Possible federal sentences for heroin possession include:
Amount: 1 kilogram or more of a mixture or substance containing a detectable amount of heroin.
Sentence: Not less than 10 years or more than life. No person sentenced under this subparagraph shall be eligible for parole during the term of imprisonment.
Amount: 100 grams or more of a mixture or substance containing a detectable amount of heroin.
Sentence: Not less than 5 years and not more than 40 years. No person sentenced under this subparagraph shall be eligible for parole during the term of imprisonment.
Source
Title 21 United States Code (USC) Controlled Substances Act, last accessed July 9, 2021.