| Changed in Version | Affects | Description |
| Object | Method |
| X3 any (19200) | Extras, Times, Travels | POST/PUT | The cost_centre_id is ignored and should therefore be omitted for this call. Setting the cost_centre_id will result in a HTTP Header US-Warning with the above message, but the call will still work. |
| X2 16320 | Target hours | GET | New - Get target hours for a member of staff |
| X2 13758 | Work Packages | GET | New - Get work packages based on project ID |
| X2 any (9996) | Extras, Times, Travels | * | New format without area_id and instead a work_package_id in all methods. |
| X2 any (9996) | Work Areas | * | Work Areas are not available, because they are replaced by Work Packages |