| Attribute | Description | Physical Name | Domain | Data Type | Foreign Key Table |
| TaxRegistrationID (PK) | A unique system assigned identifier for this TaxRegistration. | ID_RGST_TX | Identity | integer | |
| IssuedToPartyID (FK) | A unique, system assigned identity for a Party. | ID_PRTY | Identity | integer | Party(PA_PRTY) |
| RegisteredAsName | The name of the Person or Organization under which the TaxRegistration is known. | NM_RGST_AS | Name | varchar(40) | |
| RegistrationNumber | The certificate number issued by the TaxAuthority recording the TaxRegistration of the Person or Organization. | ED_RGST | TaxIdentityNumber | varchar(20) | |