Cost Segregation Studies for Real Estate Owners & CPAs
Accelerate Depreciation & Improve Cash Flow with Engineering-Based Studies Built to IRS Standards
1. What is a Cost Segregation Study?
A Cost Segregation Study is a engineering-based tax strategy that can help real estate owners and tenants to accelerate depreciation deductions.
Although standard depreciation occurs over a lengthy 39-year period, many assets within a structure–from plumbing and electrical fixtures to flooring–are not designed to last that long.
Cost segregation consultants can break out such assets for a five-year, seven-year, or 15-year recovery period, helping accelerate depreciation, defer taxes, and improve cash flow.
2. When Can a Cost Segregation Study Be Performed?
A cost segregation study can be performed at any time during the real estate life cycle. Common scenarios include:
- Post-Acquisition
Cost segregation can be performed immediately after a property is acquired, or several years later through a look-back study. - New Construction
Cost segregation can be incorporated as soon as construction is complete, allowing owners to maximize first-year depreciation. - Pre- and Post-Renovation
Renovations may create newly depreciable assets and, in some cases, enable the write-off of replaced components under the Tangible Property Regulations.
3. What are the Tax Benefits of Cost Segregation?
The immediate benefits of cost segregation include:
- Increased Cash Flow
- Decreased Tax Burden
- Accelerated Depreciation
- Bonus Depreciation
A quality Cost Segregation Analysis also provides long-term benefit, as it provides the documentation required to support other tax strategies, teeing you up for further savings.
4. How Much Can You Save with the Cost Segregation Tax Benefit?
In general, accelerated depreciation can create a federal tax benefit of $30,000–$200,000 for every $1M spent.
Actual results depend on property type, cost basis, and tax posture. All estimates should be supported by an engineering-based study.
Explore Our Library of Cost Segregation Case Studies
Real-world cost segregation studies across property types, all prepared using engineering-based methodologies:
Request a Cost Segregation Benefit Estimate
Which Cost Segregation Study is Right For You?
If you’ve constructed, acquired, or renovated commercial or residential real estate in the last 15 years – you might benefit from a Cost Segregation Study. But what type of Study is right for you? The Capstan Team can help you select the most appropriate option for your fact pattern. Every Capstan Study is built to meet the IRS’ Audit Technique Guidelines.
Standard Cost Segregation Study (SCSS):
- Most commonly employed study
- Appropriate for new construction, acquisition, renovations, look-back studies
Cost Segregation Desk Review (CSDR)
- This is a streamlined version of the SCSS, appropriate for simple, new construction projects
- There is no associated on-site visit – the engineer creates the report using construction drawings, contractor ledgers, invoices, and photos
Advanced Cost Segregation Study (ACSS)
- The most involved study, this takes the SCSS up a notch, providing enhanced pricing detail regarding base building assets
- An ACSS study is appropriate for properties anticipating future asset disposition under the Tangible Property Regulations
3115 Documentation
- After a look-back Cost Segregation Study, the accounting method of an entity often needs to be changed
- This is done through the preparation of a Form 3115
- This add-on service is performed by Capstan’s Tax Director at the request of a client’s CPA
Maximum Savings. Minimum Hassle. It’s Easier Than You Think.
Cost Segregation is incredibly powerful when it’s done right. Too often taxpayers are left with studies based on imprecise methodology, incorrect assumptions, or incomplete support – putting their savings and their plans at risk. The right partner matters. Capstan delivers accurate results, supported by engineering-based analysis, with documentation you can rely on — today and years down the road.
MEET
Whether you’re a CPA advising clients or an owner considering a study, we strive to understand your situation and your broader goals. No opportunities are overlooked and no assumptions are made.
PLAN
No cookie cutter strategies here. We develop a customized approach – with the right level of engineering analysis — that maximizes benefit now and in future.
IMPLEMENT
You can proceed with confidence. Our engineers and specialty tax advisors provide the meticulous data and rigorous analysis to fully support your Cost Segregation Study.
