STOP Act 2.0
This bill directs the Government Accountability Office to evaluate the implementation of a 2018 law that requires increased shipment-tracking responsibilities and coordination between the U.S. Postal Service and U.S. Customs and Border Protection regarding international shipments of controlled substances (e.g., fentanyl).
To require an evaluation of the implementation of the STOP Act of 2018, 
                        and for other purposes.

    Be it enacted by the Senate and House of Representatives of the 
United States of America in Congress assembled,

SECTION 1. SHORT TITLE.

    This Act may be cited as the ``STOP Act 2.0''.

SEC. 2. EVALUATION OF IMPLEMENTATION OF STOP ACT OF 2018.

    Not later than one year after the date of the enactment of this 
Act, the Comptroller General of the United States shall submit to 
Congress a report evaluating the implementation of the provisions of 
and amendments made by the STOP Act of 2018 (subtitle A of title VIII 
of Public Law 115-271; 132 Stat. 4073) that includes--
            (1) an identification of potential areas of risk with 
        respect to the entry of illicit fentanyl, other synthetic 
        opioids, and other narcotics and psychoactive substances into 
        the United States by mail, including any openings that drug 
        traffickers have found in the system established under the STOP 
        Act of 2018; and
            (2) an assessment of--
                    (A) the use of the authority provided under 
                subclause (II) of section 343(a)(3)(K)(vi) of the Trade 
                Act of 2002 (19 U.S.C. 1415(a)(3)(K)(vi)), as amended 
                by section 8003 of the STOP Act of 2018, to exclude 
                countries from the requirement under subclause (I) of 
                that section that advance information be provided for 
                100 percent of international mail shipments; and
                    (B) whether the use of that authority should be 
                decreased.

SEC. 3. PUBLIC-PRIVATE PARTNERSHIP REGARDING POSTAL DATA.

    The Secretary of Homeland Security and the Administrator of the 
Drug Enforcement Administration may enter into a public-private 
partnership with private parcel services to develop technology and 
processes for identifying information that could be used to identify 
the origin of fentanyl, other synthetic opioids, and other narcotics 
and psychoactive substances, and precursors to such substances, 
including information on the origin of parcels and shipping 
information.

SEC. 4. INTERNATIONAL COLLABORATION.

    The Secretary of State, in coordination with the Secretary of 
Homeland Security and the Administrator of the Drug Enforcement 
Administration, are authorized to share and receive information, 
consistent with existing law, on best practices regarding the detection 
of illicit fentanyl, other synthetic opioids, and other narcotics and 
psychoactive substances, and precursors to such substances, including 
such substances moving through the mail.
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STOP Act 2.0
A bill to require an evaluation of the implementation of the STOP Act of 2018, and for other purposes.
STOP Act 2.0
Sen. Klobuchar, Amy