Source: cases/21usc841/ELEMENTS
# 21 U.S.C. § 841 -- provisional element vocabulary.
knowledge "knowingly or intentionally" (mens rea, incl. knowledge of the substance's nature; deliberate ignorance)
act the prohibited act: "manufacture, distribute, or dispense" (a)(1); sub: act.distribute, act.manufacture, act.dispense
possession "possess" (actual / constructive / joint)
intent-to-distribute possession "with intent to manufacture, distribute, or dispense"
substance "a controlled substance" -- identity/schedule of the drug (incl. analogues, counterfeit (a)(2))
unauthorized "Except as authorized by this subchapter" (registrants, practitioners, medical necessity)
quantity (b) penalty thresholds: drug type and quantity ("mixture or substance")
death-results (b)(1) enhancement: "death or serious bodily injury results from the use"
prior-conviction (b) recidivist enhancement
aiding liability as aider/abettor or co-conspirator (18 U.S.C. § 2 / § 846) for the § 841 offence