OPDA Knowledge base
Schema Page 46a4 Generated 2026-05-17 DAMA · Data Modeling & Design

Listing & conservation

14 leaves 100.0% Declaration 0.0% Evidence 0.0% Derivation 14 in overlays 0 with worked example

Entity relationships

--- config: layout: elk elk: direction: DOWN nodePlacementStrategy: BRANDES_KOEPF mergeEdges: false --- erDiagram Transaction ||--o| PropertyPack : "propertyPack" PropertyPack ||--o| ListingAndConservation : "listingAndConservation" ListingAndConservation ||--o| IsListed : "isListed" ListingAndConservation ||--o| IsConservationArea : "isConservationArea" ListingAndConservation ||--o| HasTreePreservationOrder : "hasTreePreservationOrder" HasTreePreservationOrder ||--o| WorkCarriedOut : "workCarriedOut" Transaction { } PropertyPack { } ListingAndConservation { } HasTreePreservationOrder { string yesNo "yesNo" } WorkCarriedOut { string attachments "Provide any relevant documentation" string consentsObtained "Were the relevant consents obtained?" string yesNo "yesNo" } IsConservationArea { string attachments "Attachments" string details "Please provide details of the listing" string yesNo "yesNo" } IsListed { string attachments "Attachments" string details "Please provide details of the listing" string yesNo "yesNo" }
Physical model — every JSON object owned by this page is a node, every scalar field a row. 7 objects, 14 scalar fields. Generated from the schema walk; click any node to jump to its table.

Object model

Listing & conservation

Transaction

transaction (root)

No scalar fields on this object — pure container.

Property Pack

propertyPack

No scalar fields on this object — pure container.

Listing And Conservation

propertyPack.listingAndConservation

No scalar fields on this object — pure container.

Has Tree Preservation Order

propertyPack.listingAndConservation.hasTreePreservationOrder
Title Description Type Kind Field Required Overlays Affordance
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—

Is Conservation Area

propertyPack.listingAndConservation.isConservationArea
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
Law Society Property Information Form (TA6)
—
Please provide details of the listing — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Law Society Property Information Form (TA6)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—

Is Listed

propertyPack.listingAndConservation.isListed
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
Law Society Property Information Form (TA6)
—
Please provide details of the listing — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Law Society Property Information Form (TA6)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—

Work Carried Out

propertyPack.listingAndConservation.hasTreePreservationOrder.workCarriedOut
Title Description Type Kind Field Required Overlays Affordance
Provide any relevant documentation — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
Law Society Property Information Form (TA6)
—
Were the relevant consents obtained? Were the relevant consent obtained? string Declaration consentsObtained —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
Law Society Property Information Form (TA6)
—

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