Commercial properties depreciate over 39 years by default — making cost segregation even more impactful than for residential assets.
Estimates are for illustration only. Details
Commercial real estate investors face a longer default depreciation schedule — 39 years instead of 27.5 — which means cost segregation delivers proportionally greater acceleration. A $2M commercial property typically sees $285K reclassified into 5-year, 7-year, and 15-year MACRS classes, generating approximately $105K in first-year tax savings.
The component mix in commercial properties is often more favorable for cost segregation than residential. Office buildouts, retail tenant improvements, restaurant kitchen equipment, specialized electrical and plumbing systems, HVAC zoning, fire suppression systems, and parking lot improvements all qualify for accelerated recovery. In many commercial properties, 25-35% of the depreciable basis can be reclassified.
At $2M, the study cost of $2,995 represents a fraction of the tax benefit. Commercial investors often coordinate cost segregation timing with lease renewals, tenant improvements, or building acquisitions to maximize the tax impact in high-income years. The 100% bonus depreciation provision makes this particularly powerful — the entire reclassified amount is deductible in year one.
Illustrative estimate. Final allocations vary based on property facts and report findings.
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Commercial properties depreciate over 39 years by default — significantly longer than the 27.5-year residential schedule. This longer default timeline means cost segregation delivers proportionally greater acceleration when components are reclassified into 5-year, 7-year, and 15-year MACRS classes.
The component mix in commercial properties is often more favorable for reclassification than residential. Tenant improvement buildouts, specialized electrical and plumbing systems, HVAC zoning, fire suppression systems, parking lot improvements, and signage all qualify for shorter recovery periods. In many commercial properties, 19-29% of the depreciable basis can be reclassified.
With 100% bonus depreciation, the entire reclassified amount is deductible in year one. Commercial investors often coordinate cost segregation with acquisition timing, lease renewals, or tenant improvement projects to maximize the tax impact in high-income years.
Commercial property basis assumes 25% land allocation (75% depreciable). Actual land-to-building ratios vary by location and property type. Results depend on tenant improvements, building age, and mechanical system complexity.
Get a professional cost segregation study with your exact depreciation breakdown. Starting at $495.
Get My Full Study →| Price | Accelerated | Tax Savings | Study Cost | ROI |
|---|---|---|---|---|
| $2M | $285,000 | $105,450 | $2,995 | 35x |
| $3M | $427,500 | $158,175 | $2,995 | 53x |
| Property Type | Accelerated | Tax Savings | Study Cost | ROI |
|---|---|---|---|---|
| Commercial Property | $285,000 | $105,450 | $2,995 | 35x |
| Retail | $300,000 | $111,000 | $2,995 | 37x |
| Multifamily (5+) | $352,000 | $130,240 | $1,495 | 87x |
A cost segregation study is an engineering-based analysis that reclassifies components of your property into shorter IRS depreciation categories (5, 7, and 15 years) instead of the default 27.5 or 39 years. This accelerates your depreciation deductions, reducing your tax bill in the early years of ownership.
Commercial properties depreciate over 39 years by default — 42% longer than the 27.5-year residential schedule. This means cost segregation provides proportionally greater acceleration: reclassifying components from 39 years to 5 years represents a 34-year speedup, compared to a 22.5-year speedup for residential properties.
Yes. The One Big Beautiful Bill Act permanently restored 100% bonus depreciation for property placed in service in 2025 and beyond. This means you can deduct the full amount of accelerated depreciation identified in your cost segregation study in year one.
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