Aces Philippines Cellular Satellite Corporation vs. Commissioner of Internal Revenue

Payments for satellite communication services are income from sources within the Philippines when the service is completed and the economic benefit accrues upon the receipt of the routed signal by a gateway located within Philippine territory.

In 1995, PLDT entered into a Gateway Agreement with Aces Indonesia for equipment to construct gateways in the Philippines. In 1997, they executed an Air Time Purchase Agreement, granting PLDT exclusive rights to provide satellite communication services (Aces Services) in the Philippines. In 1998, these rights and obligations were transferred to Aces Philippines (PLDT's subsidiary) and Aces Bermuda (a Bermudan company), respectively. The Aces System consisted of a satellite in outer space, a Network Control Center in Indonesia, and ground-based terminals and gateways. For 2006, Aces Philippines paid Aces Bermuda satellite airtime fees but did not withhold the 35% final tax, leading to a deficiency assessment by the Bureau of Internal Revenue.

• Nature of the Transaction: Aces Philippines, a domestic corporation, paid satellite airtime fees to Aces Bermuda, a non-resident foreign corporation (NRFC), for the use of the Aces Satellite System to provide telecommunication services to Philippine subscribers.
• The Aces System: The system comprised (1) a satellite in geostationary orbit, (2) a Network Control Center in Indonesia, and (3) ground-based terminals and gateways. The satellite received, switched, amplified, and transmitted signals to and from the terminals and gateways.
• Service Completion: Under the Air Time Purchase Agreement, Aces Bermuda undertook to provide satellite communication time. Fees were calculated in "Billable Units" for successful voice or data calls routed through the satellite, excluding set-up, unanswered, and incomplete calls.
• Tax Assessment: The BIR audited Aces Philippines for 2006 and found it failed to withhold 35% final tax on the ₱199,312,169.00 paid to Aces Bermuda. The CIR assessed deficiency tax, surcharges, interests, and penalties.
• Lower Court Findings: The CTA Division and CTA En Banc found that the income-generating activity was the successful transmission and receipt of the call. The service was deemed completed only when the signal was received by Aces Philippines' gateway in the Philippines, making the income Philippine-sourced.

• Income Sourced Outside the Philippines: Petitioner argued that Aces Bermuda's income-producing activity—the transmission of signals—occurred entirely in outer space and Indonesia, outside Philippine jurisdiction. It cited foreign jurisprudence (e.g., Piedras Negras Broadcasting), US tax rules (IRC §863(e)), and OECD commentaries to assert that satellite airtime fees are foreign-sourced income.
• No Permanent Establishment: Petitioner contended that the satellite's "footprint" over the Philippines does not constitute a permanent establishment, and Aces Bermuda had no equipment or employees in the Philippines.
• Prior BIR Ruling: Petitioner invoked BIR Ruling No. ITAD-214-02, which opined that fees for services rendered via satellites, with no equipment in the Philippines, are foreign-sourced and not subject to withholding tax.
• Interest Computation: Petitioner argued that the law did not intend to simultaneously impose deficiency and delinquency interests.

• Philippine-Sourced Income: Respondent countered that the satellite airtime fees were income from sources within the Philippines because the service was completed upon the successful delivery of the signal to the Philippine gateway. The activity that produced the income—the utilization of satellite time for calls—occurred in the Philippines.
• Interconnected System: Respondent maintained that the Aces System was an interconnected whole; the service could not be segmented. The gateway's receipt of the call was essential for the service's completion and the accrual of fees.
• Burden of Proof: Respondent asserted that Aces Philippines failed to discharge its burden of proving the income was foreign-sourced.
• Interest Liability: Respondent argued that Section 249 of the 1997 Tax Code clearly imposed both deficiency and delinquency interests simultaneously.

• Source of Income: Whether the satellite airtime fees paid by Aces Philippines to Aces Bermuda constitute income from sources within the Philippines subject to final withholding tax.
• Interest Liability: Whether Aces Philippines is liable for both deficiency interest and delinquency interest.

