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May 5, 2021tax ordinancereal property taxationlocal government codepresumption of validitysangguniang panlungsodsecretary of justice
Tax Ordinance Enactment: Presumption of Validity and Notice Requirements
The Supreme Court clarifies when a real property valuation ordinance is a tax ordinance and what notice rules apply.
Apr 10, 2019deeds-of-salenotarized-documentspresumption-of-considerationevidencecivil-lawsupreme-court
Safeguarding Rights Strict Compliance With Drug Evidence Rules Protects Against Wrongful Convictions
The Supreme Court rules that notarized deeds of sale enjoy a presumption of validity that only clear and convincing evidence can overcome.
Sep 5, 1997patent lawintellectual propertyprior artutility modelpresumption of validityphilippine patent office
Patent Novelty, Prior Art, and the Presumption of Validity in Philippine Patent Law
Philippine Supreme Court ruling on patent novelty, prior art, and the heavy burden to overcome the presumption of patent validity.