Corporate case law

Fernández Drago, Rosario Humberto c/ BankBoston S.A. s/ ordinario (National Commercial Court of Appeals, Chamber B, 21/12/2005)

Review of account balances, interest, and information duties in a bank current account. The Commercial Court of Appeals subjected banking operations to duties of clarity and proof of the debits and interest charged, while recognizing the technical specificity of the banking relationship.

CNCom., Sala B21/12/2005

Case caption

«Fernández Drago, Rosario Humberto c/ BankBoston S.A. s/ ordinario»

What was at issue

Review of account balances, interest, and information duties in a bank current account.

What was decided

The Commercial Court of Appeals subjected banking operations to duties of clarity and proof of the debits and interest charged, while recognizing the technical specificity of the banking relationship.

Extractable criterion

The Commercial Court of Appeals subjected banking operations to duties of clarity and proof of the debits and interest charged, while recognizing the technical specificity of the banking relationship.
The holding should be read in light of the legal interest protected in the area of bank current accounts, not solely by reference to the documentary form of the act.
Evidence of the specific facts and of their impact on corporate or creditor rights is decisive when applying the precedent’s doctrine to another case.

Citation: CNCom., Sala B, «Fernández Drago, Rosario Humberto c/ BankBoston S.A. s/ ordinario», 21/12/2005 — Jurisprudencia societaria y comercial

Practical application

It is useful in banking disputes involving debit balances and interest charges.

Frequently asked questions

What is the main takeaway from the case?

Does the rule apply automatically today?

No. The current statutory framework and the specific facts must be verified. Historical precedents retain doctrinal value, but later reforms may alter how they apply.

What should be proven in similar litigation?

The relevant corporate or commercial documentation, the parties’ conduct, the specific harm, and the facts connecting that harm to the central issue in the case: Review of account balances, interest, and information duties in a bank current account.

Informational commentary on a published ruling; it does not constitute advice nor guarantee an outcome. Application to a case depends on its circumstances.

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