implied exemption
Definitions from Case Law · United States Supreme Court
Definitions from Case Law
From 288 U.S. 181 - Union Bank & Trust Co. v. Phelps · 1933Most cited · 67 citing opinions
federal instrumentalities
The implied exemption is a shield for federal agencies; not the source of congressional power to control state action in respect of other matters.
How often courts cite the case defining “implied exemption”
Court decisions citing the opinion that defined “implied exemption” — 67 in all, by decade. Counts are citations to the defining case as a whole, not verified uses of the term. The dip in the most recent years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the latest years.