G.R. No. L-56866 - Tan vs. Court of Appeals

Case Summary (G.R. No. L-56866)

Key Dates and Procedural Posture

Formal Letter of Demand and Assessment Notices dated June 24, 2004 were received by respondent (acknowledged July 14, 2004). Respondent protested by letter dated August 9, 2004 (filed August 12, 2004). Respondent filed a Petition for Review on March 9, 2005; later filed a Supplemental Petition admitted December 12, 2005. CTA Second Division rendered decision February 27, 2009 and denied reconsideration July 29, 2009. CTA En Banc affirmed on March 1, 2010 (resolution April 30, 2010). The Supreme Court denied the CIR’s petition for review on certiorari.

Applicable Law and Guiding Authorities

Primary statutory provisions: Section 203 (three‑year prescriptive period for assessment and collection) and Section 222(b) (written waiver extending the assessment period) of the National Internal Revenue Code (NIRC) of 1997, as amended. Administrative issuances governing waiver form and execution: Revenue Memorandum Order (RMO) No. 20‑90 (April 4, 1990) and Revenue Delegation Authority Order (RDAO) No. 05‑01 (August 2, 2001). Civil law principle on extinguishment by payment: Article 1232 (payment) of the Civil Code. Controlling jurisprudence cited: Philippine Journalists, Inc. v. CIR; CIR v. Kudos Metal Corp.; and other precedents enforcing strict compliance with RMO No. 20‑90. The decision was rendered under the framework of the 1987 Constitution.

Facts — Assessments and Payments

The assessments in issue covered deficiency income tax, final income tax as a Foreign Currency Deposit Unit (FCDU), expanded withholding tax (EWT), withholding tax–compensation (WTC), and final withholding tax (FWT) for taxable year 1998, with an initial aggregate assessment of roughly P33.3 million. Respondent made partial payments credited to the WTC (P124,967.73) and FWT (P139,713.11) via the BIR’s eFPS and sought credit for those. Respondent timely protested and thereafter instituted administrative and judicial proceedings; the BIR did not issue a decision on the protest prior to litigation.

Issues Presented

Whether the CIR’s right to assess respondent for the deficiency income tax, FCDU final tax, and EWT for taxable year 1998 had prescribed under Section 203 of the NIRC because the waivers of the statute of limitations failed to comply with RMO No. 20‑90 and were therefore invalid; and 2) whether respondent is estopped from challenging the waivers’ validity because it made partial payments on the assessed WTC and FWT.

Ruling of the CTA in Division and CTA En Banc

The CTA in Division canceled the Formal Letter of Demand and the Assessment Notices dated June 24, 2004 insofar as they related to deficiency income tax, FCDU final tax, and EWT, holding the assessments barred by prescription because the waivers relied upon by the BIR did not strictly comply with RMO No. 20‑90. The CTA in Division declined to rule on other ancillary issues as moot. The CTA En Banc affirmed the Division decision in toto, concluding that the waivers were invalid and therefore could not extend the three‑year prescriptive period under Section 203.

Supreme Court’s Holding

The Supreme Court denied the CIR’s petition for review for lack of merit, affirming the CTA rulings. The Court held that the waivers presented by the CIR were defective under RMO No. 20‑90 and thus did not extend the statutory three‑year period to assess the subject tax liabilities for taxable year 1998. Accordingly, the Formal Letter of Demand and Assessment Notices insofar as they related to deficiency income tax, FCDU final tax, and EWT were issued beyond the reglementary period and are void.

Reasoning on Waiver Validity and Strict Compliance

The Court reiterated that the three‑year prescription under Section 203 exists to afford taxpayers certainty and to prevent indefinite exposure to assessment. Section 222(b) permits extension of the assessment period by written agreement, but exceptions to prescription must be strictly construed. The Court applied the PJI precedent and RMO No. 20‑90’s mandatory requirements for waivers, emphasizing that failure to comply with any requisite renders the waiver ineffective. The defects found in the First and Second Waivers were, specifically: (1) for assessments exceeding P1,000,000.00 the RMO requires the CIR’s signature, yet the waivers were signed by Assistant Commissioners rather than the Commissioner; (2) the waivers failed to indicate the date of acceptance by the BIR; (3) the waivers failed to specify the kind and amount of tax owing; and (4) one waiver’s tenor did not conform to the prescribed form (it requested additional time to present documents rather than effecting the agreed extension for assessment/reinvestigation). Because these initial waivers were invalid, subsequent waivers could not cure the defect — there was no prior valid “period previously agreed upon” to be extended under Section 222(b).

