Philippine Savings Bank vs. Chowking Food Corporation

A bank is liable for the negligent acts of its employees in honoring checks with irregular endorsements, and the bank's failure to exercise the highest degree of diligence required of banking institutions is the proximate cause of the depositor's loss. The doctrine of equitable estoppel cannot be invoked against a depositor who made no false representation or concealment of material facts, and who did not intentionally or deliberately lead the bank to believe that checks bearing only one unauthorized signature were valid.

Chowking Food Corporation maintained a checking account with Philippine Savings Bank's Bustos branch. The relationship between a bank and its depositor is fiduciary in nature, and the banking business is impressed with public interest, requiring banks to observe the highest standards of integrity and performance. The General Banking Law of 2000 declares this policy, and jurisprudence has consistently required banks to exercise more than the diligence of a good father of a family—the highest degree of diligence—in handling depositor accounts.

Between March 15, 1989 and August 10, 1989, Joe Kuan Food Corporation issued in favor of Chowking five PSBank checks totaling ₱556,981.86: Check No. 017069 for ₱44,120.00 dated March 15, 1989; Check No. 053528 for ₱135,052.87 dated May 9, 1989; Check No. 074602 for ₱160,138.12 dated August 8, 1989; Check No. 074631 for ₱159,634.13 dated August 8, 1989; and Check No. 017096 for ₱60,036.74 dated August 10, 1989. On the respective due dates of each check, Chowking's acting accounting manager, Rino T. Manzano, endorsed and encashed said checks with the Bustos branch of PSBank. All five checks were honored by branch head Erlinda O. Santos even with only the endorsement of Manzano approving them, and the signatures of the other authorized officers of Chowking were absent from the checks, contrary to usual banking practice.

Unexpectedly, Manzano absconded with and misappropriated the check proceeds. When Chowking discovered Manzano's scheme, it demanded reimbursement from PSBank. When PSBank refused to pay, Chowking filed a complaint for a sum of money with damages before the RTC, impleading PSBank's president, Antonio S. Abacan, and Bustos branch head, Santos. Both PSBank and Santos filed cross claims and third-party complaints against Manzano. Despite diligent efforts, summonses were not served upon Manzano, and Santos's third-party complaint was archived. Petitioner caused service of its summons on the cross-claim and third-party complaints through publication, and Manzano was declared in default for failure to file a responsive pleading.

In its Answer, petitioner did not controvert the foregoing facts but denied liability, maintaining that it exercised due diligence in the supervision of all its employees and that it even dismissed Santos after she was found guilty of negligence. Santos denied negligence, averring that she merely followed the bank's practice of honoring respondent's checks even if accompanied only by Manzano's endorsement. Abacan denied liability, alleging that as president and officer he played no role in the transactions. All three defendants asserted that respondent was estopped from claiming reimbursement since it was negligent in allowing Manzano to take hold, endorse, and encash its checks, and that respondent's own negligence was the proximate cause of its loss.

The RTC initially ruled in favor of Chowking, but on reconsideration reversed itself, holding that respondent's own negligence was the proximate cause of the loss. On appeal, the CA reinstated the original RTC decision with modifications, holding that both PSBank and Santos should bear the loss, that the bank's lack of supervision made it solidarily liable, and that petitioner had the last clear chance to avert the injury. The CA also found that Chowking had not made any false representation, as Manzano's previous endorsements were always coupled with the signatures of other authorized signatories.

• Estoppel: Petitioner argued that respondent was estopped from asserting its claim against petitioner, having allowed Manzano to previously encash its checks and thereby having led the bank to believe that his lone endorsement was sufficient.
• Proximate Cause: Petitioner maintained that respondent's own negligence in allowing Manzano to take hold, endorse, and encash its checks was the proximate cause of its loss, not any act or omission of the bank.
• Due Diligence: Petitioner contended that it exercised due diligence in the supervision of all its employees, and that it dismissed Santos after she was found guilty of negligence in the performance of her duties.
• Lack of Knowledge: Petitioner argued that it should not be held liable because it neither consented to nor had knowledge of Santos's violations, which were independent acts perpetrated without its knowledge and consent.

• Bank Negligence: Respondent contended that the RTC erred in ruling that the proximate cause of the loss was its own negligence, and that its claim was barred by estoppel.
• Bank's Duty: Respondent argued that petitioner, through Santos, was negligent in honoring the checks with the lone endorsement of Manzano, and that the bank failed to observe the highest degree of diligence required of banking institutions.