MONITOR
Our work doesn’t stop when the report is delivered. If new savings opportunities arise, we’ll revisit your project. We’re here to support future planning. And our work is backed by no-cost audit defense.
Looking for Accurate Results Without Unnecessary Risk?
Partners Each Have
20+ YEARS
of Industry Experience
10,000+
Cost Segregation
Analyses Performed
Experience in all
50 States
ASCSP
Certified Professionals on Staff
- FULL COMPLIANCE with ASCSP MQS 2016 and Subsequent Audit Technique Guideline
- METICULOUS In-Person Site Visits Document all Assets to Support Tax Strategies
- 30 day Turnaround from Site Visit to REPORT DELIVERY
- COMPREHENSIVE REPORT includes Photos, Spreadsheets, Graphical Analysis, and 100+ Pages of Content
Cost Segregation FAQs
What is a Cost Segregation Analysis and How Does it Work?
Cost segregation is a tax planning strategy that can help real estate owners and tenants to accelerate depreciation deductions. Although standard depreciation occurs over a lengthy 39-year period, many assets within a structure – from plumbing and electrical fixtures to flooring – are not designed to last that long.
The ability to break out such assets for a five-year, seven-year, or 15-year recovery period helps accelerate depreciation, defer taxes, and improve cash flow.
What are the Tax Benefits of Cost Segregation?
What is a “Look-Back” Cost Segregation Study?
How Do I Claim the Tax Benefits of Cost Segregation?
The tax benefits of cost segregation may be claimed as a depreciation expense on Tax Form 4562 for current-year studies, or through the use of a Form 3115 for look-back studies.
Your cost segregation consultant will work with you and your tax provider to make sure all benefits are claimed properly.
I Just Purchased a Commercial Property. Might I Benefit from a Cost Segregation Study?
I’m Planning to Remodel a Property I own. Should I Consider a Cost Segregation Study?
Absolutely. In fact, you should consider TWO cost segregation studies – one before renovation and one afterwards.
It might seem counterintuitive to perform a detailed study of assets that you plan to dispose of. Why quantify assets that are on their way out? The answer is simple — if these assets are quantified through a cost segregation study before they are retired, you can use that data to take advantage of a strategy called Partial Asset Disposition (PAD) Election. PAD Elections permit a taxpayer to write off the remaining depreciable basis of an asset that was disposed of in the year it was removed. This can be an incredible tax-savings strategy, but requires a complete record of the assets in question.
If you are planning to incorporate energy-efficiency into the remodeling, cost segregation also provides data useful in Energy-Efficiency Studies, including the EPAct 179D Deduction and the Sec. 45L Credit.
What Makes a Real Estate Property a Good Candidate for a Cost Segregation Study?
Your cost segregation consultant can work with you to explore the potential of your particular properties, but here are some general encouraging factors:
- Newly constructed or acquired properties with a depreciable basis of > $1M (However, favorable legislation means that smaller properties benefit too – the $1M basis is no longer considered a must)
- Renovations costing > $300,000
Certain property types are known for being particularly good candidates: Manufacturing and industrial facilities, multifamily properties, auto dealerships, for-profit medical facilities, self-storage facilities, etc.
How Much Does a Cost Segregation Study Cost?
A cost segregation study’s cost will vary on several factors:
- Property size, type, location
- Property history/complexity
- What property information is readily available
- Number/type of tenants
What Are the Potential Drawbacks of a Cost Segregation Study?
The main potential drawback of a cost segregation study is depreciation recapture.
However, if the property is held for at least 3-5 years, the benefits of accelerated depreciation generally outweigh the potential tax liability from recapture. Furthermore, there are multiple strategies in play that minimize recapture, including PAD (Partial Asset Disposition) Elections and 1031 Exchanges.
Your tax professional and cost segregation consultant can help you determine if recapture tax is a realistic concern in your particular situation.
I’m in Pennsylvania. Are there State-Specific Rules for Cost Segregation in Pennsylvania?
Cost segregation is a federal tax strategy. There are no state-specific rules for cost segregation in Pennsylvania.
What is a Cost Segregation Consultant? How Can They Help Me?
