Stress-Tested Return on Cost (ROC) under an increased cost scenario assesses a property development project’s profitability when construction, finance, or other major costs rise above initial forecasts. In UK property development finance, this approach models adverse cost movements to understand their impact on the project’s expected return on cost ratio. By simulating higher build costs, interest rate rises, or inflation in materials and labour, developers and lenders can better evaluate risk exposure and capital resilience. This measure helps ensure that the development can still generate acceptable returns if market or operational conditions worsen.
This sits beneath Risk-Adjusted Returns, introducing a more specific variant of the measure without changing its core interpretation. It is commonly considered alongside Worst-Case Scenario IRR, as both are closely related measures used to assess similar aspects of performance or risk. In funding terms, Stress-Tested ROC (under increased cost scenario) is most commonly encountered in connection with Fixed Return with Priority within the property development capital stack.
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