Calleja vs. Executive Secretary

The Anti-Terrorism Act of 2020 is constitutional, except for: (1) the phrase in the proviso of Section 4 stating "which are not intended to cause death or serious physical harm to a person, to endanger a person's life, or to create a serious risk to public safety"; and (2) the second mode of designation in Section 25 regarding requests from other jurisdictions. The Court held that facial challenges against penal statutes are permissible only when they curtail freedom of expression and its cognate rights.

Following the Marawi Siege and global trends in counter-terrorism, Congress enacted R.A. No. 11479 to repeal the Human Security Act of 2007. The law aimed to provide a stronger legal framework to prevent, prohibit, and penalize terrorism. It introduced broader definitions of terrorist acts, empowered the Anti-Terrorism Council (ATC) to designate terrorists, and extended the period of warrantless detention. Critics immediately assailed the law, fearing it would be used to suppress dissent and target political opponents under the guise of counter-terrorism.

• Filed in: Supreme Court (Direct recourse via Petition for Certiorari and/or Prohibition under Rule 65).
• Decision of lower court: N/A (Direct filing).
• Appealed to CA: N/A.
• Elevated to SC: 37 petitions consolidated and decided En Banc.

• Nature of Action: 37 separate Petitions for Certiorari and/or Prohibition assailing the constitutionality of R.A. No. 11479.
• Parties: Petitioners include members of the Philippine Bar, incumbent and former legislators, journalists, academicians, student leaders, and civil society organizations (e.g., Bayan Muna, GABRIELA, NUJP). Respondents include the Executive Secretary, National Security Adviser, and members of the Anti-Terrorism Council (ATC).
• Key Events: The ATA was signed into law on July 3, 2020. Petitioners filed suits alleging the law violates due process, freedom of speech, and separation of powers. Some petitioners claimed they were already "red-tagged" or faced imminent prosecution under the law.

• Vagueness and Overbreadth: Section 4's definition of terrorism is vague and overbroad, potentially criminalizing legitimate dissent, advocacy, and protest.
• Chilling Effect: The law creates a chilling effect on freedom of speech and expression, causing self-censorship due to fear of being tagged as a terrorist.
• Due Process: Section 25 allows the ATC to designate individuals as terrorists without notice and hearing, violating due process.
• Separation of Powers: Section 29 allows the ATC to authorize detention without a judicial warrant, encroaching on the judiciary's exclusive power to issue warrants.
• Arbitrary Detention: The 14-day detention period (extendable to 24 days) without judicial charge is excessive and violates constitutional limits on liberty.

• Compelling State Interest: The State has a compelling interest to protect national security and public safety from the evolving threat of terrorism.
• International Obligations: The ATA complies with Philippines' international obligations under UN Security Council Resolutions (e.g., UNSCR 1373).
• Safeguards: The law contains sufficient safeguards, including judicial oversight for surveillance and proscription, and penalties for law enforcement abuses.
• Conduct vs. Speech: The ATA penalizes conduct (terrorist acts), not speech. Protected speech is explicitly excluded in the proviso of Section 4.
• Detention Necessity: The extended detention period is necessary to gather evidence in complex terrorism cases and is consistent with international standards.

• Procedural Issues: Whether petitioners have legal standing; whether the issues involve an actual and justiciable controversy; whether direct resort to the Supreme Court is proper; whether a facial challenge is proper.
• Substantive Issues: Whether Section 4 defining terrorism is void for vagueness or overbreadth; whether Section 25's designation powers are unconstitutional; whether Section 29's detention provisions violate due process and separation of powers.

• Procedural: The Court granted due course to 35 out of 37 petitions. It allowed a delimited facial challenge only regarding provisions affecting freedom of expression and its cognate rights. Petitioners established legal standing due to credible threats of prosecution and "red-tagging."
• Substantive:
  • Section 4 (Definition of Terrorism): The main part is constitutional. However, the "Not Intended Clause" in the proviso is unconstitutional for being vague, overbroad, and shifting the burden of proof to the accused to show their speech was not intended to cause harm.
  • Section 25 (Designation): The 1st mode (automatic adoption of UNSC list) is constitutional. The 2nd mode (adoption of foreign requests) is unconstitutional for lack of safeguards and remedies. The 3rd mode (ATC designation upon probable cause) is constitutional (by majority vote).
  • Section 29 (Detention): Constitutional (by majority vote). The Court ruled it supplements Article 125 of the RPC and requires a valid warrantless arrest first. The ATC's written authority is for extended detention, not an arrest warrant.
  • Other Provisions: Sections on surveillance, proscription, and incitement were upheld with the guideline that they must adhere to the Brandenburg test (imminent lawless action).

