Scheduled Pre-Release Notifications (PRNs)
Refer to the table below for details of the latest Thredd Pre-Release Notifications (PRNs) and the scheduled system release dates for scheduled releases. For previous pre-release notifications, see Pre-Release Notifications for Past Releases
This page displays PRNs with changes affecting the technical documentation. For a full list of PRNs, including PRNs prior to 2021, please contact the Operations team.
| 
                                                                 PRN Reference  | 
                                                            
                                                                 Description  | 
                                                            
                                                                 Related Guides  | 
                                                            
                                                                 Scheduled Release  | 
                                                        
|---|---|---|---|
| 
                                                                 PRN-266  | 
                                                            
                                                                 Modifications to support Tap to More transactions from Mastercard  | 
                                                            
                                                                 4th November 2025  | 
                                                        |
| 
                                                                 PRN-260  | 
                                                            
                                                                 You must now use response code 58 for Refund Declines on both Visa and Mastercard networks. Thredd systems have been updated to use Response Code 58.  | 
                                                            
                                                                 4th November 2026  | 
                                                        |
| 
                                                                 PRN-229  | 
                                                            
                                                                 Added a note to indicate that card status changes prior to 2022 are no longer retrievable.  | 
                                                            
                                                                 Q4, 2025  |