Field notes
Real properties. Clear results. Defensible methodology.
Explore eight anonymized cost segregation case studies with property facts, reclassification results, tax context, and engineering takeaways.
A retail motor fuels outlet analysis moved the full depreciable basis into 5- and 15-year property, making the entire basis eligible for bonus depreciation.
- Property type
- Gas station with convenience store
- Region
- Northeast
- Total reclassified
- 100%
- Accelerated depreciation
- ~$1,369,000 through 2025
Separating the site work from the building's later in-service date captured a higher bonus rate on several hundred thousand dollars of project cost.
- Property type
- Retail, office, and warehouse
- Region
- Southeast
- Total reclassified
- 61.3%
- Accelerated depreciation
- ~$1,947,000 through 2025
An on-site inspection separated work completed before acquisition from later qualified improvement property across units renovated at different times.
- Property type
- Two-story office building
- Region
- Mountain West
- Total reclassified
- 30.5%
- Accelerated depreciation
- ~$510,000 through 2025
The condominium documents established the ownership boundary before cabinetry, flooring, and qualified improvement property were classified.
- Property type
- Medical office condominium unit
- Region
- Northeast
- Total reclassified
- 48.0%
- Accelerated depreciation
- ~$48,000 through 2025
A component-level condition review accounted for recent remodels and decades of varied wear across a 1936 six-unit apartment building.
- Property type
- Small multifamily, 6 units
- Region
- Upper Midwest
- Total reclassified
- 24.8%
- Accelerated depreciation
- ~$267,000 through 2025
With little site work to classify, high-end appliances, lighting, flooring, millwork, and cabinetry drove the 5-year property result.
- Property type
- Townhouse
- Region
- Southeast
- Total reclassified
- 25.0%
- Accelerated depreciation
- ~$210,000 through 2026
The study kept the indoor pool in the 39-year building rather than inflating the result by treating it as a 15-year site improvement.
- Property type
- Short-term rental cabin
- Region
- Southeast
- Total reclassified
- 12.3%
- Accelerated depreciation
- ~$107,000 through 2025
With a mostly fixed interior, the property's patio, deck, fencing, hardscaping, and landscaping carried the cost segregation study.
- Property type
- Single-family short-term rental
- Region
- Southeast
- Total reclassified
- 24.9%
- Accelerated depreciation
- ~$137,000 through 2025
Results are specific to each property and tax situation and are not a projection for your property.