Philippine International Trading Corporation vs. Commission on Audit

A judicial interpretation of a statute forms part of the legal system as of the date the statute was originally enacted, not from the date of the decision's finality, provided the interpretation does not overrule an existing doctrine or adopt a new one; only when the Court reverses or overturns prior jurisprudence must the new doctrine be applied prospectively to protect parties who relied on the old doctrine and acted in good faith.

Philippine International Trading Corporation (PITC) is a government-owned and controlled corporation created under Presidential Decree No. 252. On December 28, 1981, President Marcos issued Executive Order No. 756 authorizing PITC's reorganization and granting retirement benefits of one month pay per year of service to employees retiring, resigning, or separated during the reorganization, provided they served at least two years continuously. On February 18, 1983, Executive Order No. 877 mandated the reorganization's completion within six months, entitling laid-off personnel to benefits under Executive Order No. 756. PITC continued granting these benefits beyond the six-month reorganization period, treating Section 6 as a permanent retirement law.

• Nature of PITC: Philippine International Trading Corporation (PITC) is a government-owned and controlled corporation originally created under Presidential Decree No. 252 and subsequently governed by Presidential Decree No. 1071.
• Retirement Benefits Under EO 756: Section 6 of Executive Order No. 756 (December 28, 1981) authorized the reorganization of PITC and granted retirement benefits equivalent to one month's pay for every year of service computed at the highest salary received, including allowances, to officers or employees who retire, resign, or are separated from service, provided they served continuously for at least two years.
• Subsequent Reorganization Under EO 877: Executive Order No. 877 (February 18, 1983) mandated the reorganization's completion within six months and provided that personnel not reappointed would be deemed laid off and entitled to benefits under Executive Order No. 756. Section 4 of EO 877 repealed provisions of EO 756 inconsistent with the new order.
• Continued Grant of Benefits: PITC continued to grant and accrue retirement benefits under Section 6 of EO 756 to employees retiring after the six-month reorganization period, treating the provision as a permanent retirement law rather than a temporary reorganization incentive.
• Prior Supreme Court Ruling: In G.R. No. 183517 (June 22, 2010), the Supreme Court ruled that Section 6 of EO 756 was temporary in nature, limited to the reorganization period, and could not operate as an exception to the prohibition against supplementary retirement plans under Commonwealth Act No. 186, as amended. The decision became final on September 27, 2010.
• Post-Decision Accruals: Despite the pending motion for reconsideration in G.R. No. 183517, PITC allocated ₱46.36 million in its Corporate Operating Budget for retirement benefits under Section 6 of EO 756 until November 23, 2010, when the Court denied PITC's second motion for reconsideration.
• 2010 Annual Audit Report: On November 14, 2011, the COA transmitted the 2010 AAR to PITC, observing that the estimated liability for employees' benefits of ₱152.70 million was misstated by ₱46.36 million due to the erroneous accrual of retirement benefits under Section 6 of EO 756. The COA recommended stopping payment, reversing accruals, and closing the amount to retained earnings.
• PITC's Request for Amendment: On June 22, 2012, PITC requested the COA Commission Proper to amend the 2010 AAR, arguing that G.R. No. 183517 should be applied prospectively from September 27, 2010, and that employees had vested rights to benefits earned prior to that date.

• Prospective Application: PITC argued that the Decision in G.R. No. 183517 should be applied prospectively from its finality on September 27, 2010, not retroactively, to avoid unjustly divesting qualified employees of vested rights to retirement benefits under Section 6 of EO 756.
• Nature of Section 6: Petitioner maintained that Section 6 of EO 756 was a permanent retirement law, and that the six-month period in EO 877 applied only to the implementation of the reorganization, not to the amendment or limitation of Section 6.
• Good Faith Reliance: PITC claimed that prior to the finality of G.R. No. 183517, the interpretation of Section 6 as permanent was an existing operative fact upon which both PITC and its employees relied in good faith, and that the COA's failure to issue notices of disallowance during the years of practice supported this interpretation.
• Vested Rights: Petitioner asserted that employees who qualified under Section 6 had vested rights to receive benefits computed from their employment until September 27, 2010, and that the 2010 AAR should be amended to reflect that the liability was not misstated.

• Retroactivity of Interpretative Decisions: The COA countered that when a decision merely interprets a statute without establishing a new doctrine or supplanting an old one, the interpretation takes effect as of the date the law was originally passed, not from the date of the decision.
• No New Doctrine: Respondent argued that G.R. No. 183517 did not overrule existing precedent or adopt a new doctrine; it merely interpreted Section 6 of EO 756 for the first time in light of its legislative history and relationship to other laws.
• Absence of Vested Rights: The COA maintained that no vested or acquired right can arise from acts or omissions that are contrary to law, citing the prohibition against supplementary retirement plans under Commonwealth Act No. 186, as amended. The continued grant of benefits after the reorganization period was illegal regardless of the duration of practice.
• Lack of Good Faith Reliance: Unlike in Co v. Court of Appeals, PITC could not claim reliance on any official administrative interpretation that Section 6 was permanent; the COA's prior inaction did not create a binding interpretation.

• Retroactivity of Judicial Decisions: Whether the Decision in G.R. No. 183517, interpreting Section 6 of Executive Order No. 756 as a temporary measure, should be applied prospectively from its finality on September 27, 2010, or retroactively to the date of enactment of EO 756.
• Vested Rights: Whether PITC employees acquired vested rights to retirement benefits under Section 6 of EO 756 by virtue of the corporation's long-standing practice of granting such benefits beyond the reorganization period.