Treatment of Partial Payments and Estoppel Argument

The CIR argued respondent was estopped from challenging waiver validity because respondent made partial payments (WTC and FWT). The Court rejected estoppel. It observed that:

Case Syllabus (G.R. No. L-56866)

Case Caption, Citation, and Court

G.R. No. 192173; 765 Phil. 102; First Division; Decision penned by Perez, J.; date of Supreme Court decision: July 29, 2015.
Parties: Commissioner of Internal Revenue (petitioner) v. Standard Chartered Bank (respondent).
Petition for Review on Certiorari seeks reversal of CTA En Banc Decision dated 1 March 2010 and Resolution dated 30 April 2010 in CTA EB Case No. 522, which affirmed the CTA Second Division Decision and Resolution dated 27 February 2009 and 29 July 2009, respectively, in CTA Case No. 7165.
Final disposition by the Supreme Court: petition denied for lack of merit; no costs; opinion by Perez, J.; Leonardo-De Castro (Acting Chairperson), Peralta (acting member), Bersamin, and Perlas-Bernabe, JJ., concur.

Procedural History

Formal Letter of Demand and Assessment Notices dated 24 June 2004 issued by petitioner against respondent for alleged deficiencies relating to taxable year 1998.
Respondent received the Formal Letter of Demand on July 14, 2004.
Respondent filed a letter-protest dated August 9, 2004 (received/placed on record August 12, 2004) addressed to the BIR Deputy Commissioner for Large Taxpayers Service, requesting withdrawal and cancellation of the assessment; as of the filing of the Petition for Review before the CTA, no decision on the protest had been rendered by petitioner.
Respondent filed a Petition for Review on March 9, 2005 before the CTA.
October 14, 2005: respondent filed a Motion for Leave to Serve Supplemental Petition (Rule 10, Rules of Civil Procedure) based on alleged payments via the BIR eFPS for the WTC and FWT assessments.
The Supplemental Petition was admitted by CTA resolution dated December 12, 2005.
Evidence and testimony were presented: respondent’s witness Chona G. Reyes (Vice-President) and petitioner’s witness Juan M. Luna, Jr. (Revenue Officer II, BIR LTAID I); exhibits admitted; parties filed memoranda (petitioner’s on August 4, 2008; respondent’s on October 24, 2008); case deemed submitted for decision on November 12, 2008.
CTA Second Division Decision dated 27 February 2009 cancelled the Formal Letter of Demand and Assessment Notices for having been issued beyond the reglementary period; CTA Division denied petitioner’s Motion for Reconsideration on 29 July 2009.
Petitioner filed Petition for Review to CTA En Banc on 3 September 2009 (docketed as CTA EB No. 522).
CTA En Banc affirmed in toto the CTA Division Decision and Resolution (1 March 2010 Decision; 30 April 2010 Resolution).
Supreme Court received Petition for Review on Certiorari contesting CTA En Banc rulings; Supreme Court denied the petition on July 29, 2015.

Facts (as found by the CTA in Division and affirmed by CTA En Banc)

