18. The person submitting a return or notice of change shall include, in addition to the attestation that the information contained is true,(1) for a consultant lobbyist, a statement that the lobbyist’s registration has not been struck off or is not prohibited; or
(2) for an enterprise lobbyist or an organization lobbyist, a statement that registration of the persons carrying out lobbying activities on behalf of the enterprise or group has not been struck off or prohibited.