The Code and the Restatement have no provisions for discharge of contractual duties in cases involving commercial impracticability.

Commercial Impracticability

A defense in contract law that can release parties from their obligations if an unforeseen event makes the fulfillment of the contract unreasonably difficult or expensive.

Code

A system of principles or rules designed to regulate practices and conduct within a particular activity or sphere.

Restatement

A rephrasing or clarification of a statement or document, often used to clarify legal principles or statutes.