Ceylon Petroleum Corporation vs H.M. Sugathadasa – CA NO.1114/98 F -1998

In the case between Ceylon Petroleum Corporation (Plaintiff-Appellant) and H.M. Sugathadasa (Defendant-Respondent), the court addressed whether the Plaintiff was entitled to recover monies for supplied petroleum products and whether key invoices and cheque documents were properly admitted as evidence under Sri Lankan law. The court determined that the District Judge erred in refusing to grant relief to the Plaintiff by discounting documentary evidence marked “subject to proof,” and that such documents could be relied upon even when produced by an officer with adequate transactional knowledge rather than the original author. This decision reaffirmed the principle that formal proof requirements on documentary evidence must be balanced with the realities of business record-keeping and unchall