When one party was mistaken and the other knew or believed that the instrument did not state their real agreement, but concealed that fact from the former, the instrument may be reformed.
Civil Code · Book IV: Obligations and Contracts · Title II: Contracts
Chapter 4: Reformation of Instruments
Current text, as of October 24, 2026
When one party was mistaken and the other knew or believed that the instrument did not state their real agreement, but concealed that fact from the former, the instrument may be reformed.
Consolidated by Alleba from the text of Republic Act No. 386 (Lawphil and the Supreme Court E-Library). Book I provisions on marriage, family relations and parental authority were repealed by the Family Code (Executive Order No. 209, 1987) and are shown for reference only. For information and research only, and not legal advice. For certified copies, refer to the Official Gazette or the issuing agency.