2007 Pa. Super. 26 - Commonwealth v. Etchison’s Empirical Analysis
2007
Citation profile
17 state decisions
How this case has been cited
Cited by 18 later decisions — most recently October 2025
17 state decisions
Later decisions citing this case, by decade. The current decade is in progress, and our corpus holds fewer opinions from the most recent years, so the latest bars are undercounted — not a real decline.
Relationships
Relies on Commonwealth v. Barud · Commonwealth v. Hawkins · Commonwealth v. Mayfield · Francis v. Swisher · Commonwealth v. Means
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 18 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“(d) Controlled substances. — An individual may not drive, operate or be in actual physical control of the movement of a vehicle under any of the following circumstances: (1) There is in the individual’s blood any amount of a: (i) Schedule I controlled substance, as defined in the act of April 14, 1972 (P.L. 233, No. 64), 1 known as The Controlled Substance, Drug, Device and Cosmetic Act; (ii) Schedule II or Schedule III controlled substance, as defined in The Controlled Substance, Drug, Device and Cosmetic Act, which has not been medically prescribed for the individual; or (iii) metabolite of a substance under subparagraph (i) or (ii).”
4 later decisions quote this exact passage
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.