This Practice Note outlines when a claim for rectification may be appropriate, what you need to establish to succeed on such a claim and what evidence may be admissible in support. What is rectification? Rectification is an equitable remedy aimed at amending a document to accord with the intention of the parties. Parties to a contract may have had a common intention or understanding when they drew up their contract as to what it meant but, somehow, that meaning has not been reflected in the drafting, ie it is different from the objective meaning of the contractual document as ascertained in accordance with the rules of contract interpretation (on which, more generally, see Practice Note: Contract interpretation—rules of contract interpretation). In such case a claim for rectification may be appropriate. Note, as per Hildyard J in Procter & Gamble v Svenska Cellulosa: ‘The basis and purpose of rectification is not to vary, modify or extend the parties’ contract: it is to reform the instrument by which they have sought to record it in order to conform it with their