A legally enforceable agreement between two or more parties.

identifier (M, I: ndt_name)

The label by which a document specification is identified, such as a title. Inherited from document_specification.


description (O, I: ndt_comment)

A textual description of the document specification. Inherited from document_specification.


duration (O: ndt_time)

The duration of the contract.


effective_date (O: ndt_date_tod)

The date at which a contract becomes effective or put in force.


execution_date (O: ndt_date_tod)

The date that a contract is executed, usually the date of signing of the last signatory.


expiry_date (O: ndt_date_tod)

The date at which a contract terminates or is no longer in force. If the expiry date is amended, this is the amended date.


original_expiry_date (O: ndt_date_tod)

The original date that the contract was to terminate. If the contract is extended, this date does not change.


recorded_date (O, I: ndt_date_tod)

The date when the document was recorded. Inherited from recorded_document_specification.


recorded_line (O, I: ndt_name)

The line on the page of the recorded volume on which the document was recorded. Inherited from recorded_document_specification.


recorded_page (O, I: ndt_name)

The page of the recorded volume on which the document was recorded. Inherited from recorded_document_specification.


recorded_volume (O, I: ndt_name)

The book or volume in which the document was recorded. Inherited from recorded_document_specification.


activity (O: SET[0:?] activity(contract))

These are the instances of activities that are defined in the contract. For example, the contract may require that this activity be undertaken or completed. Each contract may specify one or more activity.


be_positioned_by (I, V: SET[0:?] document_specification_placement(placement_of))

A document specification may be inserted into other document specifications. Each contract may be positioned by one or more document_specification_placement. Inherited from document_specification.


be_used_by (I, V: SET[0:?] data_collection(document_specification))

Defines the data collections whose contents were defined from a document created according to this specification. Each contract may used by one or more data_collection. Inherited from document_specification.


business_associate (O, I: business_associate(recorded_document_specification))

Specifies the recording business associate of this official document, such as a notary. Each contract may be recorded by one business_associate. Inherited from recorded_document_specification.


business_associate_facility_association (O: SET[0:?] business_associate_facility_association(contract))

These are the specific associations between business associates and facilities that are described in the contract. Each contract may specify one or more business_associate_facility_association.


composed_of (V: SET[0:?] contract_reference(for_contract))

The set of contract references used in this contract, such as the contract references that describe the contracts this one supersedes. Each contract may be composed of one or more contract_reference.


compose_document_specification (O, I: compose_document_specification(document_specification))

Specifies the activity which produced this specification. Each contract may be the result of one compose_document_specification. Inherited from document_specification.


contract_activity_type (V: SET[0:?] contract_activity_type(contract))

These are the types of activities that are defined in the contract. For example, the contract may require that an activity of a specific type must be undertaken or completed. Each contract may specify one or more contract_activity_type.


contract_alias (V: SET[0:?] contract_alias(contract))

Indicates the various identifiers by which this contract is known. Each contract may be known by one or more contract_alias.


contract_business_object (V: SET[0:?] business_object(subject_of_contract))

These are the business objects that this contract provides information about. Each contract may specify one or more business_object.


contract_clause (O: LIST OF UNIQUE[0:?] contract_clause(contract))

These are the clauses of the contract. These clauses provide the detail of the information in the contract. Each contract may be described by one or more contract_clause.


contract_designation (V: SET[0:?] contract_designation(contract))

This indicates the set of contractual designations that are defined by this contract. Each contract may be the source of one or more contract_designation.


contract_remark (O: LIST OF UNIQUE[0:?] contract_remark(contract))

These are the remarks and comments that have been recorded about this contract. Each contract may be described by one or more contract_remark.


contract_status (V: SET[0:?] contract_status(contract))

These are the time varying descriptions of the status of this contract. Each contract may have one or more contract_status.


data_collection (I, V: SET[0:?] data_collection(collection_content))

Indicates the data collections that include this instance of E and P data. Each contract may be a member of one or more data_collection. Inherited from e_and_p_data.


datum_for_ranking (I, V: SET[0:?] object_ranking(base_object))

Indicates that an object is being used as a basis for comparison with another object. Each contract may datum for ranking one or more object_ranking. Inherited from object_of_interest.


derived_interest (I, V: SET[0:?] derived_interest_makeup(interest_for))

These are the ownership fractions for business associates of this business object. Each contract may be owned according to one or more derived_interest_makeup. Inherited from business_object.


document (I, V: SET[0:?] document(document_specification))

The specification may be rendered as physical documents, such as books, maps, or electronic files. Each contract may be represented by one or more document. Inherited from document_specification.


