Any changes whether you have moved site or you wish to add additional order types requires submission of the pre-testing form along with examples of the changes, this should be done by email to the editest email address in the first instance.
A link to the form can be found here https://visionsoftware.atlassian.net/wiki/spaces/VEDI/pages/843907075/Testing+Inbound+EDI#Stage-1---Initial-Check
If everything looks fine and your current submissions are standing in good order you will receive the modification immediately, where there are issues with the test or ongoing issues with your incoming files then you will be asked to look at those first.