Analytic framework for identifying interpretation issues
1. Identify Interpretation Issue
2. Apply Primary Rules
3. Apply Secondary Rules (only if needed)
Rule for determining whether an ambiguity exists
An ambiguity exists if:
If contract language is clear and unambiguous, then courts must enforce the terms as written.
Patent v. latent ambiguities
Just like the parol evidence rule, courts are split as to how to determine whether an ambiguity exists.
Primary rules of interpretation
(1) Express terms (usually resolved when identifying the interpretation issue)
(2) Course of performance (this agreement)
(3) Course of dealing (same parties, previous agreements)
(4) Usage of trade, custom (industry as a whole)
Secondary rules of interpretation
If the primary rules of interpretation do not resolve an ambiguity, then courts use the secondary rules to establish the meaning: