Curve Adherence in property development finance UK refers to the assessment of how closely a project’s actual expenditure and construction progress align with the approved cost and time schedule. Lenders, project managers, and developers use curve adherence to monitor operational efficiency, mitigate cash flow risks, and maintain control over loan drawdowns. Calculating curve adherence involves comparing planned versus actual spend and programme completion, often expressed as a percentage. High curve adherence indicates strong financial and operational discipline, while deviations may trigger remedial action to protect the lender’s security and ensure timely project delivery within property development finance UK frameworks.


This sits beneath Programme Monitoring & Compliance, introducing a more specific variant of the measure without changing its core interpretation. It is commonly considered alongside Earned Value : Schedule Performance Index (SPI), as both are closely related measures used to assess similar aspects of performance or risk. In funding terms, Curve Adherence is most commonly encountered in connection with Phantom Equity (Profit Share Only) within the property development capital stack.
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