• Estoppel: Whether respondent was estopped from asserting its claim against petitioner under the doctrine of equitable estoppel or estoppel in pais.
• Proximate Cause: Whether respondent's own negligence, rather than petitioner's, was the proximate cause of the loss.

• Estoppel: No. The doctrine of equitable estoppel or estoppel in pais finds no application in the present case because Chowking did not make any false representation or concealment of material facts, and petitioner had knowledge of the truth and the means to it as to the proper endorsements necessary in encashing respondent's checks.
• Proximate Cause: No. Petitioner's negligence in the supervision of its employees, which allowed the irregular practice of encashing checks without the requisite endorsements, was the proximate cause of respondent's loss, not respondent's alleged negligence in allowing Manzano to take hold and encash its checks.

• Estoppel: The Court applied the doctrine of equitable estoppel as explained in Caltex (Philippines), Inc. vs. Court of Appeals and Maneclang vs. Baun. For estoppel in pais, the party sought to be estopped must have made a false representation or concealment of material facts, with intent or expectation that such conduct would be acted upon, and with actual or constructive knowledge of the actual facts. The Court found that the final and most important element—that the party invoking the doctrine must have been misled to one's prejudice—was lacking. The CA found that at the back of the previously encashed checks, Manzano's signature appeared together with other signatures, though mostly illegible. Thus, assuming respondent impliedly tolerated Manzano's act of endorsing the checks, it did not allow him to indorse them alone as happened in this case. Applying the elements of estoppel from Kalalo vs. Luz as related to the party claiming estoppel—(1) lack of knowledge and of the means of knowledge of the truth; (2) reliance in good faith upon the conduct of the party to be estopped; and (3) action or inaction based thereon to one's injury—the Court found the first two elements wanting. Petitioner had knowledge of the truth and the means to it as to the proper endorsements necessary in encashing respondent's checks, since respondent had an account with petitioner and was privy to the proper signatories. Neither could petitioner claim good faith, as estoppel cannot be sustained in doubtful inference and requires conclusive proof of its essential elements.

• Proximate Cause: The Court held that the banking business is impressed with public interest, and the diligence required of banks is more than that of a Roman pater familias or a good father of a family—the highest degree of diligence is expected. The General Banking Law of 2000 requires of banks the highest standards of integrity and performance, and a bank is under obligation to treat the accounts of its depositors with meticulous care. The Court found that petitioner, through Santos, was clearly negligent when it honored respondent's checks with the lone endorsement of Manzano. Citing Philippine Bank of Commerce vs. Court of Appeals, the Court noted that negligence lies not only on the part of the bank employee but also on the part of the bank itself in its lackadaisical selection and supervision of its employees. Proximate cause is that cause which, in natural and continuous sequence, unbroken by any efficient intervening cause, produces the injury, and without which the result would not have occurred. Measured by this yardstick, the proximate cause of the loss was not respondent's alleged negligence in allowing Manzano to take hold and encash its checks, but petitioner's own negligence in the supervision of its employees when it overlooked the irregular practice of encashing checks even without the requisite endorsements. Citing Bank of the Philippine Islands vs. Casa Montessori Internationale, the Court reiterated that when one of two innocent persons must suffer by the wrongful act of a third person, the loss must be borne by the one whose negligence was the proximate cause of the loss or who put it into the power of the third person to perpetrate the wrong.

• Equitable Estoppel (Estoppel in Pais) — As related to the party sought to be estopped, the requisites are: (a) conduct amounting to false representation or concealment of material facts or at least calculated to convey the impression that the facts are otherwise than, and inconsistent with, those which the party subsequently attempts to assert; (b) intent, or at least expectation that this conduct shall be acted upon, or at least influenced by the other party; and (c) knowledge, actual or constructive, of the actual facts. As related to the party claiming the estoppel, the essential elements are: (1) lack of knowledge and of the means of knowledge of the truth as to the facts in question; (2) reliance, in good faith, upon the conduct and statements of the party to be estopped; and (3) action or inaction based thereon of such character as to change the position or status of the party claiming the estoppel, to his injury, detriment or prejudice. The Court applied these requisites and found that the elements were lacking, as Chowking made no false representation and PSBank had knowledge of the proper endorsements required.

• Highest Degree of Diligence Required of Banks — The banking business is impressed with public interest, and the diligence required of banks is more than that of a Roman pater familias or a good father of a family; the highest degree of diligence is expected. The General Banking Law of 2000 requires of banks the highest standards of integrity and performance, and a bank is under obligation to treat the accounts of its depositors with meticulous care. The Court applied this doctrine to hold PSBank liable for the negligent acts of its branch head in honoring checks with irregular endorsements.