• Retroactivity of Judicial Interpretations: The Decision in G.R. No. 183517 applies retroactively to December 28, 1981, the date Executive Order No. 756 was enacted. Judicial interpretations of statutes constitute part of the law as of the statute's original enactment because the Court's construction merely establishes the contemporaneous legislative intent. The principle of prospectivity applies only to judicial decisions that overrule prior doctrine or adopt new interpretations, not to initial interpretations of unsettled law.
• Absence of Vested Rights: No vested right to the retirement benefits under Section 6 of EO 756 was acquired by PITC employees. Practice, no matter how long continued, cannot give rise to vested rights if contrary to law. The erroneous application of law by public officers does not estop the government from correcting such errors, and the grant of benefits beyond the reorganization period was contrary to Commonwealth Act No. 186 and the temporary nature of Section 6 as clarified in G.R. No. 183517.
• Procedural Shortcut: The failure to file a motion for reconsideration before the petition for certiorari was excused because the issue raised was purely legal and had already been squarely addressed and exhaustively passed upon by the COA in its assailed decision.

• Retroactive Effect of Judicial Interpretations — Judicial decisions applying or interpreting laws form part of the legal system of the Philippines (Article 8, Civil Code) and have the same binding force as the laws themselves. An interpretation of a statute by the Supreme Court constitutes part of the law as of the date the statute was originally passed, since the construction merely establishes the contemporaneous legislative intent that the interpreted law carried into effect. This is the general rule.
• Prospective Application Exception — The principle of prospectivity applies to judicial decisions only when the Court overrules an old doctrine, adopts a different view, or reverses a prior ruling. In such cases of doctrinal reversal, the new doctrine should be applied prospectively and should not apply to parties who relied on the old doctrine and acted in good faith. This exception protects the fairness and justice of the legal system by recognizing transactions entered into under the prior interpretation.
• No Vested Rights from Illegal Practice — Practice, no matter how long continued, cannot give rise to any vested right if it is contrary to law. The erroneous application and enforcement of the law by public officers does not estop the Government from making a subsequent correction of such errors. Where the law expressly limits the grant of certain benefits to a specified class of persons or period, such limitation must be enforced even if it prejudices parties due to previous mistakes by public officials.

• "Judicial decisions applying or interpreting the laws or the Constitution shall form a part of the legal system of the Philippines." (Article 8, Civil Code)
• "The interpretation upon a law by this Court constitutes, in a way, a part of the law as of the date that law was originally passed, since this Court's construction merely establishes the contemporaneous legislative intent that the law thus construed intends to effectuate."
• "It is consequently clear that a judicial interpretation becomes a part of the law as of the date that law was originally passed, subject only to the qualification that when a doctrine of this Court is overruled and a different view is adopted, and more so when there is a reversal thereof, the new doctrine should be applied prospectively and should not apply to parties who relied on the old doctrine and acted in good faith."
• "Practice, no matter how long continued, cannot give rise to any vested right if it is contrary to law. The erroneous application and enforcement of the law by public officers does not estop the Government from making a subsequent correction of such errors."

• Senarillos v. Hermosisima, 100 Phil. 501 (1956) — Established the doctrine that judicial interpretation of a statute constitutes part of the law as of the date the statute was originally passed; controlling precedent followed.
• Co v. Court of Appeals, 298 Phil. 221 (1993) — Articulated the exception to retroactivity: prospectivity applies to judicial decisions that overrule prior doctrine; distinguished because PITC did not rely on an administrative interpretation as in Co.
• Columbia Pictures, Inc. v. Court of Appeals, 329 Phil. 875 (1996) — Expounded on the relationship between Articles 4 and 8 of the Civil Code regarding non-retroactivity of laws and the effect of judicial decisions; followed.
• Philippine International Trading Corporation v. Commission on Audit, G.R. No. 183517, 635 Phil. 447 (2010) — The prior decision interpreting Section 6 of EO 756 as temporary; the interpretation whose retroactivity was at issue.
• Kapisanan ng mga Manggagawa sa Government Service Insurance System (KMG) v. Commission on Audit, 480 Phil. 861 (2004) — Held that practice contrary to law cannot vest rights; followed.

• Article 8, Civil Code of the Philippines — Judicial decisions applying or interpreting the laws or the Constitution shall form a part of the legal system of the Philippines.
• Article 4, Civil Code of the Philippines — Laws shall have no retroactive effect, unless the contrary is provided.
• Section 6, Executive Order No. 756 — Provision granting retirement benefits of one month pay per year of service to PITC employees during reorganization.
• Section 28(b), Commonwealth Act No. 186 — Prohibition against creation of insurance or retirement plans by government employers; declared inoperative all supplementary retirement plans, with savings clause for those already eligible to retire.
• Section 10, Republic Act No. 4968 — Amendment to Section 28(b) of Commonwealth Act No. 186 abolishing supplementary retirement plans in government entities.
• Republic Act No. 6758 (Compensation and Classification Act of 1989) — Unified compensation structure for government employees and GOCCs; cited as evidence that PITC was no longer exempt from standard compensation rules.

Maria Lourdes P.A. Sereno (Chief Justice), Antonio T. Carpio, Presbitero J. Velasco, Jr., Diosdado M. Peralta, Lucas P. Bersamin, Mariano C. Del Castillo, Estela M. Perlas-Bernabe, Marvic M.V.F. Leonen, Alfredo Benjamin S. Caguioa, Samuel R. Martires, Noel Gimenez Tijam, Andres B. Reyes, Jr., and Alexander G. Gesmundo.