A good cost segregation consultant will want to understand your unique tax situation, plus have a sense of your future goals. Then they will work with you to create a customized plan to get you where you’re going.
A great cost segregation consultant will develop a relationship with you that transcends a single property, and can be a tremendous resource for tax planning over the long-term.
Do I Need to Hire a Cost Segregation Company? Can a Cost Segregation Study be Done Without a Tax Professional?
No, a cost segregation study should not be performed without a tax professional. In fact, performing a quality cost segregation study requires the skills and experience of a trained engineer who will:
- Draw on knowledge of construction methods and costs
- Perform a forensic analysis of property details while quantifying every possible asset
- Break-out assets, assign costs, and place in appropriate class-life category
- Have conclusions approved by tax and technical experts to ensure complete accuracy and compliance with IRS regulations <
The IRS’ Cost Segregation Audit Techniques Guide lists 13 “Principal Elements of a Cost Segregation Study.” The very first element is “Preparation by an Individual with Expertise and Experience,” and the Guide explicitly states that: “… a study by a construction engineer is more reliable than one conducted by someone with no engineering or construction background.”
In short, this is not the time to DIY. Cost segregation studies should be performed by experienced engineers who can provide reports that maximize savings while remaining defensible in the unlikely event of an audit.
I’m Looking at Several Cost Segregation Firms. How Do I Select the Best Cost Segregation Company for Me?
- How many studies have been performed by your team?
- Will my study be performed by a degreed engineer? Do you have ASCSP-Certified team members on staff?
- Do you provide a complimentary Estimate of Benefits?
- Is a site visit performed
- What methodology is used to create the report? What kind of technical/tax review process is involved?
- How frequently will you communicate with me/my client? Can you tailor your level of engagement to our preferences?
- Will you stand behind your work product in the unlikely event of an audit?
- Can you help us craft a comprehensive tax plan that will serve us now and in the future?
- If legislation changes create new savings opportunities, will you revisit my report?
I see that Capstan is a Cost Segregation Firm in Pennsylvania. Do You Only Perform Studies on Properties in Pennsylvania?
While it’s true that Capstan is headquartered here in Dresher, Pennsylvania, we have offices nationwide, and we perform studies from coast to coast. We recently hit our 50th state!
Does Capstan only perform studies on certain types of real estate?
Nope — Capstan does it all. Common verticals include multifamily, auto dealerships, retail properties, and self-storage facilities, but there’s no property type we haven’t tackled.
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Additional Information
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1. Strategic Context and Provider Selection for Cost Segregation
The permanent restoration of 100% bonus depreciation under the One Big Beautiful Bill Act (OB3) has significantly increased the benefit of virtually every cost segregation analysis. To ensure you capture this benefit, it’s crucial that your study is defensible, its methodology is engineering-based, and your chosen provider can support you long after the report is delivered. This section covers what that looks like in practice.
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1. Strategic Context and Provider Selection for Cost Segregation
The permanent restoration of 100% bonus depreciation under the One Big Beautiful Bill Act (OB3) has significantly increased the benefit of virtually every cost segregation analysis. To ensure you capture this benefit, it’s crucial that your study is defensible, its methodology is engineering-based, and your chosen provider can support you long after the report is delivered. This section covers what that looks like in practice.
How does cost segregation work with 100% bonus depreciation?
The OB3 permanently restored 100% bonus depreciation for qualifying property acquired and placed-in-service after January 19, 2025. This reverses the rate phase-down in effect under the Tax Cuts and Jobs Act (TCJA).
A cost segregation study identifies building components that qualify for shorter recovery periods (5, 7, or 15 years) under the Modified Accelerated Cost Recovery System (MACRS). Qualifying assets with a class life of 20-years or less may now be eligible for 100% first-year expensing via bonus depreciation.
The upshot is that projects yielding marginal benefit in a 40% or 60% bonus environment now deliver substantially stronger after-tax returns. Owners who deferred cost segregation studies during the phase-down years often find the math has shifted decisively in favor of moving forward.
What determines the cost of a cost segregation study?
