Table of contents

Glossary

Class names and definitions

Class name Definition
epo-cat:Batch A production lot in which the item instances were produced. WG Acceptance 10/03/2022
epo-cat:Brand Name given by an organisation to its product or service, or range of products or services. Additional information: Brand name allows economic operators to distinctively describe an item in their eCatalogue. This may be different from the "item name". WG acceptance 10/03/2022
epo-cat:Catalogue A describing a set of items offered for purchase that can be processed in an electronic way.
epo-cat:CatalogueDocument A document containing a catalogue. Additional Information: A complete catalogue is provided in such a document.
epo-cat:CatalogueFragment A part of the catalogue. Additional Information: The catalogue fragment generally represents a difference between two catalogue versions, but there may be other use cases.
epo-cat:CatalogueLine Aggregated information about the terms and specifications for procuring an item. Details about an item, like prices, packaging, discounts, special promotions, etc. TC 440: Detailed information of an item, price and its composition in a Catalogue. Composition: e.g. information referring to its description, how to order it, what it is made of, properties, delivery conditions, etc.
epo-cat:CatalogueUpdateDocument A document containing only a fragment of a catalogue expected to alter an existing complete catalogue evolving it to its subsequent version. Additional Information: One or more catalogue fragments can be provided in such a document. Each fragment has its own update/alteration action.
epo-cat:CertificationLabel Concept that stands for a set of norms, expectations, standards and policies. Additional Information: Such standards may relate to social, ethical and quality etc. WG approval 26/07/2022
epo-cat:Certifier A role of an agent that assesses the conformance of an Item to a set of requirements and grants the certificate as a proof of conformance. WG approval 26/07/2022
epo-cat:ChargeInformation A tax, fee or duty imposed on the item. Additional Information: Charge category indicates the nature of the tax/duty/fee, for example VAT, CAR, etc. Charge category modifier may be used in case different levels, exemptions or other modifications apply. The charge can be fixed or relative to the price.
epo-cat:Item A product, work, service or any combination of them. Additional Information: An item can be an atomic thing or a composition of things that together are seen as a unit, e.g. a tetrabrik of milk or an indivisible package of six tetrabriks. No distinction is provided between services, goods and works to leave room for innovation. WG approval 30/06/2022
epo-cat:ItemAccessoryRelation Combination of two items where the former enhances the latter. WG Approval: 30/06/2022
epo-cat:ItemCertificate Proof that an item is conformant.
epo-cat:ItemComplementaryRelation Combination of two items which mutually enhance one another. WG Approval: 30/06/2022
epo-cat:ItemComposition Inclusion of an Item into in the described Item. Additional Information: The item is provided with its components, however, the component items may also be provided separately. For example, a bicycle has wheels as components, but they may be provided as spare parts as well. This relation is useful to describe different package levels of an item or hierarchies of items. WG Approval: 19/05/2022
epo-cat:ItemDescription Construct meant to represent the association between an attribute defined in an external classification scheme and the value ascribed to it. WG approval 26/07/2022
epo-cat:ItemModel A specific design or version of a product or service. Additional information: This class is meant as a reusable reference to the model name rather than as a set of specifications of an item of this particular model. WG acceptance 10/03/2022
epo-cat:ItemRelation Connection between two items. WG Approval: 30/06/2022
epo-cat:ItemReplacement Supplantment, displacement or suspension of an Item by the described Item. WG Approval: 30/06/2022
epo-cat:ItemRequirement Necessity of an item by the described item. Additional Information: The described item is provided without other items that are required for proper functionality. For example, a printer cannot be used without ink cartridge; or a Server cannot be used without its installation. WG Approval: 19/05/2022
epo-cat:Manufacturer The producer of goods or provider of services. Additional Information: Also, known as Supplier and Manufacturer. We do not care who provides these service or products we care with whom business is done. PEPPOL - Invoice: The supplier is the legal person or organization who provides a product and/or service. PEPPOL - Order: The supplier is the legal person or organization who provides a product or service. Examples of supplier roles: seller, despatch party, creditor, economic operator.
epo-cat:Price Amount of money required or given in exchange for items. Additional information: The price excludes any charges (such as taxes, duties and fees) and discounts. WG approval 26/07/2022
epo-cat:ProductSpecification Document providing information about an Item. WG approval 07/04/2022

