Business Asset Deduction Calculator (2024/2025)
Maximize Your Tax Write-Offs
This tool helps you calculate the maximum first-year tax deduction for your business assets using Section 179, Bonus Depreciation, and standard MACRS rules.
First-Year Deduction Calculator
Enter your asset details to see how much you can deduct this year. The tool automatically applies the 2024 limits and phase-outs.
Bonus Depreciation Phase-Down
Bonus Depreciation offers a huge upfront deduction, but the benefit is decreasing each year. This chart illustrates the urgency for businesses looking to make large capital investments.
Asset Classes & Conventions
Depreciation rules depend on the asset type. Here are the most common conventions:
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Personal Property
5/7 Year Classes (e.g., equipment, furniture). Uses **Half-Year Convention** (or Mid-Quarter if >40% of assets are bought in Q4).
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Residential Real Property
27.5-Year straight-line (e.g., apartments). Uses **Mid-Month Convention**.
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Nonresidential Real Property
39-Year straight-line (e.g., offices, warehouses). Uses **Mid-Month Convention**.