The law prohibited the use of interstate carriers to transport those tickets.
[S]upplement the provisions of prior acts excluding lottery tickets from the mails and prohibiting the importation of lottery matter from abroad, and to prohibit the causing [of] lottery tickets to be carried, and lottery tickets and lottery advertisements to be transferred, from one State to another by any means or method.
Really? What emanation of a penumbra do you find "registered common carriers" in?