The Commonwealth can avoid covering a legislative "field" by passing an express provision declaring its intention not to do so.

A party may claim that a treaty should be terminated, even absent an express provision, if there has been a fundamental change in circumstances.

When terms are implied by courts, the general rule is that they can be excluded by express provision in any agreement.

The express provisions of the Constitution elaborate underlying, organizing principles.

In the absence of an express provision, the profits are to be shared equally.

In the absence of any express provisions once employment has ended the law will only protect information within the second class.

In the absence of express provision certain duties are imposed on the landlord at common law and by statute.

The tenant's adviser would do well to include an express provision to that effect.

Such time limits must be strictly observed unless there is express provision to the contrary.

The answer is not to be found in the express provisions of article 7.