Attributes (datatype properties) names and definitions

Class name Attribute name Definition Data type / cardinality
epo-cat:Item epo:hasDescription Explanatory text about the instance of the concept. WG Approval 30/09/2019 rdfs:Literal [0..1]
epo-cat:Brand
epo-cat:CatalogueDocument
epo-cat:ItemModel
epo-cat:Item
epo:hasName A short text by which a thing is known or referred to. WG Approval 16/11/2021 A short text by which a thing is known or referred to. WG Approval 16/11/2021 A short text by which a thing is known or referred to. WG Approval 16/11/2021 A short text by which a thing is known or referred to. WG Approval 16/11/2021 rdfs:Literal [1..1]
rdfs:Literal [1..1]
rdfs:Literal [1..1]
rdfs:Literal [1..1]
epo-cat:ItemCertificate epo:hasURL The identifier of a resource. Additional Information For example: 1. The URL of the system from where to access the procurement documents; 2. The URL of the system for the submission of tender documents; 3. The URL of the system from where to download a tool to communicate with the Buyer; 4. The URL of the system used by a Technique to allow Economic Operators to exchange information with the Buyer (e.g. eAuction and DPS Systems) 5. The URL of the system used to exchange information between Buyer and EO for questions and clarifications; WG Approval 30/09/2019 xsd:anyURI [0..1]
epo-cat:ItemDescription epo-cat:hasAttributeType The property defined in a classification scheme. Additional Information: For example, the following two properties are defined in the ECLASS classification of goods and services: (0173-1#02-AAA026#007) drilling diameter: drilling diameter, (0173-1#02-AAA030#007) flange diameter: flange diameter . WG approval 28/07/2022 rdfs:Literal [1..1]
epo-cat:Batch epo-cat:hasBestBeforeDate The day until which the quality of the item will remain optimal. WG approval 10/03/2021 xsd:date [0..1]
epo-cat:ItemCertificate epo-cat:hasCertificationNumber The unique identifier of the certificate. WG approval 26/07/2022 rdfs:Literal [1..1]
epo-cat:ItemDescription epo-cat:hasClassificationScheme The classification scheme where a property is defined. Additional Information: For example, the following two properties are defined in the ECLASS classification of goods and services: (0173-1#02-AAA026#007) drilling diameter: drilling diameter, (0173-1#02-AAA030#007) flange diameter: flange diameter . WG approval 28/07/2022 rdfs:Literal [1..1]
epo-cat:Item epo-cat:hasDimensionDescription Textual description of the item's dimensions. rdfs:Literal [0..*]
epo-cat:Batch epo-cat:hasExpiryDate The last day until which the item can be used. WG approval 10/03/2021 xsd:date [0..1]
epo-cat:Item epo-cat:hasExternalSpecification URI reference to external item information or specifications, e.g. web address. xsd:anyURI [0..*]
epo-cat:ItemRelation epo-cat:hasFactor The number or the fraction of a related item. xsd:decimal [0..1]
epo-cat:Item epo-cat:hasHazardousClass Specification of the hazardous nature of an item according to a classification schema. Provides detail of the classification and nature of a hazardous item. rdfs:Literal [0..1]
epo-cat:Item epo-cat:hasKeyword List of words (e.g, synonyms) to make the item searchable. WG Approval 7/04/2022 rdfs:Literal [0..*]
epo-cat:ItemDescription epo-cat:hasLiteralValue Simple value of the property, which is defined in a classification scheme. Additional Information: For example, the (0173-1#02-AAV139#001) coating 1 of an optical material has value of "silver". This simple literal value is for the cases when the property value does not have units, in which case the qualifiedValue shall be used. WG approval 28/07/2022 rdfs:Literal [0..1]
epo-cat:CatalogueLine epo-cat:hasOrderableQuantityIncrement Orderable quantity increment: The increment of Orderable units that can be ordered. xsd:integer [0..1]
epo-cat:CatalogueLine epo-cat:hasOrderableUnitFactorRate The factor by which the Item net price of an unit of an item can be converted to the orderable unit. xsd:decimal [0..1]
epo-cat:CertificationLabel epo-cat:hasReferenceURI A reference to where the label specification (norms, expectations, standards and policies) can be found. WG approval 26/07/2022 xsd:anyURI [0..1]
epo-cat:CatalogueUpdateDocument epo-cat:hasSourceCatalogueVersion The version of the catalogue to be updated. Additional Information: For example, if we start with source version 005 and add a fragment to it we will end up with a target version number 006. rdfs:Literal [1..1]
epo-cat:Catalogue epo-cat:hasSpecificPaymentArrangement Information about payment conditions applied to all items in the catalogue. Additional information: This property may need to be used together with the payment arrangements provided in the ContractTerms, where such terms exists. WG approval 30/06/2022 rdfs:Literal [0..1]
epo-cat:CatalogueUpdateDocument epo-cat:hasTargetCatalogueVersion The version of the catalogue after the update is applied. Additional Information: For example, if we start with source version 005 and add a fragment to it we will end up with a target version number 006. rdfs:Literal [1..1]
epo-cat:CatalogueLine epo-cat:hasTransactionConditions Textual description of the specific transaction conditions (purchasing, sales, payment) for an item. rdfs:Literal [0..1]
epo-cat:Item epo-cat:hasVATRate Percentage of value-added tax of the item. xsd:decimal [0..1]
epo-cat:CatalogueLine epo-cat:hasWarrantyInformation Warranty information that applies to the catalogue line item. rdfs:Literal [0..1]
epo-cat:CatalogueLine epo-cat:isContractedItem Indicator if the item is offered in accordance to an existing contract. xsd:boolean [0..1]
epo-cat:Item epo-cat:isInStock Indicator whether an item is in the supplier's stock. If not in stock the supplier has to order the item. xsd:boolean [0..1]
epo-cat:CatalogueLine epo-cat:isOrderable Indicator, if the item is orderable or not, e.g. because it is temporarily out of stock. xsd:boolean [0..1]