• Source of Income: The satellite airtime fees are Philippine-sourced income. The income-generating activity is the provision of satellite communication time, which is completed only when the routed call is successfully received by a gateway located in the Philippines. The accrual of fees, which marks the inflow of economic benefits, occurs upon this receipt. The gateway, though owned by Aces Philippines, is integral to Aces Bermuda's service and its operations in the regulated Philippine telecommunications industry.
• Interest Liability: Under the 1997 Tax Code prior to its amendment by the TRAIN Law, deficiency and delinquency interests were imposed simultaneously. However, pursuant to the TRAIN Law (RA 10963) and its implementing regulations (Revenue Regulations No. 21-2018), such simultaneous imposition is barred from January 1, 2018 onwards. Accordingly, the computation was modified: 20% deficiency and delinquency interests apply from the due date until December 31, 2017; from January 1, 2018 until full payment, only 12% delinquency interest applies.

• Source of Income Doctrine — The source of income is determined by the property, activity, or service that produced the income. For services, the situs of the income-producing activity is where the service is completed or performed. In satellite communications, the service is completed upon the successful receipt of the routed signal by the terrestrial gateway in the jurisdiction where the subscriber is located.
• Interconnected System Principle — A satellite communication system is an interconnected whole comprising space and ground segments. The income-producing activity cannot be artificially confined to the segment occurring in outer space or a foreign control center; completion requires the ground segment's receipt of the signal.
• Plain-Meaning Rule (Verba Legis) — When a statute is clear and unambiguous, it must be applied according to its literal meaning without interpretation. Section 249 of the 1997 Tax Code, prior to amendment, plainly imposed both deficiency and delinquency interests simultaneously.

• "The income-generating activity takes place not during the act of transmission but only upon the gateway's receipt of the call as routed by the satellite."
• "The contract reveals that the consideration is the undertaking assumed by [Aces Bermuda] of providing successful transmission of satellite signals to petitioner in the Philippines. It is only when the satellite signals are received by petitioner's gateway facilities situated in the Philippines that it can be said that the performance of the contractual services was fully consummated or rendered."
• "That the main asset is situated in outer space cannot be determinative of the income source and the situs thereof."

• Commissioner of Internal Revenue v. Baier-Nickel, 531 Phil. 480 (2006) — Applied the principle that the source of income is the property, activity, or service that produced it. Distinguished by petitioner but followed by the Court for its analytical framework.
• Alexander Howden & Co., Ltd. v. Collector of Internal Revenue, 121 Phil. 579 (1965) — Cited for the rule that the source of income is where the inflow of wealth originates and that income enjoying government protection should bear tax burden.
• Commissioner of Internal Revenue v. British Overseas Airways Corporation, 233 Phil. 406 (1987) — Referenced in the context of income sourcing for international transportation services.
• Takenaka Corporation Philippine Branch v. Commissioner of Internal Revenue, G.R. No. 211589, March 12, 2018 — Cited for the rule on simultaneous imposition of deficiency and delinquency interests under the pre-TRAIN law.

• Section 23(F), National Internal Revenue Code (NIRC) of 1997 — Provides that a foreign corporation not engaged in trade or business in the Philippines is taxable only on income from sources within the Philippines.
• Section 28(B)(1), NIRC of 1997 — Imposes a 35% tax on the gross income of a non-resident foreign corporation from all sources within the Philippines.
• Section 57(A), NIRC of 1997 — Requires the payor to withhold the final tax on certain incomes payable to non-resident foreign corporations.
• Section 249, NIRC of 1997 (prior to amendment by RA 10963) — Provided for the imposition of deficiency interest and delinquency interest at 20% per annum.
• Section 249, NIRC of 1997 (as amended by RA 10963, the TRAIN Law) — Prohibits the simultaneous imposition of deficiency and delinquency interests and sets the interest rate at twice the legal rate for loans.

Gesmundo, C.J., Caguioa, Hernando, Lazaro-Javier, Zalameda, Lopez, M., Gaerlan, Rosario, Lopez, J., Marquez, Kho, Jr., and Singh, JJ. concur.

• Marvic M.V.F. Leonen, SAJ. — Issued a separate opinion (not detailed in the provided text).
• Japar B. Dimaampao, J. — Issued a separate concurring and dissenting opinion (not detailed in the provided text).