Law of Evidence at Argentina
Law of Evidence in Argentina
Argentina's Law of Evidence is primarily governed by the Código Civil y Comercial de la Nación (Civil and Commercial Code of the Nation) and the Código Procesal Civil y Comercial de la Nación (Civil and Commercial Procedure Code), as well as specific regulations relating to criminal law. The evidence laws in Argentina are designed to regulate the presentation, admissibility, and evaluation of evidence in civil and criminal proceedings.
1. General Principles of Evidence in Argentina
In Argentina, evidence is a key component of legal proceedings and plays a central role in ensuring fair trials. The Civil and Commercial Code and the Civil and Commercial Procedure Code outline general principles for how evidence should be handled:
Relevance and Admissibility: Evidence must be relevant and useful to the case at hand. Courts must assess whether the evidence presented helps to prove or disprove facts that are material to the case.
Right to Defense: The right of the defendant in criminal trials and the parties in civil cases to present evidence is guaranteed under the Argentine Constitution and the International Covenant on Civil and Political Rights (ICCPR).
Free Evaluation of Evidence: Argentina follows the free evaluation of evidence principle, meaning that judges are free to assess the evidence in the light of their experience and intuition, not bound by any formal rules of evidence. This allows for flexibility in considering different types of evidence.
2. Types of Evidence
The law of evidence in Argentina includes several types of evidence that can be presented during legal proceedings:
a. Testimonial Evidence
Witness Testimonies: In Argentina, witnesses are required to testify truthfully in both criminal and civil cases. Witnesses are questioned in open court, and their statements are taken into account by the judge to determine the facts of the case.
b. Documentary Evidence
Written Documents: Documents are often presented to prove facts. These can include contracts, letters, official documents, and business records.
Electronic Documents: Argentina has adapted to modern technology, and electronic documents (e.g., emails, digital contracts) are admissible as evidence, provided they meet certain standards of authenticity.
c. Expert Evidence
Expert Witnesses: Courts often rely on expert testimony in complex matters, such as forensic science, accounting, or medical issues. Experts are appointed by the judge, and their reports play a crucial role in establishing the facts of the case.
d. Physical Evidence
Material Objects: Physical objects, such as weapons, clothing, or any other tangible items that are relevant to the case, may be presented as evidence in court.
e. Audio/Visual Evidence
Surveillance: In criminal cases, especially those involving organized crime, audio and video surveillance can be admitted as evidence, provided they comply with relevant legal standards for privacy and due process.
3. Rules of Admissibility
Hearsay Evidence: Hearsay is generally not admissible in Argentina, meaning that a statement made outside of court cannot be presented to prove the truth of the matter asserted. However, there are exceptions, such as when the statement was made by a person who is unavailable to testify, or in certain commercial disputes.
Burden of Proof: In civil cases, the burden of proof is generally on the party making the claim. In criminal cases, the prosecution carries the burden of proof, and the defendant is presumed innocent until proven guilty.
Presumptions: Argentine law recognizes certain legal presumptions (e.g., a person's guilt or innocence may be presumed based on the evidence). However, the court must carefully evaluate whether these presumptions are reasonable based on the evidence presented.
4. Special Provisions for Criminal Cases
In criminal trials, evidence rules are particularly significant as they directly affect the defendant's right to a fair trial.
a. Principles of Criminal Evidence
Incriminating Evidence: In criminal trials, the right to remain silent is fundamental. Evidence obtained without a court order or through coercion (e.g., torture) is inadmissible.
Right to a Defense: The accused has the right to present evidence, cross-examine witnesses, and challenge the evidence presented by the prosecution. This ensures fairness in criminal proceedings.
Exclusionary Rule: Evidence that is obtained through illegal means or violates constitutional rights (e.g., forced confessions or unlawfully obtained documents) is typically excluded from being presented in court.
b. Role of the Judge
In Argentina, criminal cases are generally handled by a judge, and, unlike some other jurisdictions, Argentina does not have a jury system for criminal trials. The judge evaluates all the evidence presented and determines the verdict based on the facts of the case.
5. Key Provisions from the Civil and Commercial Procedure Code
The Civil and Commercial Procedure Code of Argentina provides the framework for civil litigation, including rules related to evidence:
Section 176 of the Code outlines how evidence should be presented, accepted, and evaluated during civil proceedings.
Article 284 emphasizes the importance of the principle of contradiction, which means that both parties must have the opportunity to challenge and respond to the evidence presented by the other party.
Section 305 allows the judge to order the production of evidence that may not have been provided by either party, ensuring that all relevant facts are considered.
6. Reforms and Modernization of Evidence Law
In recent years, Argentina has taken steps to modernize its law of evidence, particularly with the introduction of digital evidence in civil and criminal cases. As technology continues to evolve, the Argentine legal system has adapted by incorporating provisions related to electronic evidence into both the Civil and Commercial Code and the Criminal Procedure Code. For example:
Digital Evidence: The law now explicitly allows the use of emails, text messages, and other digital records as evidence, provided that the authenticity and integrity of the evidence are verifiable.
Electronic Filings and Hearings: Courts in Argentina have started allowing electronic filing of documents and the conduct of virtual hearings, especially following the COVID-19 pandemic. This has led to increased efficiency and accessibility in legal proceedings.
7. Challenges and Issues
Despite these advancements, there are some challenges in the application of evidence law in Argentina, such as:
Overburdened Courts: Like many legal systems, Argentina faces challenges with a backlog of cases, which can delay the process of presenting and evaluating evidence.
Privacy Concerns: The rise of electronic evidence has raised privacy issues, particularly in cases involving surveillance or data breaches. Courts must balance the need for evidence with the protection of individual rights.
Expert Witness Credibility: In some cases, the reliance on expert testimony, particularly in complex matters such as forensic science or financial disputes, can be problematic if experts are not well-qualified or if their reports are not thoroughly scrutinized.
8. Conclusion
The Law of Evidence in Argentina is comprehensive and evolving, with a solid framework established by the Civil and Commercial Code and the Criminal Procedure Code. The system allows for the presentation of a wide range of evidence, including traditional documents, witness testimony, and modern digital evidence. Argentina's approach to evidence emphasizes the free evaluation of evidence by judges, who are tasked with ensuring that the evidence is relevant, credible, and legally obtained.
As the legal system adapts to new technologies and challenges, the Law of Evidence in Argentina will likely continue to evolve, particularly in areas involving electronic data and privacy protection.

0 comments