Open Property Data Association
Smart Property Data Trust Framework
Become a member Join a working group
    Logical tier descriptive

    Valuation

    https://opda.org.uk/pdtf/Valuation

    No DPV class-level baseline; PII coverage flows transitively via the linked opda:Property (which carries the postal-address baseline). Per ODR-0018 §Rule 1: only direct PII-bearing Kinds declare a baseline; transitively-linked Kinds do not duplicate the upstream baseline.

    Classification

    UFO: Information Object (corrected from "Substance Kind" per ODR-0008d Rule 3). RICS Red Book (regulator-cited per ODR-0011 §4a).

    Attributes

    Attribute Type Cardinality Required Identity-bearing Description
    credibilitySources xsd:string 0..* N N Sources lending credibility to a Valuation's price estimate (a multi-valued list — each value an xsd:string). Plain multi-valued string datatype per ODR-0008 §Q5a; flat per §Q6a.
    listedDate xsd:date 0..* N N Date a comparable property was listed for sale. xsd:date. Flat per §Q6a.
    pricingMethodology xsd:string 0..* N N Methodology used to derive a Valuation's price estimate. Plain string datatype per ODR-0008 §Q5a; flat per §Q6a.
    soldDate xsd:date 0..* N N Date a comparable property was sold (valuation comparable listing info). xsd:date. Flat per §Q6a.
    yield xsd:decimal 0..* N N Rental yield in a Valuation's pricing analysis. xsd:decimal. Flat per §Q6a.

    Relationships

    Predicate Target Cardinality Inverse Description
    estimatedAmount MonetaryAmount 0..* — Estimated rental amount in a Valuation's rental-estimate analysis. Bearer opda:Valuation. → opda:MonetaryAmount (ODR-0024 R3); flat per §Q6a.
    estimatedPrice MonetaryAmount 0..* — Estimated sale price in a Valuation's pricing analysis. Bearer opda:Valuation. → opda:MonetaryAmount (ODR-0024 R3); flat per §Q6a.
    listPrice MonetaryAmount 0..* — List price of a comparable property (valuation comparable listing info). Bearer opda:Valuation. → opda:MonetaryAmount (ODR-0024 R3); flat per §Q6a.
    soldPrice MonetaryAmount 0..* — Sold price of a comparable property (valuation comparable listing info). Bearer opda:Valuation. → opda:MonetaryAmount (ODR-0024 R3); flat per §Q6a.

    Constraints

    ValuationIdentityKeyShape sh:Violation

    Class-promoted descriptive Information Object MUST carry prov:wasGeneratedBy to its issuing activity per ODR-0008 §Q4a three-criterion test (authority-retrieved provenance is the IC discriminator for class-promotion).

    ValuationInternalStructureShape sh:Info

    The valuation's authority reference / number SHOULD be recorded (IC component 2 of 3 — authority reference; ODR-0008d Rule 3), carried by opda:disclosureDetail with an instance-level dct:source to the reference question.

    ValuationInternalStructureShape sh:Info

    The valuation's issue date SHOULD be named via prov:generatedAtTime (IC component 3 of 3 — issue date; ODR-0008d Rule 3).

    ValuationInternalStructureShape sh:Info

    The valuation's issuing authority SHOULD be named via prov:wasAttributedTo (IC component 1 of 3 — issuing authority; ODR-0008d Rule 3).

    Sources

    • harness/odr/ODR-0008/section-Q4a
    • harness/odr/ODR-0018/section-Rule1

    Comments

    Loading comments…