United States shall have jurisdiction over proceedings commenced pursuant to this section and shall exercise the same without regard to whether the party aggrieved shall have exhausted any administrative or other remedies that may be provided for by law. 7. Preemption No State or subdivision thereof shall enact or enforce any law, rule, regulation, standard, or other provision having the force and effect of law that conflicts with any provision of this Act. 8. Severability If any provision of this Act, or the application of such provision to any person or circumstance, is held to be unconstitutional, the remainder of this Act, or the application of such provision to all other persons or circumstances, shall not be affected thereby.