blanket clause

from The Collaborative International Dictionary of English v.0.48

Blanket clause \Blan"ket clause`\ (Law)
   A clause, as in a blanket mortgage or policy, that includes a
   group or class of things, rather than a number mentioned
   individually and having the burden, loss, or the like,
   apportioned among them.
   [Webster 1913 Suppl.]