Ho Wai Pang vs. People of the Philippines

A violation of an accused's Miranda rights during custodial investigation renders inadmissible only the extrajudicial confession or admission made during such investigation, not other relevant evidence obtained therein.

Thirteen Hongkong nationals arrived at the Ninoy Aquino International Airport as tourists on September 6, 1991. During customs inspection, a customs examiner discovered a white crystalline substance inside chocolate boxes in the group's luggage. The substance tested positive for methamphetamine hydrochloride, weighing 31.1126 kilograms. Six of the tourists, including petitioner, were charged with conspiracy to transport illegal drugs under the Dangerous Drugs Act.

• Arrival and Customs Inspection: On September 6, 1991, United Arab Emirates Airlines Flight No. 068 from Hongkong arrived at the Ninoy Aquino International Airport. Customs Examiner Gilda Cinco examined the baggage of 13 Hongkong nationals at the Express Lane. Cinco discovered chocolate boxes containing a white crystalline substance in the first bag. Becoming suspicious, she opened four boxes and found the substance in transparent plastic. She alerted her superiors and the Narcotics Command (NARCOM).
• Re-examination at the ICU: Cinco guided the tourists to the Intensive Counting Unit (ICU) while carrying the four boxes. At the ICU, she examined the remaining bags. Chocolate boxes were found in the bags of Law Ka Wang, Wu Hing Sum, Ho Kin San, Chan Chit Yue, and Tin San Mao. Petitioner's bag was empty at the ICU because Cinco had already retrieved two chocolate boxes from it at the express lane counter. A total of 18 chocolate boxes were recovered.
• Testing and Charges: NARCOM Agent Neowillie de Castro tested the substance at NAIA, yielding positive results for methamphetamine hydrochloride. The NBI Forensic Chemist confirmed the substance weighed 31.1126 kilograms and was positive for shabu. An Amended Information charged petitioner and five co-accused with conspiring to transport shabu.
• Defense: The accused pleaded not guilty, claiming the travel agency provided their bags and they had no knowledge of the illegal substance inside.

• Miranda Rights Violation: Petitioner argued that because he was deprived of his constitutional right to counsel during custodial investigation by both customs and NBI officials, all evidence obtained during that investigation should be excluded.
• Right to Confrontation: Petitioner maintained that he was deprived of his right to confront witnesses because no interpreter was provided, preventing him from understanding the testimony against him and effectively cross-examining or presenting countervailing evidence.
• Lack of Conspiracy: Petitioner contended that the prosecution failed to establish conspiracy among the accused.
• Presumption of Innocence: Petitioner asserted that the prosecution failed to prove his guilt beyond reasonable doubt, emphasizing that no chocolate boxes were found in his bag at the ICU and that co-accused Sonny Wong ascribed possession of the boxes to him.

• Admissibility of Evidence: Respondent countered that a Miranda rights violation renders inadmissible only extrajudicial confessions or admissions, not other evidence obtained during custodial investigation.
• Right to Confrontation: Respondent argued that petitioner was given the opportunity to confront witnesses through cross-examination by counsel. The burden to hire an interpreter or manifest the need for one rested on petitioner.
• Conspiracy and Guilt: Respondent maintained that conspiracy was established by circumstantial evidence and that petitioner's guilt was proven by the eyewitness testimony of the customs examiner and the confiscated drugs.

• Miranda Rights: Whether a violation of an accused's Miranda rights during custodial investigation requires the exclusion of all evidence obtained during such investigation.
• Right to Confrontation: Whether an accused is deprived of the right to confront witnesses due to the absence of an interpreter, despite being cross-examined by counsel.
• Conspiracy: Whether conspiracy was sufficiently established to convict the accused.
• Presumption of Innocence: Whether the prosecution proved petitioner's guilt beyond reasonable doubt despite the absence of chocolate boxes in his bag at the ICU.

