Property glossary

Planning, valuation and due-diligence terms in plain English.

Definitions explain how Propeteer uses each term. Formal legal or technical meanings can depend on the source, jurisdiction and individual case.

Approval rate
Approved decided applications divided by approved plus refused decided applications. Pending and withdrawn cases are excluded.
Approved with conditions
Permission granted subject to requirements that control the approved scheme or its delivery.
Article 4 direction
A direction that removes specified permitted-development rights within its defined scope.
Comparable sale
A completed transaction selected because the property is a credible alternative to the subject home.
Confidence
An assessment of evidence identity, quantity, recency, comparability and document quality—not certainty.
Conservation area
An area designated for special architectural or historic interest whose character or appearance it is desirable to preserve or enhance.
Decision notice
The formal planning decision and its conditions or refusal reasons.
EPC
An Energy Performance Certificate containing energy information and, where matchable, a floor-area field.
HPI
A House Price Index describing market movement across a geography or property category.
Indexed value
A historic sale price moved to another date using a chosen index series.
Local ceiling
An evidence-led indication of the upper prices supported by relevant local completed sales.
No match
A source responded but returned no record that met the property and search criteria.
Pending
An application without a recorded final decision; it should not be counted as approved or refused.
Permitted development
Development that may proceed under a general planning permission when all applicable limits and conditions are met.
Planning precedent
A previous decision used as contextual evidence because the proposal, property and setting are materially similar.
Price per square foot
Completed sale price divided by a reliably matched internal floor area.
Prior approval
A procedure under a permitted-development right through which specified matters are considered before development proceeds.
UPRN
Unique Property Reference Number used to identify an addressable location; it does not prove title ownership.
Withdrawn
An application removed before a final decision; it is neither an approval nor a refusal.
Working value
An editable, evidence-supported figure used in Propeteer scenarios; it is not a formal valuation.

Glossary reviewed 29 July 2026.