| Attribute | Description | Physical Name | Domain | Data Type | Foreign Key Table |
| TransactionID (FK)(PK) | A universally unique identifier (UUID) for the Transaction. This may be assembled from alternate key members. | ID_TRN | IdentityUUID | char(32) | RetailTransaction(TR_RTL) |
| CustomerAccountID (FK) | A unique identifier for a customer account. | ID_CTAC | Identity | integer | CustomerRentalAccount(LE_ACNT_CT_RNT) |
| ItemID (FK) | A unique system assigned identifier for the retailer's SKU. | ID_ITM | IdentityUUID | char(32) | RentalServiceTerms(AS_SV_RNT) |
| RentalStandardContractID (FK) | Identifies an instance of a RentalStandardContract | ID_RNT_STD_CNTRT | Identity | integer | RentalServiceTerms(AS_SV_RNT) |