• Miranda Rights: Only confessions and admissions made during a custodial investigation conducted in violation of Miranda rights are rendered inadmissible. The admissibility of other relevant evidence is not affected even if obtained in the course of custodial investigation. Because no extrajudicial confession or admission was extracted from petitioner, the confiscated drugs and eyewitness testimony remained admissible.
• Right to Confrontation: The right to confrontation was not impaired. The essence of the right is the opportunity for cross-examination, which petitioner's counsel fully utilized. Petitioner failed to object to the lack of an interpreter during trial or demonstrate prejudice from its absence.
• Conspiracy: Conspiracy was established by circumstantial evidence. The prior relationships among the accused, the identical packaging of the illegal substance in similar chocolate boxes, and the elaborate nature of the offense indicated a common design and concerted action.
• Presumption of Innocence: Guilt was proved beyond reasonable doubt. The customs examiner clarified that she found no boxes in petitioner's bag at the ICU because she had already retrieved them at the express lane. Positive eyewitness testimony overrides bare denials, and criminal intent is immaterial in malum prohibitum offenses like transporting illegal drugs.

• Miranda Rights Exclusionary Rule — Infractions of Miranda rights render inadmissible only the extrajudicial confession or admission made during custodial investigation. The admissibility of other evidence, provided it is relevant and not otherwise excluded by law or rules, is not affected even if obtained in the course of custodial investigation. Applied to hold that the confiscated drugs and eyewitness testimony remained admissible despite the lack of counsel during questioning.
• Right to Confrontation — The chief purpose of the right of confrontation is to secure the opportunity for cross-examination. If the opportunity for cross-examination has been secured, the function and test of confrontation have been accomplished. Applied to hold that cross-examination by counsel satisfied the constitutional guarantee despite the accused's language barrier and lack of an interpreter.
• Conspiracy by Circumstantial Evidence — Conspiracy need not be shown by direct evidence or express agreement; it may be inferred from proof of facts and circumstances which, taken together, indicate that the participants acted with a common design, concerted action, and concurrence of sentiments. Applied to find conspiracy based on the accused's relationships and the identical packaging of the drugs.
• Malum Prohibitum — In offenses punished under special laws, the mere commission of the act constitutes the offense, and criminal intent is not required for conviction. Applied to reject petitioner's defense of lack of knowledge of the drugs in his luggage.

• "The infractions of the so-called Miranda rights render inadmissible ‘only the extrajudicial confession or admission made during custodial investigation.’ The admissibility of other evidence, provided they are relevant to the issue and [are] not otherwise excluded by law or rules, [are] not affected even if obtained or taken in the course of custodial investigation." — Defines the scope of the exclusionary rule for Miranda rights violations.
• "The chief purpose of the right of confrontation is to secure the opportunity for cross-examination, so that if the opportunity for cross-examination has been secured, the function and test of confrontation has also been accomplished, the confrontation being merely the dramatic preliminary to cross-examination." — Articulates the essence of the constitutional right to meet witnesses face to face.

• Aquino v. Paiste, G.R. No. 147782, June 25, 2008 — Followed. Held that Miranda rights violations render inadmissible only extrajudicial confessions or admissions, not other evidence obtained during custodial investigation.
• People v. Wong Chuen Ming, 326 Phil. 192 (1996) — Distinguished. In Ming, the conviction relied heavily on signatures affixed on the boxes construed as a tacit admission, which was inadmissible without Miranda warnings; also, the lone customs examiner's testimony was uncorroborated. In the present case, conviction was based on being caught in flagrante delicto and the direct, credible eyewitness testimony of the customs examiner.
• People v. Buluran, 382 Phil. 364 (2000) — Followed. Stated that allegations of Miranda rights violations are relevant only when an extrajudicial confession or admission becomes the basis of conviction.
• People v. Doroja, G.R. No. 81002, August 11, 1994 — Followed. Held that R.A. 7659, being more lenient, should be accorded retroactive application, and that reclusion perpetua is a lighter penalty than life imprisonment.

• Section 12, Article III, 1987 Constitution — Guarantees the right to remain silent and to have competent counsel during custodial investigation. Provides that confessions or admissions obtained in violation thereof shall be inadmissible in evidence. Applied to limit the exclusionary rule to confessions and admissions only.
• Section 14(2), Article III, 1987 Constitution — Guarantees the right of the accused to meet the witnesses face to face. Applied to affirm that cross-examination by counsel satisfies this right.
• Section 15, Article III, Republic Act No. 6425 (Dangerous Drugs Act of 1972), as amended by P.D. 1683 and R.A. 7659 — Penalizes the transportation of regulated drugs. Applied to impose the penalty of reclusion perpetua and a fine, R.A. 7659 being applied retroactively as it is more favorable to the accused than life imprisonment.

Renato C. Corona (Chief Justice, Chairperson), Teresita J. Leonardo-De Castro, Lucas P. Bersamin, Martin S. Villarama, Jr.