People vs. Arellano

The presumption of regularity in the performance of official duties by law enforcement officers is rebutted by material inconsistencies in their testimonies and irregularities in the conduct of a buy-bust operation, such as the deliberate disregard of a material witness present at the scene, thereby creating reasonable doubt that warrants acquittal of the accused.

On April 18, 2013, a confidential informant reported to the Provincial Anti-Illegal Drugs Special Operations Task Group (PAIDSOTG) in Ilocos Norte that Michael Ryan Arellano was engaged in illegal drug activities. A buy-bust operation was organized, with PO3 Dalere designated as the poseur-buyer and given a ₱1,000 bill marked with the initials "JMBD." The operation was initially planned for Brgy. Buyon, Bacarra, Ilocos Norte, but the accused redirected the meeting to Room 11 of the Farmside Hotel in Laoag City. After the alleged transaction was consummated, the buy-bust team arrested Arellano and seized items from the room, including plastic sachets containing crystalline substances and drug paraphernalia.

• The Buy-Bust Operation: On April 18, 2013, following a tip from a confidential informant, PAIDSOTG officers conducted a briefing for a buy-bust operation targeting Arellano. PO3 Dalere served as the poseur-buyer, carrying ₱1,000 in marked bills. The team proceeded to Farmside Hotel Room 11, where PO3 Dalere and the informant entered and allegedly purchased one plastic sachet of shabu from Arellano. Upon the pre-arranged signal (a missed call), the back-up team entered, arrested Arellano, and recovered the buy-bust money from his pocket.
• Seizure and Inventory: The police officers seized additional items from the top of the bed, including three heat-sealed transparent plastic sachets containing white crystalline substance, four open plastic sachets with residues, two folded aluminum foils, and a lighter. PO3 Dalere placed his initials "JMBD" on these items. A Certificate of Inventory was prepared and photographs were taken in the presence of barangay officials.
• Laboratory Examination: The seized items were submitted to the PNP Crime Laboratory. Chemistry Report No. D-031-2013-IN dated April 18, 2013, confirmed that the sachet sold to the poseur-buyer and the three other plastic sachets tested positive for methamphetamine hydrochloride (shabu).
• Defense Evidence: Arellano testified that he was with a female companion in the hotel room when armed men forcibly entered, handcuffed him, and planted the evidence. He claimed he was a victim of frame-up.
• Material Inconsistencies: During cross-examination, PO3 Dalere admitted that a female companion was present inside Room 11 during the operation, but he could not recall her name or whether she was brought to the police station for investigation. In contrast, PO2 Salacup, the back-up officer, testified that no other person was present in the room aside from the police officers, the informant, and Arellano. The Joint Affidavit of the police officers made no mention of the female companion, and no case was filed against her despite her presence at the scene.

• Material Inconsistencies in Testimony: Petitioner argued that the police officers' contradictory statements regarding the presence of a female companion in the hotel room constituted material inconsistencies that undermined the credibility of the prosecution's version of events.
• Frame-Up Defense: The inconsistencies lent credence to the defense of frame-up. The failure of the police to investigate the female companion, take her name, or include her in their official reports indicated irregularities in the conduct of the operation.
• Insufficient Evidence for Paraphernalia: Petitioner noted that the aluminum foils seized tested negative for dangerous drugs, indicating they were not intended for consuming illegal substances.

• Sufficiency of Evidence: Respondent maintained that the prosecution proved beyond reasonable doubt all elements of illegal sale and possession of dangerous drugs through the positive testimonies of PO3 Dalere (poseur-buyer) and PO2 Salacup (back-up), corroborated by physical evidence.
• Unbroken Chain of Custody: The integrity and evidentiary value of the corpus delicti were duly preserved, with no break in the chain of custody from seizure to laboratory examination.
• Presumption of Regularity: The defense of frame-up was unsubstantiated and could not prevail over the presumption that police officers regularly performed their duties in the conduct of the buy-bust operation.

