Home Office Tax Deductions by State (2026)
Federal home office deductions follow IRS Publication 587 in all 50 states, but state treatment varies. Some states (California, New York) layer their own quirks on top; nine states (Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington, Wyoming) have no personal income tax at all. Pick your state to see the federal calculation, the state-specific rules, the relevant form numbers, and the combined deduction value at the top bracket.
Two federal methods. The simplified method deducts $5/sq ft up to a 300 sq ft cap (
Pick your state
What qualifies in every state
The IRS requires the home office to be used regularly and exclusively for your business. The space must be your principal place of business or a place where you meet clients. Equipment used in the home office (desk, monitor, ergonomic chair, lighting, etc.) qualifies as a separate Section 179 deduction per IRS Publication 946.
For a complete buyer's guide to ergonomic home office setups that qualify as Section 179 deductions, see our sister-site DeskDeploy: the best home office ergonomic setup for 2026 →
Calculate your deduction
Use the CeoCult Tax Set-Aside Calculator to estimate your federal + state tax liability with home office deductions factored in. The calculator pre-fills state rates from each state-specific page above.