• Facial Challenge — A challenge to a statute's constitutionality based on its text rather than its application to specific facts. The SC ruled this is permissible only for statutes affecting freedom of expression and its cognate rights to prevent a "chilling effect."
• Void-for-Vagueness Doctrine — A law is unconstitutional if it lacks comprehensible standards, failing to give fair notice of prohibited conduct and granting law enforcers unbridled discretion. Applied to strike down the "Not Intended Clause."
• Overbreadth Doctrine — A law is invalid if it sweeps unnecessarily broadly, invading protected freedoms. Used to analyze Section 4 and Section 25.
• Strict Scrutiny — The standard of review for content-based restrictions on speech. The government must prove a compelling state interest and that the law is narrowly tailored. The "Not Intended Clause" failed this test.
• Brandenburg Test — Speech can only be penalized if it is directed to inciting or producing imminent lawless action and is likely to incite or produce such action. Applied to incitement and threat provisions.

• "Facial challenges on legislative acts are permissible only if they curtail the freedom of speech and its cognate rights based on overbreadth and the void-for-vagueness doctrine."
• "The 'Not Intended Clause'... shifts the burden upon the accused to prove that his actions constitute an exercise of civil and political rights... contrary to the principle that it is the government that has the burden to prove the unconstitutionality of an utterance or speech."
• "Terrorism is no ordinary crime... [but] human rights are not a stage for national destruction." — Citing Justice Aharon Barak.
• "The Constitution is not a suicide pact."

• Southern Hemisphere Engagement Network, Inc. v. Anti-Terrorism Council — Cited for the rule that facial challenges against penal statutes are generally not allowed unless free speech is involved.
• Disini v. Secretary of Justice — Cited for allowing facial challenges against penal statutes when they encroach upon freedom of speech.
• Brandenburg v. Ohio — Cited for the standard on incitement (imminent lawless action).
• Salazar v. Achacoso — Cited for the rule that only judges may issue warrants of arrest.
• Imbong v. Ochoa — Cited regarding the scope of facial challenges covering religious freedom and other fundamental rights cognate to speech.

• Article III, Section 4 (1987 Constitution) — Freedom of Speech, Expression, and Press.
• Article III, Section 1 (1987 Constitution) — Due Process Clause.
• Article III, Section 2 (1987 Constitution) — Right against Unreasonable Searches and Seizures.
• Article III, Section 14 (1987 Constitution) — Rights of the Accused (Presumption of Innocence).
• Republic Act No. 11479 (Anti-Terrorism Act of 2020) — Sections 4, 25, 29.
• Article 125, Revised Penal Code — Delay in the Delivery of Detained Persons to the Proper Judicial Authorities.

• Justice Gesmundo (Concurring and Dissenting) — Voted to uphold the 3rd mode of designation and Section 29. Argued that facial challenges should be limited and that the law's safeguards are sufficient. Emphasized the State's duty to protect national security.
• Justice Leonen (Concurring and Dissenting) — Voted to strike down Section 29 and all modes of designation in Section 25. Argued that the law grants excessive discretion to the Executive and chills dissent. Emphasized the need for judicial oversight in detention.
• Justice Zalameda (Separate Opinion) — Agreed with the delimited facial challenge. Emphasized that the IRR cannot cure statutory vagueness in a facial challenge.

• Justice Caguioa (Concurring and Dissenting) — Voted to strike down Section 29 and the 3rd mode of designation. Argued that Section 29 effectively allows the ATC to issue warrants of arrest, violating separation of powers.
• Justice Gaerlan (Separate Concurring and Dissenting) — Voted to declare Section 29 unconstitutional. Argued that the ATC's written authorization partakes of the nature of a warrant of arrest or commitment order, which only judges can issue.
• Justice Dimaampao (Separate Concurring and Dissenting) — Voted to strike down Section 29. Argued it violates due process and the right against arbitrary detention under international law (ICCPR).
• Justice J. Lopez (Separate Concurring and Dissenting) — Voted to declare Section 29 unconstitutional. Argued the 24-day detention period exceeds the 3-day limit for suspension of the writ of habeas corpus under the Constitution.