“mention in or on the message that its transmission was authorized by the official agent of the candidate or by the registered agent of the party”
“Any public communication made by a political committee—including communications that do not expressly advocate the election or defeat of a clearly identified federal candidate or solicit a contribution—must display a disclaimer.”
這是市場的法律規定,不是任何發布商自己的政策。即使法律允許,發布商仍可能拒絕承接某個類別。