Terraform Versions have several attributes that can be filtered on: - official (true or false) - enabled (true or false) - beta (true or false) - usage (when 0 or non zero) Suggesting adding these filters to the List() function -> https://github.com/hashicorp/go-tfe/blob/0f08d6bfbd92d4302a76a506d423976bb0535322/admin_terraform_version.go#L66