• Rebuttal of Presumption of Regularity: Whether the material inconsistencies in the police officers' testimonies and their failure to account for a material witness rebutted the presumption of regularity in the performance of their official duties.
• Proof Beyond Reasonable Doubt: Whether the prosecution established the guilt of the accused beyond reasonable doubt for the crimes charged.
• Credibility of Frame-Up Defense: Whether the defense of frame-up was sufficiently established to warrant acquittal.

• Presumption of Regularity Rebutted: The presumption of regularity in the performance of official duties is not conclusive and may be rebutted by contrary evidence. It obtains only when nothing in the records suggests that law enforcers deviated from the standard conduct of official duty; where the official act is irregular on its face, an adverse presumption arises. The material inconsistencies regarding the female companion's presence, and the officers' failure to investigate her or explain her omission from their joint affidavit, constituted irregularities that rendered the presumption unavailable.
• Reasonable Doubt Created: The irregularities in the police operation and the inconsistent testimonies created reasonable doubt as to the validity of the buy-bust operation and the identity of the corpus delicti. When inculpatory facts are capable of two explanations—one consistent with innocence and the other with guilt—the evidence fails to meet the test of moral certainty required for conviction.
• Acquittal: The constitutional presumption of innocence prevails over the presumption of regularity when irregularities visibly attend the case. The conviction was reversed and the accused was acquitted based on reasonable doubt.

• Presumption of Regularity Rebutted by Irregularities: The presumption of regularity in the performance of official duties by law enforcement officers is not absolute. It is rebutted by evidence showing deviation from standard procedure or material inconsistencies in the officers' testimonies. Where official acts are irregular on their face, an adverse presumption arises as a matter of course.
• Standard of Proof in Drug Cases: The version and evidence of the State must be free of reasonable doubt to warrant conviction. Any doubt must be resolved in favor of the accused in view of the constitutional presumption of innocence. The presumption of regularity cannot by itself overcome the presumption of innocence nor constitute proof beyond reasonable doubt.
• Doctrine of Two Explanations: If inculpatory facts and circumstances are capable of two or more explanations, one consistent with the innocence of the accused and the other consistent with his guilt, the evidence does not fulfill the test of moral certainty and is insufficient to support a conviction.
• Evaluation of Frame-Up Defense: While the defense of frame-up is viewed with disfavor as it is easily fabricated, it gains credence when established by strong and convincing evidence, particularly when coupled with proven irregularities in the conduct of the arresting officers.

• "The version and evidence of the State must be free of reasonable doubt to warrant the conviction of the accused for the crime charged against him. Any doubt must be resolved in favor of the accused in view of the presumption of his innocence."
• "The presumption of regularity in the performance of official duty cannot by itself overcome the presumption of innocence nor constitute proof beyond reasonable doubt."
• "The presumption, in other words, obtains only when nothing in the records suggest that the law enforcers involved deviated from the standard conduct of official duty as provided for in the law. But where the official act in question is irregular on its face, as in this case, an adverse presumption arises as a matter of course."
• "Lastly, it is hornbook doctrine that if the inculpatory facts and circumstances are capable of two or more explanations, one of which is consistent with the innocence of the accused and the other consistent with his guilt, then the evidence does not fulfill the test of moral certainty and is not sufficient to support a conviction."

• People v. Prajes, G.R. No. 206770 (2014) — Cited for the exceptions to the rule that factual findings of the trial court, when affirmed by the appellate court, are binding on the Supreme Court.
• People v. Abetong, G.R. No. 209785 (2014) — Cited for the principle that the presumption of regularity is rebutted by irregularities in the conduct of official duties.
• People v. Tan, G.R. No. 133001 (2000) — Cited for the doctrine that the presumption of regularity cannot overcome the presumption of innocence and for the rule regarding two possible explanations of inculpatory facts.

• Section 5, Republic Act No. 9165 (Comprehensive Dangerous Drugs Act of 2002) — Illegal sale of dangerous drugs.
• Section 11, Republic Act No. 9165 — Illegal possession of dangerous drugs.
• Section 12, Republic Act No. 9165 — Illegal possession of drug paraphernalia.

Del Castillo, Jardeleza, Gesmundo, and Carandang, JJ.