; report Not later than 180 days after the date of enactment of this Act, the head of the Office of National Drug Control Policy shall— (1) complete the assessment required by subsection (a); and (2) submit a report to the Congress on the results of such assessment. (c) Definition In this section, the term illicit fentanyl means fentanyl and any analogue or precursor thereof that is manufactured, distributed, or dispensed, or possessed with intent to manufacture, distribute, or dispense, in violation of section 401, 406, or 416 of the Controlled Substances Act ( 21 U.S.C. 841 , 846, 856).