Knowledge Hub
Case studies
Hypothetical worked examples. They are not real clients and they do not report savings.
Every page in this group is a hypothetical illustration. None is a real client, property, or result, and none reports savings.
Showing 24 of 24 pages.
- Case studiesSample study
Illustrative Single-Family Rental Acquisition
A worked example of allocating a house purchase among land, 27.5-year building, 5-year appliances, and 15-year driveway. Educational information, not tax advice.
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Illustrative Multifamily Acquisition
A hypothetical apartment purchase used to show clubhouse (39-year), dwellings (27.5-year), site work (15-year), and appliances (5-year) on one ticket. Educational information, not tax advice.
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Illustrative Hotel Property
A hypothetical limited-service hotel used to separate 39-year building, 5-year guest-room furniture, and 15-year surface parking. Educational information, not tax advice.
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Illustrative Restaurant Property
A hypothetical restaurant build-out highlighting dedicated kitchen utilities versus central HVAC, using the IRS restaurant matrix. Educational information, not tax advice.
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Illustrative Office Building
A hypothetical office purchase used to show 39-year structure, possible movable partitions, and later QIP interiors. Educational information, not tax advice.
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Illustrative Warehouse
A hypothetical dry warehouse with racking and a truck court, showing how little of a simple box is short-life property. Educational information, not tax advice.
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Illustrative Retail Property
A hypothetical grocery using the IRS retail matrix for fixtures, strippable flooring, and a parking field. Educational information, not tax advice.
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Illustrative Medical Facility
A hypothetical imaging clinic used to separate machines and dedicated power from the 39-year medical office building. Educational information, not tax advice.
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Illustrative Self-Storage Property
A hypothetical climate-controlled storage facility used to keep hallway lighting with the 39-year building and isolate gates, fencing, and office furniture. Educational information, not tax advice.
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Illustrative Manufacturing Facility
A hypothetical plant used to show process electrical versus building electrical, and to flag — without claiming — the §168(n) window. Educational information, not tax advice.
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Illustrative New Construction Project
How a study uses AIA pay applications to map dollars to components when the building is being finished. Educational information, not tax advice.
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Illustrative Renovation Project
A hypothetical interior renovation used to show capitalization, possible QIP, and a partial disposition of a retired roof or HVAC unit. Educational information, not tax advice.
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Illustrative Property With Limited Records
What a study can still do when invoices are gone: inspection, drawings, and cited unit-cost estimates reconciled to basis. Educational information, not tax advice.
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Illustrative Bundled Contractor Costs
How a study unbundles a single “electrical” pay-application line into building lighting and dedicated equipment circuits. Educational information, not tax advice.
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Illustrative Blueprint Analysis
Using drawings to locate dedicated utilities and quantities before the site visit, then confirming them in the field. Educational information, not tax advice.
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Illustrative Site Improvements
A hypothetical pad site used to split land, 15-year lot and fence, 5-year sign face, and 39-year building. Educational information, not tax advice.
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Illustrative Specialized Equipment
A hypothetical bottling line used to keep process utilities with the equipment class and building utilities with the building. Educational information, not tax advice.
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Illustrative Look-Back Study
How a study on a building placed in service years ago feeds a Form 3115 and a §481(a) adjustment rather than amended returns. Educational information, not tax advice.
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Illustrative Bonus Depreciation Comparison
Why two properties with the same components can have different first-year bonus: acquisition date, binding contracts, and used-property rules. Educational information, not tax advice.
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Illustrative MACRS Recovery-Period Comparison
A side-by-side of 5-, 7-, 15-, 27.5-, and 39-year treatment for typical buckets, without claiming any property mixes them in those shares. Educational information, not tax advice.
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Illustrative Cost Estimation and Reconciliation
The arithmetic a quality study must show: component costs add to depreciable basis, and estimates are scaled if the first pass misses the total — with the audit guide’s limits on step-up factors. Educational information, not tax advice.
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Illustrative Asset Classification Review
A human review pass that challenges 5-year labels against Treas. Reg. §1.48-1 and the relevant IRS matrix. Educational information, not tax advice.
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Illustrative Quality Assurance Review
Checks a draft study for missing photos, broken reconciliations, and classes that lack a cited authority — using the ATG’s quality elements as what examiners look for. Educational information, not tax advice.
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How to Interpret a Final Asset Schedule
How a CPA or owner should read recovery class, placed-in-service date, convention, cost, and remaining basis columns without treating the schedule as a filed return. Educational information, not tax advice.
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