A building with ceiling heights below what its market requires suffers:
Correct Answer
D) Functional obsolescence, likely incurable
Why this is correct: Ceiling heights below market standards are a design flaw, which is functional obsolescence. It is likely incurable because physically raising the roof is typically cost-prohibitive relative to any value increase. Why the other choices are wrong: No obsolescence if the space is leased is wrong; leaseability and rent may be reduced, indicating obsolescence. Physical deterioration of the structure is wrong; this is not wear and tear but a design issue. External obsolescence from market change is wrong; the cause is internal to the property's design. Exam tip: If it's a design flaw inside the property, it's functional obsolescence.
Why This Is the Correct Answer
Ceiling height is a design characteristic of the improvements themselves, so the defect is functional. Curing it would require raising the roof structure or excavating the slab, work whose cost dwarfs the value it would add in virtually every market, which makes the obsolescence incurable. The appraiser therefore measures it through the rent or price penalty the market applies to low-clear-height space. That combination of category and curability is what the credited option states.
Why the Other Options Are Wrong
Option A: No obsolescence if the space is leased
Current occupancy does not prove the absence of obsolescence; a tenant may be leasing at a discounted rate precisely because the space is limited. The relevant evidence is whether the rent, the vacancy or the sale price is depressed relative to competing space, not whether a lease exists today. Occupancy at a penalty rent is evidence of obsolescence, not against it.
Option B: Physical deterioration of the structure
Physical deterioration refers to wear, aging and damage of components, such as a spent roof membrane or corroded framing. A ceiling that is too low was built that way and may be in perfect condition. Condition and design are independent, and this defect lives entirely on the design side.
Option C: External obsolescence from market change
External obsolescence arises from influences outside the property boundary, including neighboring uses, market oversupply, employment shifts or regulatory changes. A shift in market standards for ceiling height is sometimes described loosely as a market change, but the deficiency itself is a physical characteristic of this building. The test is where the problem resides, and here it resides in the improvements.
Inside the Skin
Draw the building's skin. Anything wrong inside that outline is physical if it is worn out and functional if it was designed that way. Anything wrong outside the outline is external. Ceiling height was designed in, so it is functional.
How to use: For classification stems, name the location of the defect first, then ask whether a prudent owner would pay to fix it. Structural dimensions such as ceiling height, column spacing and floor plate depth almost always land on incurable functional.
Exam Tip
Dimensional deficiencies built into the structure are the exam's stock example of incurable functional obsolescence.
Common Mistakes to Avoid
- -Concluding no obsolescence exists because the space is currently leased
- -Classifying a designed-in dimension as physical deterioration
- -Calling a shift in market standards external when the deficiency is in the building
Concept Deep Dive
Analysis
Classification questions ask you to trace a defect back to its source and then to test whether curing it is economically justified. A ceiling height below what the market requires is a dimension fixed by the building's own design, which places it in functional obsolescence rather than physical deterioration or external obsolescence. Low clear height matters most in industrial and warehouse space, where racking, forklift reach and cubic storage capacity depend on it, and in retail and office space where it affects perceived quality. The curability test then asks whether raising the roof or lowering the floor would add at least as much value as it costs, and structural work of that magnitude almost never does. Where the obsolescence is incurable, it is measured by the capitalized rent loss or the price penalty the market imposes rather than by any cost to cure.
Background Knowledge
You need the three causes of accrued depreciation and the rule that a defect located within the improvements' design is functional. You also need the economic curability test comparing value added against cost to cure, and the knowledge that incurable functional obsolescence is measured by market penalty rather than by cost.
Real-World Application
Appraising an older warehouse with eighteen-foot clear height in a market where distributors want thirty-two feet, the appraiser documents the rent spread against modern space and reports the capitalized difference as incurable functional obsolescence.
More Cost Approach Questions
In a cost approach for a proposed building, the appropriate cost basis is generally:
A warehouse cost $210,000 to build when the cost index stood at 105. The index is now 210. Its indicated current cost is:
The age-life method expresses depreciation as:
Market extraction of depreciation is limited by the fact that it:
Functional obsolescence caused by a deficiency is measured as curable when:
Curable physical deterioration is measured at cost to cure because:
A 2,050 sq ft dwelling is priced at $178 per square foot with a $34,000 detached garage and $21,500 of site improvements. Cost new is:
A house has three bedrooms sharing one bathroom, and adding a second bath is economically justified. This is:
Direct costs in a construction budget include:
An appraiser writes that a 40-year-old house has an effective age of 10 but describes original wiring, original kitchen and a 25-year-old roof. The report's problem is:
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Total economic life for a class of buildings is best supported by:
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Cost new of the improvements is $310,000. The dwelling has an actual age of 15 years, an effective age of 12 years, and a total economic life of 60 years. Using the age-life method, what is the accrued depreciation?