## Entity debtor-instrument data

### Details of entity debtor-instrument data

Name | debtor-instrument data
Code | debtor_instrument_data
Parent | Logical Data Model 'AnaCredit GLO per bank LDM'
Comment | Debtor-instrument data is the combination of debtor and instrument that indicates which debtor is debtor for which instrument. This entity type is a subset of the counterparty-instrument data from the regulation.
Parent Entity | <None>
rowcount reporting indicator | entity type with reported rowcount

### List of attributes of the entity debtor-instrument data

Name | Code | Comment | Data Type | Domain | Mandatory | Primary Identifier | Foreign Identifier
reporting agent identifier | reporting_agent_identifier |  | Variable characters (50) | riad counterparty domain | X | X | X
observed agent identifier | obsrvd_agnt_cd | Observed agent identifier is a number, assigned by De Nederlandsche Bank, that uniquely identifies the observed agent. | Variable characters (50) | riad counterparty domain | X | X | X
counterparty identifier | counterparty_identifier |  | Variable characters (60) | identifier domain | X | X | X
counterparty role | entty_rl |  | Variable characters (25) | counterparty-instrument role type | X | X | X
contract identifier | cntrct_id | An identifier applied by the reporting agent to uniquely identify each contract. Each contract must have one contract identifier. This value will not change over time and cannot be used as the contract identifier for any other contract. Each contract identifier must be unique for each contract that generates credit risk for the same observed agent. This identifier must not be reused at any point in time to identify a different contract with the same observed agent. | Variable characters (60) | identifier domain | X | X | X
instrument identifier | instrmnt_id | An identifier applied by the reporting agent to uniquely identify each instrument under a single contract. Each instrument must have one instrument identifier. This value will not change over time and cannot be used as the instrument identifier for any other instrument under the same contract. Each instrument identifier must be unique for each contract, i.e. all instruments embedded in a single contract are to be assigned a different instrument identifier, and these must not be reused at any point in time to identify a different instrument within the contract. However, instruments associated with different contracts may use the same identifier. | Variable characters (60) | identifier domain | X | X | X
reporting reference date | reporting_reference_date |  | Date | reporting reference date | X | X | X

### List of relationships of the entity debtor-instrument data

Name | Code | Generate | Entity 2 | Entity 1 | Dependent Role | Entity 1 -> Entity 2 Role Cardinality | Entity 2 -> Entity 1 Role Cardinality
has | debtor_instrument_data_has_joint_liability | X | joint liability | debtor-instrument data | joint liability -> debtor-instrument data | 0,n | 1,1
has | debtor_has_debtor_instrument_data | X | debtor-instrument data | debtor | debtor-instrument data -> debtor | 1,n | 1,1
has debtor via | instrument_has_debtor_via_debtor_instrument_data | X | debtor-instrument data | instrument | debtor-instrument data -> instrument | 1,n | 1,1

### List of identifiers of the entity debtor-instrument data

Name | Code | Parent | Primary Identifier
debtor-instrument data PK | debtor_instrument_data_pk | Entity 'debtor-instrument data' | X

### List of associated business rules of the entity debtor-instrument data

Name | Code | Rule Type | business rule classification | business rule scope | severity | business rule status
debtor-instrument data omc0021 joint liability must exist for multiple debtors on instrument | omc0021 | Constraint | other model constraint | Checked within the data delivery | signalling | active business rule
creditor-instrument data omc0076 creditor cannot be debtor of the same instrument | omc0076 | Constraint | other model constraint | Checked within the data delivery | signalling | active business rule

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