Chapman v. Lab One’s Empirical Analysis

Citation profile

16 federal appellate · 8 district · 1 state decisions

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 48 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.

1. “A state law is preempted if (1) Congress explicitly prohibits state regulation in an area; (2) Congress implicitly prohibits state regulation by pervasively occupying the area; (3) state law directly conflicts with federal law; or (4) a federal agency, acting within the scope of its delegated authority, intends its regulations to have preemptive effect.”

   3 later decisions quote this exact passage · from the majority
   e.g. 503 F. Supp. 2d 1217 - Staple Cotton Co-Op. Assoc. v. Dg and G., Inc. · 613 F. Supp. 2d 1122 - BOARD OF PUBLIC WORKS, CITY OF BLUE EARTH v. Wisconsin Power and Light Co.

2. “covering the subject matter of the State Requirement”

   3 later decisions quote this exact passage · from the majority
   e.g. 461 F. Supp. 2d 1044 - Hodge v. Burlington Northern & Santa Fe Ry. Co. · 454 F. Supp. 2d 876 - Kutilek v. UNION PACIFIC RR CO.

3. “applicable statute and regulations concerning drug testing do not establish an intent to preempt the substantive cornmon law at issue,”

   2 later decisions quote this exact passage · from the majority
   e.g. 453 F. Supp. 2d 1104 - Connolly v. Union Pacific R. Co. · Lundeen v. Canadian Pacific Railway Co.