Logourl black

Preexisting-duty rule


This rule provides that an initial contract cannot be modified unless additional consideration is provided beyond the preexisting duties assigned to both parties under the initial contract. The rule does not apply when unexpected or unanticipated difficulties arise during the course of performance of a contract that prompts parties to voluntarily modify the terms of the initial contract.

Related Rules [?]

The related rules section is for members only and includes a compilation of all the rules of law in Quimbee's database relating to this key term.

To access the related rules, please start your free trial or log in.