> For the complete documentation index, see [llms.txt](https://apidocs.arionbanki.is/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://apidocs.arionbanki.is/b2b-2013-schema/b2b-services/b2b-payment-service/changes-from-previous-schema.md).

# Changes from previous schema

The following changes have been made from the 2005 B2B schema:

| Chapter      | Description                                                                                                                           |
| ------------ | ------------------------------------------------------------------------------------------------------------------------------------- |
| 6.3.1        | New parameter *SecurityCode* in the class *PaymentOut.*                                                                               |
| 6.3.5        | Class name changed from *PaymentSlip* to *Claim.* Two new parameters: *Claimant* and *PayorID*. One parameter removed: *PersonID.*    |
| 6.3.7        | New class *Bond*                                                                                                                      |
| 6.7          | Class *PaymentsResult* has two new parameters: *DateOfForwardPayment* and *Out.*                                                      |
| 6.7.1        | New status *NotConfirmedWithErrors* in Enum *BatchStatus.*                                                                            |
| 6.7.2        | New status *NotConfirmedWithErrors* in Enum *BatchStatus*.                                                                            |
| 6.7.2, 6.7.3 | Change of possible inputs for the *Item* parameter.                                                                                   |
| 6.7.4        | *PaymentSlipInfo* is now called *ClaimInfo.* Two new parameters: *Claimant* and *PayorID*. One parameter removed: *PersonID.*         |
| 6.9          | Error class name changed from *BankErrorFault* to *IOBSFault.* Two new parameters added: *GeneralSourceText* and *GeneralSourceCode.* |