
In Finance, go to Tax > Inquiries and reports > Electronic messages > Electronic messages, and select the UK MTD VAT TEST processing.
On the Messages FastTab, select New.
In the Run processing dialog, in the Action field, select Create VAT obligation request. Then select OK. A new electronic message is created that has a status of New obligation request
Enter dates in the From date and To date fields and Discription.
Select Send report
In the Run processing dialog, the Test retrieve VAT obligations action is automatically defined, and information is filled in by the system. Select OK.
You receive the following warning message in the dialog. The message indicates which endpoint (sandbox or production) the request will be sent to.
By selecting this action, a request will be sent to HMRC's sandbox endpoint. Do you want to proceed?
Select Yes to continue or No to cancel.
This takes to HMRC if yes selected.and we have below message.
"You will need the correct HMRC user ID and password. For example, if you want to authorise VAT software, use your VAT HMRC user ID and password."
Can you let me know if how to get this for right auth code?
If we try to get an auth code from web application we have error: Obtain access token is no longer supported as a separate function for the selected web application. It is done automatically when calling MTD VAT services.