"You can't use the domain because it's not an accepted domain for your organization" error when you run the Add-RecipientPermission cmdlet

PROBLEM

When you try to run the Add-RecipientPermission cmdlet in Exchange Online, you receive the following error message:
You can't use the domain  because it's not an accepted domain for your organization.
+ CategoryInfo          : NotSpecified: (:) [Add-RecipientPermission], NotAcceptedDomainException

CAUSE

The proxy address of the recipient uses a domain that isn't configured as an accepted domain in the organization.

SOLUTION

Do one of the following:

MORE INFORMATION

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Article ID: 3197160 - Last Review: Oct 12, 2016 - Revision: 1

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