The Code's firm offer rule applies only to offers in writing that are made by a merchant offeror.

Firm Offer Rule

A legal principle stating that a merchant’s offer to buy or sell goods, assuring that the offer will remain open for a certain period, is binding and cannot be revoked.

Merchant Offeror

A seller or provider of goods or services considered legally as a "merchant," often involved in making offers in the course of business.

Writing

The act or process of composing text or documenting information in a durable medium.