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SANTA ROSA AND SONOMA COUNTY OWNERS

Reviewed August 17, 2026 · Updated for current federal bonus-depreciation guidance

Document the real components behind Sonoma County property basis.

Santa Rosa and Sonoma County properties can combine expensive land, older improvements, seismic or fire-related rebuilding, production areas, tasting rooms, lodging and broad exterior work. A property-specific study separates supported short-life assets without relying on a generic percentage.

  • No study work before payment
  • CPA-ready final report
  • California statewide

WHY IT MATTERS

Move eligible basis into faster recovery periods.

For winery and production sites, the analysis should distinguish general building systems from equipment-support systems and separately owned machinery. Tasting rooms, offices, hospitality space and production areas may have different functions. For apartments, medical offices and retail, renovation layers and post-acquisition improvements should be tied to the correct owner and placed-in-service year.

Plain English: you are not creating a new deduction. You are identifying when supported pieces of the property may be depreciated.

WHAT WE REVIEW

Santa Rosa records and components worth reviewing

01

Winery production areas and dedicated equipment connections

02

Tasting-room, restaurant and hospitality improvements

03

Apartment unit turns and common-area renovations

04

Parking, drainage, fencing, irrigation and landscaping

05

Fire reconstruction, seismic work and later capital projects

06

Appraisal support for land and acquired improvements

SHOW ME THE NUMBERS

Illustrative Santa Rosa commercial example

Illustrative only. This assumes a 37% federal marginal rate where shown and that the owner can currently use the deduction.

Property value
$6,000,000
Estimated depreciable basis
$4,500,000
Potential faster basis
$765,000 to $1,170,000
Potential upfront federal effect
$283,000 to $433,000
Study or comparison benchmark
$10,000 to $20,000+

This is a timing illustration, not guaranteed permanent tax savings. California commonly requires a separate depreciation schedule because it generally does not conform to federal bonus depreciation.

DOES IT FIT?

Strong candidates usually have four things.

Income-producing Sonoma County property

Recent purchase, reconstruction or major renovation

Building and improvement basis supports the study fee

CPA can use separate federal and California schedules

STATEWIDE COVERAGE

Serving owners throughout the region.

Santa RosaRohnert ParkPetalumaWindsorHealdsburgSebastopolSonomaSonoma County

PORTFOLIO PRICING

More properties. Lower cost per study.

Order and pay for the properties together to receive a simple portfolio discount.

2 properties5% off3 to 4 properties10% off5+ properties15% off

STRAIGHT ANSWERS

Frequently asked questions.

Can a winery use cost segregation?+

Potentially. The study must separate the building, land improvements, dedicated systems and equipment already capitalized elsewhere. Production use may also warrant a separate Section 168(n) review under current federal guidance.

Do fire-reconstruction costs need a separate placed-in-service date?+

Often, yes. Reconstruction and later improvements should be reconciled by project and year so the report does not duplicate acquired basis or retired assets.

Is the free estimate a completed study?+

No. It is an illustrative screen using the facts you provide. No engineering takeoff, professional certification or tax opinion is included. Technical work begins only after a signed and paid engagement.

Does my CPA need to approve the study first?+

No. It is smart to ask whether you can currently use additional depreciation, but the paid study does not require advance CPA approval. Your CPA makes the final filing decision.

Do you guarantee tax savings?+

No. A study accelerates the timing of eligible depreciation. Results depend on basis, property facts, placed-in-service dates, passive-loss rules, tax rates and the owner's filing position.

AUTHORITATIVE SOURCES

Reviewed against current IRS and California guidance.

Last reviewed August 17, 2026. Tax rules and procedures can change. Your CPA should confirm the law that applies to your acquisition date, placed-in-service date and return.

IRS Topic 704: DepreciationIRS Cost Segregation Audit Technique GuideIRS Notice 2026-11: 100% bonus depreciation guidanceIRS Notice 2026-16: qualified production propertyCalifornia FTB federal tax change summary

FREE PRELIMINARY PROPERTY SCREEN

See whether the opportunity is worth a paid study.

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