Predicates (object properties) and definitions

Predicate name Definition Domain, Range and Cardinality
dct:hasPart A related resource that is included either physically or logically in the described resource. Additional Information: In the eCatalogue context, when this relation is used between two items, the resource in the definition refers to Items, i.e. one item is part of another item. WG Approval: 30/06/2022 epo-cat:Item -> epo-cat:Item [0..*]
dct:isReplaceBy A related resource that is supplanted, displaced, or superseded by the described resource. Additional Information: In the eCatalogue context, when this relation is used between two items, the resource in the definition refers to Items, i.e. one item replaces another item. WG Approval: 30/06/2022 A related resource that is supplanted, displaced, or superseded by the described resource. A related resource that supplants, displaces, or supersedes the described resource. Additional Information: WG Approval: 19/05/2022 epo-cat:Item -> epo-cat:Item [0..*]
dct:replaces A related resource that is supplanted, displaced, or superseded by the described resource. Additional Information: In the eCatalogue context, when this relation is used between two items, the resource in the definition refers to Items, i.e. one item replaces another item. WG Approval: 30/06/2022 A related resource that is supplanted, displaced, or superseded by the described resource. A related resource that supplants, displaces, or supersedes the described resource. Additional Information: WG Approval: 19/05/2022 epo-cat:Item [,0..*] <- epo-cat:Item
dct:requires A related resource that is required by the described resource to support its function, delivery, or coherence. Additional Information: In the eCatalogue context, when this relation is used between two items, the resource in the definition refers to Items, i.e. one Item requires another Item. WG Approval: 30/06/2022 epo-cat:Item -> epo-cat:Item [0..*]
epo-cat:announcesCatalogueFragment epo-cat:CatalogueUpdateDocument -> epo-cat:CatalogueFragment [0..*]
epo-cat:attestedByLabel Relation indicating which label the certificate is about. WG approval 28/07/2022 epo-cat:ItemCertificate -> epo-cat:CertificationLabel [1]
epo-cat:comprisesCatalogueLine epo-cat:Catalogue -> epo-cat:CatalogueLine [1..*]
epo-cat:describesItem epo-cat:ItemDescription -> epo-cat:Item [1]
epo-cat:hasAccessoryItem An item that can be added to another item to enhance it. WG Approval: 30/06/2022An additional item that can enhance the original item. WG Approval: 19/05/2022 epo-cat:Item -> epo-cat:Item [0..*]
epo-cat:hasActivityCode Code that defines how the line should be applied to an existing eCatalogue. epo-cat:CatalogueFragment -> at-voc-new:activity-code [0..1]
epo-cat:hasBrand epo-cat:Item -> epo-cat:Brand [0..1]
epo-cat:hasCertification The property providing the proof of conformance. WG approval 26/07/2022 epo-cat:Item -> epo-cat:ItemCertificate [0..*]
epo-cat:hasChargeCategory epo-cat:ChargeInformation -> at-voc-new:charge-category [1]
