Cost Segregation Studies

You have the construction ledger, so the study is priced off real cost detail. Shorter recovery periods, front-loaded cash flow.

Coordinated with the other six disciplines
What this is

The work, in plain language.

A cost segregation study is an engineering-based analysis that breaks a property's cost basis into its component parts: land improvements, personal property, building systems. Each is reclassified into its correct IRS recovery period. Instead of depreciating the whole building over 27.5 or 39 years, large pieces shift into 5-, 7-, and 15-year buckets, accelerating deductions into the years they matter most.

Front-loaded depreciation is leverage. A study completed in year one of ownership often unlocks a year-one deduction equal to 20–30% of the building's depreciable basis. Paired with bonus depreciation and the right income character, that deduction can offset hundreds of thousands of taxable income.

  • Studies built from your cost ledger
  • Bonus depreciation timing
  • Placed-in-service planning
20–30%
Building basis often reclassified to 5/7/15-year property
$80k–$320k
Typical year-one deduction range, residential rentals
1–3 yrs
Window where most studies are most valuable
100%
Audit-ready engineering documentation
What's involved

From first call to filing.

A repeatable engagement, not a guessing game.

    01
    Property review
    We assess the property type, basis, hold period, and your full income picture before recommending a study.
    02
    Engineering site work
    Licensed engineers inventory and measure the components (building, fixtures, land improvements) that drive the reclassification.
    03
    Reclassification & report
    Components are mapped to their correct recovery periods. You receive an engineering-grade study with full IRS-defensible documentation.
    04
    Filing & coordination
    Your CPA files the resulting deductions: current year via Form 3115 if the property is already in service, or directly if it's the first year.
    05
    Year-end coordination
    We coordinate the study with bonus depreciation, the placed-in-service date, and your closing calendar so the deduction lands in the year it does the most work.
FAQ

The questions most people ask first.

Generally when the property's depreciable basis exceeds ~$500k, you have meaningful taxable income to offset, and you intend to hold for at least a few years. We screen this at the start of a Strategy Session.

Yes. A 'look-back' study captures missed depreciation as a current-year deduction via Form 3115, with no amended returns required.

The 2025 tax law made 100% bonus depreciation permanent for most qualifying property acquired after January 19, 2025. That makes the study more valuable: the reclassified 5-, 7- and 15-year property can often be written off in full in year one. Property acquired earlier sits under the old phase-down rates, so the acquisition date matters and we model it.

No. The IRS publishes its own Cost Segregation Audit Techniques Guide, and engineering-based studies that follow it are routinely sustained on examination. The risk is poor documentation, not the strategy itself.

It depends on the order and the relinquished property's existing depreciation. Done right, you keep the cost-seg benefit; done wrong, you trigger recapture. We coordinate before either side closes.

Stop filing. Start strategizing.

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