An article or clause in any statute, agreement, contract, grant, or other writing, by which a condition is introduced, usually beginning with the word provided; a conditional stipulation that affects an agreement, contract, law, grant, or the like; as, the contract was impaired by its proviso.

A condition or qualification to a statement or action.

a stipulated condition; "he accepted subject to one provision"

a condition attached to a treaty regarding domestic implementation

a stipulation, a condition, a requirement or the sentence in a contract that expresses same

Provisos are similar to reservations but relate to issues surrounding implementation of a treaty in accordance with U.S. domestic law, and are typically included in a statement upon ratification.

A condition inserted in a contract on the observance of which the validity of the contract depends.

This is a condition on a DAC Certificate, and it may be included on the Faculty. For instance, if building an extension, it could be a condition that the type of brick has to be agreed on site by the DAC.

A policy condition whose observance is essential for the enforcement of the contract.

A policy condition the observance of which is essential for the cover to operate.