document_specification_classification (I, V: SET[0:?] document_specification_classification(document_specification)) (1181)

Gives the classifications that have been made of the document specification. Each contract may be classified by one or more document_specification_classification. Inherited from document_specification.


encumbrance (V: SET[0:?] encumbrance(contract))

These are the encumbrances that have been placed upon this contract. These may be judgements, orders, liens, etc. that inhibit the rights and privileges of the contract. Each contract may be inhibited by one or more encumbrance.


graphical_composition (I, V: SET[0:?] graphical_element(document_specification))

Indicates the graphical elements which make up this document specification. Each contract may contain one or more graphical_element. Inherited from document_specification.


graphical_element (I, V: SET[0:?] graphical_element(depicted_object))

Specifies one or more graphical elements which are depicting this data item. Each contract may be depicted by one or more graphical_element. Inherited from e_and_p_data.


guideline_or_privilege (I, V: SET[0:?] guideline_or_privilege(business_object))

These are the guidelines, limitations, regulations or privileges that are specifically defined for this business object. Other general guidelines, etc., that apply to this business object are defined via the typical and class relationships (if any) defined for this business object. Each contract may be the subject of one or more guideline_or_privilege. Inherited from business_object.


guideline_or_privilege_compliance (I, V: SET[0:?] guideline_or_privilege_compliance(business_object))

These are the designations of compliance with guidelines, limitations, regulations and privileges that are made for this business object. Each compliance statement describes the state of compliance for a specified guideline, limitation, regulation or privilege for a period of time. Each contract may be the subject of one or more guideline_or_privilege_compliance. Inherited from business_object.


information_content (O, I: data_collection(specify_contents_of))

Defines the data collection which points to instances that are referenced by this specification. This describes the contents of the document specification. Each contract may reference the contents of one data_collection. Inherited from document_specification.


object_of_ranking (I, V: SET[0:?] object_ranking(ranked_object))

Indicates that an object is being classified in a rank order based on its characteristics. Each contract may object of ranking one or more object_ranking. Inherited from object_of_interest.


obligation (V: SET[0:?] contractual_obligation(contract))

The set of contractual obligations that are defined within a specific contract. Each contract may define one or more contractual_obligation.


part_of (V: SET[0:?] contract_reference(from_contract))

The set of contract references that use this contract as a reference, such as the contract references to contracts that supersede this one. Each contract may be a part of one or more contract_reference.


placement_of (I, V: SET[0:?] document_specification_placement(place_within))

Reference to placement parameters for inserting another document specification. Each contract may include one or more document_specification_placement. Inherited from document_specification.


pty_contract_processing_fee (V: SET[0:?] pty_contract_processing_fee(contract))

Each contract may have a property of one or more pty_contract_processing_fee.


ref_naming_system (O: ref_naming_system)

The naming system in which identifier is specified and determined to be unique.


render_document (I, V: SET[0:?] render_document(document_specification))

Specifies various rendering activities which utilized this specification. Each contract may be utilized by one or more render_document. Inherited from document_specification.


satisfy_obligation (I, V: SET[0:?] contractual_obligation(contractual_obligation_object))

These are the contractual obligations that this business object is designated as fulfilling, either completely or partially. Each contract may satisfy one or more contractual_obligation. Inherited from business_object.


subject_of_contract (O, I: SET[0:?] contract(contract_business_object))

These are the contracts that specify information about the business object, and the business object is subject to the terms of these contracts. Each contract may be a subject of one or more contract. Inherited from business_object.


subject_of_contract_designation (I, V: SET[0:?] contract_designation(contract_designation_object))

This defines the contract designations that are made for this business object. For example, this may be the contract designations that define the specific interest ownership fractions of the business object as it is bought and sold. Each contract may be subject to one or more contract_designation. Inherited from business_object.


typical_document_specification (O, I: typical_document_specification(document_specification))

This defines the typical document specification that gives the generic description of the design or content of this document specification. Each contract may use one typical_document_specification. Inherited from document_specification.

Local rules:

Abstract supertype:
Each CONTRACT must be instantiated as one of its subtypes. These subtypes are: marketing_agreement, mineral_agreement, partnership_agreement, service_agreement, surface_agreement, title_agreement
Supertype path(s):
e_and_p_data > object_of_interest > business_object > document_specification > recorded_document_specification > contract.

Entity replicated into subtype tables (@contract).

Referenced in Diagrams:

• DMC: Document Classification (1181)
• EPB: Business Associate (1159)
• EPC1: Contracts and Agreements
• EPC2: Contractual Documents
• HL4: Object Aliasing