By current standards, the lack of third-party coverage would be impermissible.

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Disregard, too, the fact that that the Russians routinely conduct underground "hydrodynamic" tests Mr. Obama considers to be impermissible under the CTBT - and therefore eschews.

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When a digital object exceeds a threshold number of moves or downloads, the ability to move may be deemed impermissible and suspended or terminated.

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Under such a catch-all restriction, virtually any kind of conversation about - or critique of - Islam can be considered impermissible if Muslims find it offensive.

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At the very least, however, this decision underscores the wisdom of including examples of permissible and impermissible conduct to flesh out what otherwise might be vague policy language.

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Conflicts of interest that are impermissible with respect to registered investment advisers are commonplace and may not be adequately disclosed.

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