18 U.S.C. § 233 : US Code - Section 233: Preemption

Search 18 U.S.C. § 233 : US Code - Section 233: Preemption

Nothing contained in this chapter shall be construed as
indicating an intent on the part of Congress to occupy the field in
which any provisions of the chapter operate to the exclusion of
State or local laws on the same subject matter, nor shall any
provision of this chapter be construed to invalidate any provision
of State law unless such provision is inconsistent with any of the
purposes of this chapter or any provision thereof.