In addition, it observed, agencies may, in "urgent and compelling circumstances," award contracts without waiting for his recommendations.

Federal contracting rules allow agencies to approve deals without standard competitive bidding in "urgent and compelling circumstances."

But, in the absence of such express terms, the court will not divide the proper law unless there are unusually compelling circumstances.

Mr. Halpin said Thursday that the police would not enter such homes unless there were compelling circumstances.

And the captain would be the first to agree that the tactical data provided by Starfleet and the new deployment create ever more compelling circumstances.

For example, the regulations prohibit "unaffordable loans," except "under compelling circumstances."

If the sentencing court finds that "substantial and compelling circumstances" are present, it may impose a lesser sentence.

Only the most compelling circumstances can justify armed infringements of national sovereignty.

Slive said "there weren't such compelling circumstances as to merit a change."

She had submitted that substantial and compelling circumstances were present, and had not been surprised by the trial court's application of these provisions.