• Proximate Cause — Proximate cause is that cause which, in natural and continuous sequence, unbroken by any efficient intervening cause, produces the injury, and without which the result would not have occurred. When one of two innocent persons must suffer by the wrongful act of a third person, the loss must be borne by the one whose negligence was the proximate cause of the loss or who put it into the power of the third person to perpetrate the wrong. The Court applied this doctrine to determine that the bank's negligence in supervising its employees, not the depositor's alleged negligence, was the proximate cause of the loss.

• Employer's Solidary Liability for Employee's Torts — Under Article 2176 in relation to Article 2180 of the Civil Code, employers shall be liable for the damage caused by their employees acting within the scope of their assigned tasks, even though the former are not engaged in any business or activity. The responsibility ceases when the employers prove that they observed all the diligence of a good father of a family to prevent damage. The Court applied this doctrine to hold PSBank solidarily liable with Santos, as the bank failed to prove it observed the required diligence.

• "It is elementary that estoppel cannot be sustained in doubtful inference. Absent the conclusive proof that its essential elements are present, estoppel must fail. Because estoppel, when misapplied, becomes a most effective weapon to accomplish an injustice, inasmuch as it shuts a man's mouth from speaking the truth." — This passage articulates the strict standard for invoking estoppel and the policy rationale for requiring conclusive proof of its elements, forming part of the Court's ratio decidendi for rejecting the bank's defense.

• "It cannot be over emphasized that the banking business is impressed with public interest. Of paramount importance is the trust and confidence of the public in general in the banking industry. Consequently, the diligence required of banks is more than that of a Roman pater familias or a good father of a family." — This passage states the canonical formulation of the highest degree of diligence required of banks, a doctrine frequently cited in Philippine banking jurisprudence.

• "In both law and equity, when one of two innocent persons 'must suffer by the wrongful act of a third person, the loss must be borne by the one whose negligence was the proximate cause of the loss or who put it into the power of the third person to perpetrate the wrong.'" — This passage, quoted from Bank of the Philippine Islands vs. Casa Montessori Internationale, states the controlling principle for allocating loss between an innocent depositor and a negligent bank.

• Caltex (Philippines), Inc. vs. Court of Appeals, G.R. No. 97753, August 10, 1992, 212 SCRA 448 — Cited as controlling authority defining the doctrine of estoppel, specifically that an admission or representation is rendered conclusive upon the person making it and cannot be denied or disproved as against the person relying thereon.

• Maneclang vs. Baun, G.R. No. 27876, April 22, 1992, 208 SCRA 179 — Cited for the requisites of estoppel in pais as related to the party sought to be estopped.

• Kalalo vs. Luz, G.R. No. L-27782, July 31, 1970, 34 SCRA 337 — Cited for the elements of estoppel as related to the party claiming the estoppel.

• Philippine Bank of Commerce vs. Court of Appeals, G.R. No. 97626, March 14, 1997, 269 SCRA 695 — Followed as a similar case where the bank teller's failure to exercise extraordinary diligence to validate deposit slips caused the crime, and the bank's negligence in selection and supervision of its employee was the proximate cause of the loss.

• Bank of the Philippine Islands vs. Casa Montessori Internationale, G.R. No. 149454, May 28, 2004, 430 SCRA 261 — Followed for the principle that when one of two innocent persons must suffer by the wrongful act of a third person, the loss must be borne by the one whose negligence was the proximate cause of the loss.

• Bataclan vs. Medina, 109 Phil. 181 (1960) — Cited for the definition of proximate cause as that cause which, in natural and continuous sequence, unbroken by any efficient intervening cause, produces the injury.

• Article 2176, Civil Code — Provides that whoever by act or omission causes damage to another, there being fault or negligence, is obliged to pay for the damage done. Applied to hold Santos liable for her negligent act of honoring the checks with irregular endorsements.

• Article 2180, Civil Code — Provides that the obligation imposed by Article 2176 is demandable not only for one's own acts or omissions but also for those of persons for whom one is responsible, and that employers shall be liable for the damage caused by their employees acting within the scope of their assigned tasks. Applied to hold PSBank solidarily liable with Santos for the latter's negligence, as the bank failed to prove it observed the diligence of a good father of a family.

• Republic Act No. 8791 (General Banking Law of 2000) — Cited for its declaration of policy requiring of banks the highest standards of integrity and performance. Applied to establish the standard of diligence required of PSBank in handling its depositor's accounts.

Ynares-Santiago (Chairperson), Austria-Martinez, Chico-Nazario, and Nachura, JJ., concurred.