Legal Insights
Plain-language guides and case briefs on Philippine law — researched from the firm's law library of 184,000+ statutes, Supreme Court decisions, and agency issuances, and written so non-lawyers can understand and act on them.
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Writ of Kalikasan: Supreme Court Requires Concrete Evidence, Not Mere Allegations
The Supreme Court clarifies that Writ of Kalikasan petitioners must present concrete evidence linking a defendant's acts to environmental damage, not just allegations.
Writ of Kalikasan Requires Concrete Evidence, Not Speculation: Water for All Refund Movement Case
The Supreme Court clarifies that a Writ of Kalikasan demands concrete evidence of environmental harm, not mere speculation or unsubstantiated allegations.
Lifting of Mining Closure Orders Revives Writ of Kalikasan Petitions
Supreme Court rules that lifting DENR closure orders revives environmental claims, keeping Writ of Kalikasan petitions alive.
Protecting the Environment: The Writ of Kalikasan and Environmental Impact Assessments
The Supreme Court explains how the writ of kalikasan protects the right to a balanced ecology and why Environmental Impact Statements are crucial.
Writ of Kalikasan and Environmental Permits: PTK2 H2O Corp. v. Court of Appeals
The Supreme Court affirms the writ of kalikasan, applying the precautionary principle and upholding the revocation of water permits and ECCs issued without proper environmental assessment.
Writs of Kalikasan and Continuing Mandamus: Scope and Limits in Philippine Environmental Law
The Supreme Court clarifies when the writ of kalikasan and continuing mandamus apply, and why not every environmental case qualifies.
Protecting Environmental Rights: Understanding the Writ of Kalikasan in the Philippines
The Supreme Court clarifies when the writ of kalikasan may issue, requiring proof of environmental law violation and large-scale damage.
Environmental Compliance and Impact Assessments in Reclamation Projects: The Villar v. Alltech Case
The Supreme Court clarifies when an Environmental Performance Report and Management Plan suffices for reclamation projects and the limits of the writ of kalikasan.
Balancing Public Health and Infrastructure: Environmental Rights in the Meralco Transmission Line Case
The Supreme Court clarifies when the writ of kalikasan covers health concerns, using the NAIA III transmission line dispute as a guide.
Environmental Protection Prevails: Citizens' Right to a Balanced Ecology Upheld
The Supreme Court affirms the writ of kalikasan, ordering the closure of Cebu's Inayawan landfill to protect residents' constitutional right to a balanced and healthful ecology.
Balancing Development and Ecology: The Limits of Environmental Protection Orders in Mining Disputes
The Supreme Court clarifies when a Writ of Kalikasan may issue in mining disputes, requiring proof of environmental damage of magnitude affecting two or more provinces.
Writ of Kalikasan and Oil Pipeline Safety: The West Tower Case
A look at the Supreme Court's landmark ruling on the Writ of Kalikasan, environmental protection orders, and the safe operation of aging oil pipelines.
Environmental Law Upholding Power Plant Construction Despite Procedural Lapses
Supreme Court clarifies the writ of kalikasan's scope and upholds a coal plant's ECC despite procedural lapses in its issuance.