epo-cat:hasChargeCategoryModifier epo-cat:ChargeInformation -> at-voc-new:charge-modifier [0..1]
epo-cat:hasChargeInformation epo-cat:CatalogueLine -> epo-cat:ChargeInformation [0..*]
epo-cat:hasComplementaryItem An item that if used with another item provides mutual enhancements to both of them. Additional information: For example, gin and tonic; or smart-phone and smart-watch. WG Approval: 19/05/2022 epo-cat:Item -> epo-cat:Item [0..*]
epo-cat:hasDeliveryClassification epo-cat:Item -> at-voc-new:delivery-item-type [0..1]
epo-cat:hasDocumentType epo-cat:ProductSpecification -> at-voc-new:document-type [0..1]
epo-cat:hasHazardousItemUNDGCode Specification of the hazardous nature of an item according to the UNDG classification schema. Provides detail of the classification and nature of a hazardous item. epo-cat:Item -> at-voc-new:dangerous-goods-list [0..1]
epo-cat:hasItemClassification A classification of this item according to a specific system for classifying products or services. Additional information: Examples of classification schemes are: CPV, UNSPC, eCl@ss, GPC, ... WG acceptance 10/03/2022 epo-cat:Item -> at-voc-new:unspc [0..*]
epo-cat:hasLabelType The label type such environmental, quality, social etc. epo-cat:CertificationLabel -> at-voc-new:certification-label-type [0..1]
epo-cat:hasManufacturer The product maker or service provider. epo-cat:Item -> epo-cat:Manufacturer [0..1]
epo-cat:hasModel epo-cat:Item -> epo-cat:ItemModel [0..1]
epo-cat:hasOrderableUnit The unit in which the item described in this catalogue line can be ordered. epo-cat:CatalogueLine -> at-voc-new:orderable-unit [0..1]
epo-cat:hasPrice
epo-cat:CatalogueLine -> epo-cat:Price [1..*]
epo-cat:hasPriceType epo-cat:Price -> at-voc-new:price-type [0..1]
epo-cat:hasQualifiedItemRelation epo-cat:Item -> epo-cat:ItemRelation [0..*]
epo-cat:hasSpecification epo-cat:Item -> epo-cat:ProductSpecification [0..*]
epo-cat:hasStandardisedUnitPrice The item price based on a standardised unit. Additional Information: The unit must be indicated in the Quantity, with a quantity value of 1. epo-cat:CatalogueLine -> epo-cat:Price [0..*]
epo-cat:hasTransactionConditionsCode Coded description of the specific transaction conditions (purchasing, sales, payment) for an item. epo-cat:CatalogueLine -> at-voc-new:transaction-conditions [0..1]
epo-cat:hasVATCategoryCode Value-added tax category of the item. epo-cat:Item -> at-voc-new:vat-category [0..1]
epo-cat:instantiatesCatalogue epo-cat:CatalogueDocument -> epo-cat:Catalogue [0..1]
epo-cat:isProductionOf epo-cat:Batch -> epo-cat:Item [1]
epo-cat:isRelatedToItem epo-cat:ItemRelation -> epo-cat:Item [1]
epo-cat:issuedByCertifier Relation indicating the Certifier responsible for providing the ItemCertificate. Additional Information: Certifier is a role played by an organisation. WG approval 26/07/2022 epo-cat:ItemCertificate -> epo-cat:Certifier [0..1]
epo-cat:specifiesItem epo-cat:CatalogueLine -> epo-cat:Item [1]

epo-cat:updatesCatalogue Relation indicating epo-cat:CatalogueFragment -> epo-cat:Catalogue [1]