H. R. 1899 
One Hundred Seventeenth Congress 
of the 
United States of America 
AT THE FIRST SESSION 
Begun and held at the City of Washington on Monday, 
the fourth day of January, two thousand and twenty-one 
An Act 
To amend the Controlled Substances Act to provide for the modification, transfer, 
and termination of a registration to manufacture, distribute, or dispense controlled 
substances or list I chemicals, 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 ‘‘Ensuring Compliance Against 
Drug Diversion Act of 2021’’. 
SEC. 2. MODIFICATION, TRANSFER, AND TERMINATION OF REGISTRA-
TION TO MANUFACTURE, DISTRIBUTE, OR DISPENSE CON-
TROLLED SUBSTANCES. 
Subsection (a) of section 302 of the Controlled Substances Act 
(21 U.S.C. 822) is amended by adding at the end the following 
new paragraph: 
‘‘(3)(A) Except as provided in subparagraph (C), the registration 
of any registrant under this title to manufacture, distribute, or 
dispense controlled substances or list I chemicals terminates if 
and when such registrant— 
‘‘(i) dies; 
‘‘(ii) ceases legal existence; 
‘‘(iii) discontinues business or professional practice; or 
‘‘(iv) surrenders such registration. 
‘‘(B) In the case of such a registrant who ceases legal existence 
or discontinues business or professional practice, such registrant 
shall promptly notify the Attorney General in writing of such fact. 
‘‘(C) No registration under this title to manufacture, distribute, 
or dispense controlled substances or list I chemicals, and no 
authority conferred thereby, may be assigned or otherwise trans-
ferred except upon such conditions as the Attorney General may 
specify and then only pursuant to written consent. A registrant 
to whom a registration is assigned or transferred pursuant to the 
preceding sentence may not manufacture, distribute, or dispense 
controlled substances or list I chemicals pursuant to such registra-
tion until the Attorney General receives such written consent. 
‘‘(D) In the case of a registrant under this title to manufacture, 
distribute, or dispense controlled substances or list I chemicals 
desiring to discontinue business or professional practice altogether 
or with respect to controlled substances and list I chemicals (without 
assigning or transferring such business or professional practice 
to another entity), such registrant shall return to the Attorney 
General for cancellation— 
‘‘(i) the registrant’s certificate of registration;
H. R. 1899—2 
‘‘(ii) any unexecuted order forms in the registrant’s posses-
sion; and 
‘‘(iii) any other documentation that the Attorney General 
may require.’’. 
SEC. 3. DETERMINATION OF BUDGETARY EFFECTS. 
The budgetary effects of this Act, for the purpose of complying 
with the Statutory Pay-As-You-Go Act of 2010, shall be determined 
by reference to the latest statement titled ‘‘Budgetary Effects of 
PAYGO Legislation’’ for this Act, submitted for printing in the 
Congressional Record by the Chairman of the House Budget Com-
mittee, provided that such statement has been submitted prior 
to the vote on passage. 
Speaker of the House of Representatives. 
Vice President of the United States and
President of the Senate.