Demiton · Schema
platform_entity_attr contract v2
ABR registration details for a contractor ABN.
CompanyConstructionCivil EngineeringProject ManagementComplianceMCPArtificial IntelligenceOpen Contracting
Properties
| Name | Type | Description |
|---|---|---|
| abn | string | The 11-digit Australian Business Number; the shelf's subject and its SERIES identity. |
| acn | string | The 9-digit Australian Company Number, when the entity is a company. |
| status | string | Registration status at observation time (e.g. active / cancelled). |
| entity_name | string | The registered entity name as published by the register. |
| entity_type | string | The register's entity-type name (company / trust / partnership / sole trader, as published). |
| observed_at | string | When this registration snapshot was observed; drives freshness ordering. |
| trading_names | array | Trading names the register publishes for the ABN. |
| gst_registered | boolean | Whether the entity is GST-registered (may be `false`; the field must be present). |
| source_dataset | string | Producer identity (`abr`). |
| jurisdiction_code | jurisdiction | Jurisdiction the registration belongs to; today always Australia and **NULL on every write**. |
| gst_registered_from | string | Effective date of GST registration, when registered. |
| address | object |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://docs.demiton.io/registers/platform_entity_attr/v2.json",
"title": "platform_entity_attr contract v2",
"type": "object",
"required": [
"abn",
"entity_name",
"entity_type",
"gst_registered",
"observed_at",
"source_dataset",
"status"
],
"properties": {
"abn": {
"type": "string",
"description": "The 11-digit Australian Business Number; the shelf's subject and its SERIES identity.",
"x-demiton-requiredness": "required"
},
"acn": {
"type": "string",
"description": "The 9-digit Australian Company Number, when the entity is a company.",
"x-demiton-requiredness": "optional"
},
"status": {
"type": "string",
"description": "Registration status at observation time (e.g. active / cancelled).",
"x-demiton-requiredness": "required"
},
"entity_name": {
"type": "string",
"description": "The registered entity name as published by the register.",
"x-demiton-requiredness": "required"
},
"entity_type": {
"type": "string",
"description": "The register's entity-type name (company / trust / partnership / sole trader, as published).",
"x-demiton-requiredness": "required"
},
"observed_at": {
"type": "string",
"description": "When this registration snapshot was observed; drives freshness ordering.",
"x-demiton-requiredness": "required",
"x-demiton-unit": "ISO 8601",
"format": "date-time",
"x-demiton-type": "datetime"
},
"trading_names": {
"type": "array",
"description": "Trading names the register publishes for the ABN.",
"x-demiton-requiredness": "optional"
},
"gst_registered": {
"type": "boolean",
"description": "Whether the entity is GST-registered (may be `false`; the field must be present).",
"x-demiton-requiredness": "required"
},
"source_dataset": {
"type": "string",
"description": "Producer identity (`abr`).",
"x-demiton-requiredness": "required"
},
"jurisdiction_code": {
"type": "jurisdiction",
"description": "Jurisdiction the registration belongs to; today always Australia and **NULL on every write**.",
"x-demiton-requiredness": "optional",
"x-demiton-unit": "ISO 3166-1 alpha-2"
},
"gst_registered_from": {
"type": "string",
"description": "Effective date of GST registration, when registered.",
"x-demiton-requiredness": "optional",
"x-demiton-unit": "ISO 8601 date",
"format": "date",
"x-demiton-type": "date"
},
"address": {
"type": "object",
"properties": {
"state": {
"type": "string",
"description": "Registered address state.",
"x-demiton-requiredness": "optional",
"x-demiton-unit": "AU state/territory code"
},
"postcode": {
"type": "string",
"description": "Registered address postcode.",
"x-demiton-requiredness": "optional"
}
}
}
},
"x-demiton-register-type": "platform_entity_attr",
"x-demiton-contract-version": "2.0.2",
"x-demiton-store": "platform",
"x-demiton-axes": [
{
"axis": "contractor_abn",
"requirement": "required",
"role": "context"
},
{
"axis": "series",
"requirement": "required",
"role": "context"
}
],
"x-demiton-measures": [],
"x-demiton-provenance": {
"standards": [
{
"code": "ABN",
"title": "Australian Business Number - Australian Business Register (ABN Lookup)",
"access": "public_summary",
"region": "Australia",
"edition": "current register",
"checked_on": "2026-09-14"
},
{
"code": "AU GST",
"title": "A New Tax System (Goods and Services Tax) Act 1999 - GST registration and tax basis (ATO tax-invoice guidance)",
"access": "public_summary",
"region": "Australia",
"edition": "ATO guidance updated 25 Aug 2025",
"checked_on": "2026-09-14"
},
{
"code": "EU 2019/1780 (eForms)",
"title": "Commission Implementing Regulation (EU) 2019/1780 standard forms for procurement notices, as amended by (EU) 2023/2884",
"access": "full_text_verified",
"clause": "Annex Table 2 column 29 organisation identifier (CM)",
"region": "European Union",
"edition": "2019/1780 as amended by 2023/2884 (applies 1 Jun 2024; Annex 1 Nov 2024)",
"checked_on": "2026-09-14"
},
{
"code": "NZBN",
"title": "New Zealand Business Number - NZBN Register (New Zealand Business Number Act 2016)",
"access": "public_summary",
"region": "New Zealand",
"edition": "Act 2016 No 16",
"checked_on": "2026-09-14"
},
{
"code": "UK supplier unique identifier",
"title": "Supplier unique identifier incl. Companies Act 2006 registration number fallback (SI 2024/692 reg. 27)",
"access": "full_text_verified",
"clause": "reg. 27(2)(e)(iii)",
"region": "United Kingdom",
"edition": "SI 2024/692",
"checked_on": "2026-09-14"
},
{
"code": "SAM UEI",
"title": "System for Award Management registration and Unique Entity Identifier (FAR 52.204-7)",
"access": "full_text_verified",
"clause": "52.204-7",
"region": "United States",
"edition": "52.204-7 (Nov 2024)",
"checked_on": "2026-09-14"
}
]
},
"description": "ABR registration details for a contractor ABN.",
"x-demiton-contract-url": "https://docs.demiton.io/registers/platform_entity_attr/",
"x-demiton-register-catalog": "https://docs.demiton.io/concepts/register-catalog"
}
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