On June 24, 2004, petitioner issued a Formal Letter of Demand and Assessment Notices to respondent for deficiency income tax, final income tax as FCDU, withholding tax—compensation (WTC), expanded withholding tax (EWT), final withholding tax (FWT), and increments for taxable year 1998, in the aggregate amount of P33,326,211.37.
Detailed breakdown of the initial assessment (aggregated figures provided in the Decision):
- Income Tax: Basic tax P3,594,272.00; Interest P3,803,936.67; Compromise P25,000.00; Total P7,423,208.67.
- Final Income Tax (FCDU): Basic tax P11,748,483.99; Interest P12,433,808.31; Compromise P25,000.00; Total P24,207,292.30.
- Withholding Tax - Compensation: Basic tax P50,282.59; Interest P55,450.48; Compromise P12,000.00; Total P117,733.07.
- Expanded Withholding Tax: Basic tax P678,361.62; Interest P748,081.59; Compromise P20,000.00; Total P1,446,443.21.
- Final Withholding Tax: Basic tax P56,845.84; Interest P62,688.28; Compromise P12,000.00; Total P131,534.12.
- Total initial assessment: Basic tax P16,128,246.04; Interest P17,103,965.33; Compromise P94,000.00; Aggregate P33,326,211.37.
Respondent paid the assessed deficiency WTC and FWT via eFPS in amounts of P124,967.73 and P139,713.11 respectively; in the Supplemental Petition respondent sought full credit of these payments.
After crediting those payments, the remaining assessments were modified to P33,076,944.18 (details provided in the Decision reflecting removal of WTC and FWT items).
Petitioner did not render a decision on respondent’s protest; respondent elevated the matter to CTA by petition.

Issues Presented to the Supreme Court

Primary issue: Whether petitioner’s right to assess respondent for deficiency income tax, final income tax as FCDU, and EWT for taxable year 1998 had prescribed under Section 203 of the NIRC of 1997, as amended, due to petitioner’s failure to comply with the requirements set forth in RMO No. 20-90 for valid waivers of the statute of limitations.
Subsidiary issue (assuming prescription): Whether respondent is estopped from questioning the validity of the waivers because it made partial payments (WTC and FWT) on the deficiency taxes sought to be collected.

Statutory and Regulatory Framework Quoted in the Decision

Section 203, NIRC of 1997, as amended (text quoted in the Decision):
- “SEC. 203. Period of Limitation Upon Assessment and Collection. Except as provided in Section 222, internal revenue taxes shall be assessed within three years after the last day prescribed by law for the filing of the return, and no proceeding in court without assessment for the collection of such taxes shall be begun after the expiration of such period: Provided, That in a case where a return is filed beyond the period prescribed by law, the three (3)-year period shall be counted from the day the return was filed. For purposes of this Section, a return filed before the last day prescribed by law for the filing thereof shall be considered as filed on such last day.” (Emphasis supplied in original)
Section 222(b), NIRC of 1997, as amended (text quoted in the Decision):
- “SEC. 222. Exceptions as to Period of Limitation of Assessment and Collection of Taxes. … (b) If before the expiration of the time prescribed in Section 203 for the assessment of the tax, both the Commissioner and the taxpayer have agreed in writing to its assessment after such time, the tax may be assessed within the period agreed upon. The period so agreed upon may be extended by subsequent written agreement made before the expiration of the period previously agreed upon.” (Emphasis supplied in original)
RMO No. 20-90 (Revenue Memorandum Order dated 4 April 1990) and RDAO No. 05-01 (Revenue Delegation Authority Order dated 2 August 2001) outline mandatory procedures and requirements for valid waivers of the statute of limitations and must be strictly complied with.

Requirements for Valid Waiver under RMO No. 20-90 and RDAO No. 05-01 (as set out in the Decision)

Mandatory elements required by RMO No. 20-90 (as reproduced/explained in the Decision):
- The waiver must be in the proper form prescribed by RMO No. 20-90, including the phrase “but not after ____ 19__” to indicate the specific expiry date of the extended assessment period.
- The waiver must be signed by the taxpayer or his duly authorized representative; for a corporation, by any of its responsible officials; written notarized delegation required if signed by a representative.
- The waiver should be duly notarized.
- The Commissioner of Internal Revenue (CIR) or the revenue official authorized by him must sign the waiver indicating BIR acceptance and must indicate the date of acceptance by the BIR; before signing, the CIR or authorized official must ensure the waiver is in prescribed form, duly notarized, and executed by the taxpayer or duly authorized representative.
- Both the date of execution by the taxpayer and date of acceptance by the BIR must be before the expiration of the statute of limitations or the period previously agreed upon.
- The waiver must be executed in three copies: original to the docket, second for the taxpayer, third for the Office accepting the waiver; the original should indicate that the taxpayer received his/her file copy to show notice of acceptance by the BIR and perfection of the agreement.
The Decision emphasize