If any provision of this title, or an amendment made by this title, is determined to be unenforceable or invalid, the remaining provisions of this title and the amendments made by this title shall not be affected. III Relationship to State Laws 301. Relationship to State laws The provisions of this Act shall preempt any State law, rule, or regulation only to the extent that such State law, rule, or regulation conflicts with a provision of this Act. Nothing in this Act shall be construed to prohibit a State from enacting a law, rule, or regulation that provides greater protection to minors than the protection provided by the provisions of this Act.