OPDA Knowledge base
Schema Page 48e Generated 2026-05-17 DAMA · Data Modeling & Design

Specialist & other issues

40 leaves 100.0% Declaration 0.0% Evidence 0.0% Derivation 38 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| DelayFactors : "delayFactors" PropertyPack ||--o| SpecialistIssues : "specialistIssues" PropertyPack ||--o| OtherIssues : "otherIssues" DelayFactors ||--o| HasDelayFactors : "hasDelayFactors" OtherIssues ||--o| ExcessiveNoise : "excessiveNoise" OtherIssues ||--o| Crime : "crime" OtherIssues ||--o| CautionOrConviction : "cautionOrConviction" OtherIssues ||--o| FailedTransactionsInLast12Months : "failedTransactionsInLast12Months" SpecialistIssues ||--o| DryRotEtcTreatment : "dryRotEtcTreatment" SpecialistIssues ||--o| ContainsAsbestos : "containsAsbestos" SpecialistIssues ||--o| JapaneseKnotweed : "japaneseKnotweed" SpecialistIssues ||--o| SubsidenceOrStructuralFault : "subsidenceOrStructuralFault" SpecialistIssues ||--o| OngoingHealthOrSafetyIssue : "ongoingHealthOrSafetyIssue" Transaction { } PropertyPack { } DelayFactors { } HasDelayFactors { string attachments "Attachments" string details "Provide details and likely timescale for delay" string yesNo "yesNo" } OtherIssues { } CautionOrConviction { string attachments "Attachments" string details "Details" string yesNo "yesNo" } Crime { string attachments "Attachments" string details "Details" string yesNo "yesNo" } ExcessiveNoise { string attachments "Attachments" string details "Details" string yesNo "yesNo" } FailedTransactionsInLast12Months { string attachments "Attachments" string details "Details" string yesNo "yesNo" } SpecialistIssues { } ContainsAsbestos { string attachments "Attachments" string details "Please state whether there is a management plan in place …" string yesNo "yesNo" } DryRotEtcTreatment { string attachments "Attachments" string details "Details" string yesNo "yesNo" } JapaneseKnotweed { string attachments "Please supply a copy with any insurance cover linked to t…" string managementPlanInPlace "Is there a Japanese Knotweed management and treatment pla…" string yesNo "yesNo" } OngoingHealthOrSafetyIssue { string attachments "Attachments" string details "Details" string yesNo "yesNo" } SubsidenceOrStructuralFault { string attachments "Attachments" string details "Details" string yesNo "yesNo" }
Physical model — every JSON object owned by this page is a node, every scalar field a row. 15 objects, 40 scalar fields. Generated from the schema walk; click any node to jump to its table.

Object model

Specialist & other issues

Transaction

transaction (root)

No scalar fields on this object — pure container.

Property Pack

propertyPack

No scalar fields on this object — pure container.

Delay Factors

propertyPack.delayFactors

No scalar fields on this object — pure container.

Other Issues

propertyPack.otherIssues

No scalar fields on this object — pure container.

Specialist Issues

propertyPack.specialistIssues

No scalar fields on this object — pure container.

Has Delay Factors

propertyPack.delayFactors.hasDelayFactors
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
—
Provide details and likely timescale for delay — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
—

Caution Or Conviction

propertyPack.otherIssues.cautionOrConviction
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments — — —
Details — string Declaration details — — —
yesNo — string Declaration yesNo —
Residential Disclosure Standard (RDS)
—
yesNo — string Declaration yesNo —
Residential Disclosure Standard (RDS)
—

Crime

propertyPack.otherIssues.crime
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
—
Details — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
—
yesNo Enumeration: Yes, No. string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
—
yesNo Enumeration: Yes, No. string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
—

Excessive Noise

propertyPack.otherIssues.excessiveNoise
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
—
Details — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
—

Failed Transactions In Last12 Months

propertyPack.otherIssues.failedTransactionsInLast12Months
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
—
Details — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
Property Information Questionnaire (PIQ)
Residential Disclosure Standard (RDS)
—

Contains Asbestos

propertyPack.specialistIssues.containsAsbestos
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
—
Please state whether there is a management plan in place and attach a copy — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Residential Disclosure Standard (RDS)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Residential Disclosure Standard (RDS)
—

Dry Rot Etc Treatment

propertyPack.specialistIssues.dryRotEtcTreatment
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
—
Details — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
—
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)
—
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)
—

Japanese Knotweed

propertyPack.specialistIssues.japaneseKnotweed
Title Description Type Kind Field Required Overlays Affordance
Please supply a copy with any insurance cover linked to the plan. — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
Law Society Property Information Form (TA6)
—
Is there a Japanese Knotweed management and treatment plan in place? Is there a Japanese Knotweed management and treatment plan in place? string Declaration managementPlanInPlace —
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)
—

Ongoing Health Or Safety Issue

propertyPack.specialistIssues.ongoingHealthOrSafetyIssue
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
—
Details — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Residential Disclosure Standard (RDS)
—
yesNo — string Declaration yesNo —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
Residential Disclosure Standard (RDS)
—

Subsidence Or Structural Fault

propertyPack.specialistIssues.subsidenceOrStructuralFault
Title Description Type Kind Field Required Overlays Affordance
Attachments — string Declaration attachments —
Buyers & Sellers Property Information v5 (BASPI5)
—
Details — string Declaration details —
Buyers & Sellers Property Information v5 (BASPI5)
NTS Material Information (sales) (NTS2)
NTS Material Information (lettings) (NTSL2)
—
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)
—
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)
—

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