Cost segregation study costs vary based on the technical scope of the work. The primary variables include:
- Property size, type, and geographic location
- Complexity of the building systems and construction history
- Number and type of tenants, particularly for multi-tenant properties
A quality provider will offer a complimentary estimate of benefit before any engagement begins, allowing you to evaluate expected ROI against study cost.
How do you evaluate the best cost segregation companies?
Not all cost segregation firms operate to the same standard. The IRS Cost Segregation Audit Techniques Guide explicitly identifies “Preparation by an Individual with Expertise and Experience” as the first principal element of a defensible study, and notes that studies prepared by construction engineers are more reliable than those conducted by non-engineers. That single point separates specialist firms from general tax advisors who offer cost segregation as a side service.
When comparing the best cost segregation companies, the criteria that matter most include:
| Evaluation Criterion | What to Look For |
| Engineering credentials | Degreed engineers on staff, ASCSP-certified professionals leading studies |
| Study volume and experience | Thousands of studies completed across property types, not hundreds |
| Geographic and vertical coverage | Demonstrated experience across all 50 states and diverse property types |
| Methodology transparency | Site visits, forensic asset quantification, documented tax and technical review |
| Compliance standards | Full adherence to ASCSP Minimum Quality Standards and IRS Audit Technique Guidelines |
| Substance of report | Photos, spreadsheets, graphical analysis, and detailed narrative in every deliverable |
| Audit defense | Complimentary audit defense included, backing the work product |
| Long-term partnership | Willingness to revisit projects if/when legislation creates new opportunities |
Capstan Tax Strategies built its practice around these criteria intentionally. Partners each carry 20+ years of industry experience, the team has completed more than 10,000 cost segregation analyses across all 50 states, and every study meets ASCSP Minimum Quality Standards with no-cost audit defense included up to the field agent level.
What do cost segregation specialists deliver?
Cost segregation specialists perform a forensic engineering analysis that quantifies every eligible asset within a property, assigns appropriate costs based on construction methodology and current pricing data, and places each asset into the correct MACRS class life. Conclusions are reviewed by both tax and technical experts to confirm accuracy and IRS compliance before the report is delivered.
A study built on imprecise methodology or incomplete documentation can provide sub-par results while opening you up to IRS scrutiny. Cost segregation specialists produce reports with the engineering rigor to maximize savings while meeting and exceeding compliance standards.
Capstan’s standard deliverable runs to more than 100 pages of substantiating content per study.
How does Capstan work with CPAs?
Our role is to support the CPA-Client relationship, not compete with it.
Capstan provides the technical depth, defensible methodology, and audit-ready documentation that allow CPAs to advise with confidence and clients to achieve success.
Your CPA remains the primary tax advisor and manages your overall filing strategy. Your Capstan cost segregation provider brings the engineering and construction expertise required, produces the technical file that supports the claim, and may assist with filing mechanics as needed.
Cost segregation benefits for business owners are maximized when the specialist and the CPA work in coordination from the beginning, particularly when the study is one component of a broader tax strategy involving bonus depreciation, Section 179 expensing, or energy-efficient incentives.
Does location matter for a cost segregation study?
Cost segregation is a federal tax strategy, so the mechanics of the analysis are unchanged by location. What can vary by state is treatment of related provisions like bonus depreciation. Those state conformity considerations should be reviewed with your CPA in the context of your specific filing.
Location may impact your choice of provider. Capstan is headquartered in Dresher, Pennsylvania. As such, we have strong CPA relationships across the Mid-Atlantic and deep familiarity with cost segregation Pennsylvania project patterns. We also have offices nationwide and have completed studies in all 50 states, so geographic reach is not a constraint.
Regional cost segregation firms that only operate within one state or vertical often lack the breadth of experience needed to handle unusual property types or complex fact patterns confidently. Capstan’s national footprint means the same standards apply whether your property is in Philadelphia, Phoenix, or Portland.
Ready to see what your project could claim?
A complimentary feasibility analysis is the next practical step. Capstan’s specialists can evaluate your property, estimate expected benefit, and outline the path to a defensible claim.
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