mimozell

Seems like it is related to: https://github.com/hashicorp/terraform-provider-aws/pull/39718, https://github.com/hashicorp/terraform-provider-aws/issues/39376, https://github.com/hashicorp/terraform-provider-aws/pull/39204 And the easiest to read is here: https://github.com/hashicorp/terraform-provider-aws/blob/main/docs/design-decisions/exclusive-relationship-management-resources.md