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Cost Segregation Pricing: Transparent, Competitive, All-Inclusive

By Zawwad Ul Sami, Founder, WeCostSegPublished: 2026-05-14Last updated: 2026-07-28

Three tiers, posted publicly. Every study includes five years of written audit defense aligned to the 13 Principal Elements of a Quality Cost Segregation Study (IRS Pub 5653). No additional fee for the defense window.

Rapid Report

$795starting

Residential under $800K basis. Engineer-reviewed.


  • 5 to 10 business day turnaround
  • Engineer-reviewed report
  • 13 Principal Elements compliant
  • 5 years audit defense included
  • Form 3115 prep available extra
See the details
Most popular

Fully Engineered Residential

$2,495starting

Residential and small multifamily up to $2M basis. Site inspection included.


  • 2 to 3 week turnaround
  • Virtual or in-person inspection
  • Engineer-signed detailed report
  • 5 years audit defense included
  • Form 3115 prep included for look-back
See the details

Fully Engineered Commercial

$2,995and up

All commercial property types. Industry-specific guidance per Pub 5653 Ch 7.


  • 3 to 4 week turnaround
  • Virtual or in-person inspection
  • Engineer-signed detailed report
  • 5 years audit defense included
  • Self-storage, hotel, medical office included
See the details

What competitors charge (and why our tiers are positioned where they are)

ProviderTypical residential study priceAudit defense
WeCostSeg Rapid Report$795Included, 5 years
WeCostSeg Fully Engineered Residential$2,495Included, 5 years
KBKG (DIY software)$495Not included
R.E. Cost Seg$950 to $3,325Included scope varies
EisnerAmper, BDO, Aprio$5,000 to $10,000+Quote-only, varies
Big 4 advisory$8,000+Quote-only, varies

Form 3115 preparation

Included at no charge when bundled with a look-back study. Standalone Form 3115 preparation (without a new study) is available on a project basis. We prepare both the original filing and the Ogden duplicate per Rev. Proc. 2015-13.

What the price does not include

  • Your CPA's tax preparation fees.
  • Travel costs for in-person inspections of remote commercial properties (quoted separately).
  • Tax Court representation, which is a separate litigation engagement.

Frequently asked questions

How much does a cost segregation study cost at WeCostSeg?
WeCostSeg offers three tiers. The Rapid Report is $795 for residential properties under $800K basis. Fully Engineered Residential is $2,495 for residential and small multifamily up to $2M basis. Fully Engineered Commercial starts at $2,995 for all commercial property types. Every tier includes five years of written audit defense at no additional charge.
What is included in the $795 Rapid Report tier?
The $795 Rapid Report includes an engineer-reviewed, 13 Principal Elements compliant study for residential property under $800K depreciable basis. Turnaround is 5 to 10 business days. Five years of audit defense is included. Form 3115 preparation for a look-back is available as an extra charge on this tier only.
What does the $2,495 Fully Engineered Residential tier include?
The $2,495 tier covers residential and small multifamily property up to $2M depreciable basis. It includes a virtual or in-person site inspection, an engineer-signed detailed report, five years of audit defense, and Form 3115 preparation for look-back studies at no extra charge. Turnaround is 2 to 3 weeks from engagement signing.
What does Fully Engineered Commercial cost and cover?
Fully Engineered Commercial starts at $2,995 and up depending on scope. It covers all commercial property types including office, retail, restaurant, industrial, self-storage, hotel, and medical office. It includes a virtual or in-person site inspection, engineer-signed detailed report with Pub 5653 Chapter 7 industry guidance, and five years of audit defense. Turnaround is 3 to 4 weeks.
Is audit defense really free for five full years?
Yes. Every WeCostSeg study includes five years of written audit defense at no additional charge. The defense aligns to the 13 Principal Elements of a Quality Cost Segregation Study in Chapter 4 of IRS Publication 5653. Competitors typically charge $1,000 to $5,000 extra for equivalent defense coverage or scope-limit it.
How does WeCostSeg pricing compare to KBKG, EisnerAmper, BDO, and Big 4?
KBKG DIY software runs $495 without engineer review or included audit defense. R.E. Cost Seg residential studies run $950 to $3,325. EisnerAmper, BDO, and Aprio quote $5,000 to $10,000-plus for equivalent residential studies. Big 4 advisory starts at $8,000. WeCostSeg's $795 Rapid Report and $2,495 Fully Engineered tier undercut all four with audit defense included.
What is not included in the posted prices?
Three items sit outside the posted study fees: your CPA's tax preparation fees, travel costs for in-person inspections of remote commercial properties (quoted separately per engagement), and Tax Court representation, which is handled as a separate litigation engagement. Everything required to produce, defend, and file the study itself is included in the posted price.
Is standalone Form 3115 preparation available without a new study?
Yes. Standalone Form 3115 preparation without a new study is available on a project basis. WeCostSeg prepares both the original filing and the Ogden duplicate copy per Rev. Proc. 2015-13. When Form 3115 is bundled with a Fully Engineered look-back study, preparation is included in the study fee at no additional charge.
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About the author

Zawwad Ul Sami, Founder

Zawwad Ul Sami is the founder of WeCostSeg, a founder-led cost segregation firm serving real estate investors across the US. He focuses on strategy, pricing, and the firm's overall direction.