withheld on gross wages regardless of any income tax deductions.