STR Cost Segregation in San Antonio, TX

San Antonio STR cost segregation: distinguish guesthouse construction from a purchased furnished residence. Review local resources, study records, and a property-specific planning example.

Stratum Cost Segregation · Updated September 27, 2026

Distinguish guesthouse construction from a purchased furnished residence

San Antonio provides permit application, renewal, and cancellation services for STR operators. Match each permitted unit with the structure and ownership records used for the study. San Antonio STR permit services.

Define the property study

A detached guesthouse added after purchase needs its own construction reconciliation. Separate site connections and access work from the guesthouse shell and owner-supplied furnishings. Show whether the main residence remains personal, rented separately, or included in the same guest arrangement.

Records that resolve the main questions

A scoping example

A construction contract includes a standard appliance allowance, but the owner supplies upgraded appliances directly. Obtain the builder’s credit and the actual purchase invoice so the same allowance is not retained in the shell cost and counted again as equipment.

Illustrative documentation scenario; not a completed client study or a savings estimate.

Should a new guesthouse use the main house’s acquisition date?

Provide separate acquisition and construction timelines. The preparer needs the facts for each addition rather than assigning the original closing date to later improvements.

Prepare for a Stratum study

Stratum provides nationwide property-study services, with discovery calls through AE Tax Advisors. Confirm the engagement scope, fee, evidence requirements, and CPA handoff. A service-area page does not represent a local office. Local operating approval and federal depreciation are separate questions.

Related service areas

Local source checked September 27, 2026. Confirm current address-specific requirements with the relevant authority. This page provides planning information, not a determination of rental eligibility or tax treatment.

Discuss your property with AE Tax Advisors

Bring your acquisition records, rental-use history, and current depreciation schedule to discuss whether a Stratum study fits.

Book a Cost Seg Discovery Call

Cost segregation. Clear pricing.

$1 per square foot · $2,000 minimum per property.

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