Title
People vs. Aquino
Case
G.R. No. L-35131
Decision Date
Nov 29, 1972
WHO official Dr. Leonce Verstuyft's diplomatic immunity violated by local court's search warrant; Supreme Court nullifies warrant, upholds immunity under Host Agreement.

Case Summary (G.R. No. L-35131)

Petitioner

Dr. Leonce Verstuyft, entitled to diplomatic privileges under the 1951 Host Agreement between the Republic of the Philippines and WHO, joined by WHO.

Respondents

Judge Aquino, who maintained and refused to quash search warrant No. 72-138; COSAC officers who sought enforcement of that warrant to seize purportedly dutiable goods.

Key Dates

• December 6, 1971 – Verstuyft’s assignment to Manila.
• January 10, 1972 – Twelve crates of unaccompanied baggage allowed duty-free entry.
• March 3, 1972 – Search warrant issued for ten crates.
• March 6 & 16, 1972 – Department of Foreign Affairs’ plea for immunity and judge’s refusal.
• May 8–9, 1972 – Solicitor General’s support for immunity and lower court’s denial of quashal.
• June 6, 1972 – Supreme Court issues temporary restraining order.
• August 1972 – Submission of memoranda; case deemed submitted.

Applicable Law

• 1951 Host Agreement (Section 24): grants WHO officials diplomatic immunity, inviolability of property, exemption from jurisdiction and customs duties.
• Republic Act No. 4712 (amending Tariff and Customs Code, § 3601): penalizes unlawful importation and possession of dutiable goods.
• Convention on the Privileges and Immunities of the Specialized Agencies (1947): prescribes procedures for alleged abuse of privileges.
• Republic Act No. 75 (1946): nullifies processes seizing diplomatic property; penalizes execution of such writs.
• 1935 Philippine Constitution: separation of powers and respect for executive determinations in foreign relations.

Procedural History

Petitioners filed an original action for certiorari and prohibition to annul Judge Aquino’s warrant and to enjoin further proceedings. The Supreme Court issued a restraining order, respondents answered, and both parties submitted memoranda.

Issue

Whether a Philippine court may enforce a search warrant against the personal effects of a WHO official enjoying diplomatic immunity recognized by the Executive branch.

Rationale for Diplomatic Immunity

  1. The Executive branch, through the Secretary of Foreign Affairs and the Solicitor General, formally recognized that Verstuyft is immune from search and seizure under the Host Agreement.
  2. Under the principle of separation of powers and established international-law doctrine, courts must accept the Executive’s determination of immunity and refrain from actions that would embarrass foreign relations.

Treaty Obligations and Proper Recourse

Article VII of the 1947 Convention requires consultations between the host State and the UN agency to resolve alleged abuses. Judicial proceedings in the host State are not the appropriate initial remedy; findings of abuse, if any, must be referred to the Department of Foreign Affairs and, ultimately, to the International Court of Justice.

Judicial Error and Abuse of Discretion

Judge Aquino relied on the COSAC officers’ suspicions of contraband rather than the binding assurances of the Executive. In failing to quash the warrant, he acted without jurisdiction and in grave abuse of discr

...continue reading

Analyze Cases Smarter, Faster
Jur is a legal research platform serving the Philippines with case digests and jurisprudence resources. AI digests are study aids only—use responsibly.