EstatePass
Valuation PrinciplesMEDIUM25% of exam

Which type of depreciation is always incurable?

Correct Answer

C) External obsolescence

External obsolescence (economic obsolescence) is always incurable because it results from factors outside the property boundaries that cannot be controlled or corrected by the property owner.

Answer Options
A
Physical deterioration
B
Functional obsolescence
C
External obsolescence
D
All depreciation is curable if enough money is spent

Why This Is the Correct Answer

External obsolescence (economic obsolescence) is always incurable because it results from factors outside the property boundaries that cannot be controlled or corrected by the property owner.

Why the Other Options Are Wrong

Option A: Physical deterioration

Physical deterioration can often be cured through maintenance, repairs, or renovations. Examples include fixing a leaky roof, repainting walls, or replacing worn carpeting. While some physical deterioration might be economically incurable due to cost considerations, it's not inherently always incurable like external obsolescence.

Option B: Functional obsolescence

Functional obsolescence can frequently be cured through renovations or modifications to the property. Examples include updating an outdated kitchen, adding modern electrical systems, or reconfiguring floor plans. Though some functional obsolescence may be economically incurable due to excessive costs, it's not always incurable by nature.

Option D: All depreciation is curable if enough money is spent

This statement is incorrect because external obsolescence cannot be cured regardless of the amount of money spent. Since external factors like neighborhood decline, airport noise, or highway construction are beyond the property owner's control, no amount of investment in the property itself can eliminate these negative influences.

The EX-Factor Rule

Remember 'EX-ternal = EX-tremely permanent' - External obsolescence has the 'EX-factor' that makes it EXtremely permanent and EXternal to owner control. Think of it as 'EXit strategy needed' because you can't fix what's outside your property boundaries.

How to use: When you see a depreciation question, immediately think of the 'EX-Factor Rule' - if the depreciation source is EXternal to the property, it's EXtremely permanent and incurable. Look for keywords indicating factors outside the property boundaries.

Exam Tip

On exam day, quickly categorize each depreciation type by asking 'Can the owner control this?' If the answer is no because it's outside their property, it's external obsolescence and always incurable.

Common Mistakes to Avoid

  • -Confusing functional obsolescence with external obsolescence when the issue involves outdated design versus location factors
  • -Thinking that spending enough money can cure any type of depreciation, not recognizing the inherent incurability of external factors
  • -Misidentifying curable versus incurable depreciation based on cost alone rather than considering controllability and feasibility

Concept Deep Dive

Analysis

This question tests understanding of the three types of depreciation in real estate appraisal and their curability. Depreciation refers to the loss in value from the cost to reproduce or replace a property, and it's categorized into physical deterioration, functional obsolescence, and external obsolescence. The key distinction lies in whether the property owner has control over the factors causing the depreciation and whether it's economically feasible to cure them. External obsolescence stands apart because it stems from factors completely outside the property boundaries and the owner's control.

Background Knowledge

Appraisers must understand that depreciation is categorized into three types: physical deterioration (wear and tear), functional obsolescence (design deficiencies or outdated features), and external obsolescence (negative influences from outside the property). The concept of curability depends on whether it's physically possible and economically feasible for a property owner to eliminate the source of value loss.

Real-World Application

In practice, appraisers encounter external obsolescence when valuing properties near airports (noise), in declining neighborhoods (economic factors), or adjacent to industrial facilities (environmental concerns). These factors require market-based adjustments in the sales comparison approach since they cannot be corrected through property improvements.

external obsolescenceincurable depreciationeconomic obsolescencedepreciation typescurability

More Valuation Principles Questions

People Also Study

Practice More Appraiser Questions

Access all practice questions with progress tracking and adaptive difficulty to pass your Appraiser exam.

Start Practicing