Nothing in this act shall be construed as requiring interstate carriers to make a showing of "public convenience and necessity" in order to secure any license or permit required by the provisions hereof, and the provisions of this act shall apply to interstate commerce only in so far as such regulation is permitted by the Constitution of Oklahoma and the United States, and the holding of any part of this act or any section or part thereof to be void or ineffective for any cause by any court shall not affect any other section or part of this act.
Laws 1953, p. 337, § 20; Laws 1965, c. 215, § 1.