42 U.S.C. § 6929 : US Code - Section 6929: Retention of State authority

Search 42 U.S.C. § 6929 : US Code - Section 6929: Retention of State authority

Upon the effective date of regulations under this subchapter no
State or political subdivision may impose any requirements less
stringent than those authorized under this subchapter respecting
the same matter as governed by such regulations, except that if
application of a regulation with respect to any matter under this
subchapter is postponed or enjoined by the action of any court, no
State or political subdivision shall be prohibited from acting with
respect to the same aspect of such matter until such time as such
regulation takes effect. Nothing in this chapter shall be construed
to prohibit any State or political subdivision thereof from
imposing any requirements, including those for site selection,
which are more stringent than those imposed by such regulations.
Nothing in this chapter (or in any regulation adopted under this
chapter) shall be construed to prohibit any State from requiring
that the State be provided with a copy of each manifest used in
connection with hazardous waste which is generated within that
State or transported to a treatment, storage, or disposal facility
within that State.