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Washington Aerospace Tax Incentives

Washington Aerospace Tax Incentives

Funds Washington aerospace suppliers through preferential tax frameworks including business tax and sales relief.

ClosedWashington Department of RevenueUnited StatesEligible in Washington
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About

Washington state offers six distinct statutory tax preferences for the aerospace sector, all administered by DOR on excise returns. Programs include: B&O Credit for Preproduction Development Expenditures (research, design, engineering activities in WA, expires July 1 2040); B&O Credit for Property/Leasehold Taxes (same eligibility cohort, expires July 1 2040); a preferential B&O rate (0.9% for non…

What this grant funds

Washington state B&O tax credits, preferential rates, and sales/use tax exemptions for licensed aerospace manufacturers, FAR Part 145 repair stations, and aerospace tooling suppliers operating in Washington.

Key facts
CycleiHow often this grant runs — e.g. annually, on a rolling basis, or a one-off call.Annual
Next deadlineiThe next date applications are due. Rolling means you can apply any time.—
Decision timeiTypical time from the deadline to the funder's decision.—
Project durationiHow long the funded work is expected to run.—
Award typeiThe form of funding — grant, equity, loan, tax credit, etc.Tax credit
Match fundingiThe share of project costs you must cover yourself. 0% = fully funded.0%
Funding pooliThe total budget available across all awards in this round.—
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Eligibility criteria

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Last verified: 22 Jul 2026Source: dor.wa.gov