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The Court offers some guidance as to the business records exception
Business records

The Court offers some guidance as to the business records exception

By Jason Tenenbaum 8 min read

Key Takeaway

New York Court guidance on business records exception under CPLR 4518 for Long Island and NYC practitioners handling personal injury and litigation cases.

This article is part of our ongoing business records coverage, with 208 published articles analyzing business records issues across New York State. Attorney Jason Tenenbaum brings 24+ years of hands-on experience to this analysis, drawing from his work on more than 1,000 appeals, over 100,000 no-fault cases, and recovery of over $100 million for clients throughout Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, and the Bronx. For personalized legal advice about how these principles apply to your specific situation, contact our Long Island office at (516) 750-0595 for a free consultation.

Understanding the Business Records Exception: Essential Guidance for Long Island and New York City Practitioners

In the complex world of New York litigation, the admission of business records represents one of the most frequently encountered evidentiary challenges facing attorneys in Long Island and New York City courts. Whether you’re handling personal injury cases, commercial disputes, or medical malpractice claims, understanding the nuances of the business records exception under CPLR 4518 can make the difference between successfully proving your case and watching crucial evidence get excluded.

At the Law Office of Jason Tenenbaum, we regularly encounter situations where the proper foundation for business records becomes the pivotal issue in cases throughout Nassau County, Suffolk County, and the five boroughs of New York City. The stakes are particularly high in personal injury and medical malpractice cases, where medical records, billing statements, and treatment documentation often form the backbone of both liability and damages claims.

The Critical Importance of Business Records in New York Litigation

Business records serve as the foundation for countless legal arguments across all areas of practice. In personal injury cases, medical records establish the extent of injuries and treatment. In commercial litigation, corporate documents prove business relationships and financial transactions. In employment law, personnel files and payroll records demonstrate wage violations or discriminatory practices.

However, the mere existence of these documents doesn’t guarantee their admissibility in court. New York’s evidence rules require that business records meet specific foundational requirements before they can be considered by a judge or jury. Understanding these requirements and how courts apply them in practice is essential for any attorney practicing in the New York metropolitan area.

CPLR 4518: The Business Records Exception Framework

CPLR 4518 provides the statutory framework for admitting business records in New York courts. This provision creates an exception to the hearsay rule, allowing certain business records to be admitted into evidence even though they might otherwise be considered inadmissible hearsay. However, the exception comes with specific requirements that must be satisfied.

The statute requires that business records be made in the regular course of business, at or near the time of the events they describe, and by someone with personal knowledge of the facts recorded or from information provided by such a person. Additionally, the party seeking to admit the records must establish the proper foundation through witness testimony or affidavit.

Court Guidance: Lessons from V.S. Med. Servs., P.C. v Travelers Ins. Co.

The importance of proper foundation for business records is clearly illustrated in a case highlighted by attorney Jason Tenenbaum’s analysis:

V.S. Med. Servs., P.C. v Travelers Ins. Co.
2009 NY Slip Op 50048(U) (App. Term 2d Dept. 2009)

Plaintiff offered the testimony of its former employee and sought the admission of, inter alia, its purported claim forms into evidence. Defendant objected on the ground that said documents were hearsay and that plaintiff failed to lay a foundation for their admission pursuant to CPLR 4518.

While plaintiff produced a witness to testify regarding the claim forms plaintiff sought to have admitted into evidence, because said witness did not testify at all as to the generation of such claim forms, they were not admissible as business records

This case provides crucial guidance for practitioners: it’s not sufficient to simply produce a witness who is familiar with business records. The witness must be able to testify about how the records were actually created, maintained, and used in the regular course of business.

Common Foundation Problems in Long Island and NYC Practice

Insufficient Witness Knowledge

As demonstrated in the V.S. Med. Servs. case, one of the most common problems in establishing business records foundation is producing witnesses who lack sufficient knowledge about how the records were created. This is particularly problematic in medical malpractice and personal injury cases where medical records may be old, or the personnel who created them are no longer available.

Missing Chain of Custody

In commercial litigation and employment disputes, business records often change hands multiple times before reaching court. Establishing a clear chain of custody and demonstrating that records haven’t been altered becomes crucial for admission.

Inadequate Authentication

Courts require clear evidence that business records are what they purport to be. This means establishing not only who created the records but also the systems and procedures used to maintain their accuracy and reliability.

Strategic Applications Across Practice Areas

Personal Injury Cases

In personal injury litigation throughout Long Island and New York City, medical records form the foundation of damages claims. Proper foundation requires testimony from medical records custodians who can explain the hospital’s or practice’s procedures for creating, maintaining, and storing patient records.

Key considerations include establishing that records were made contemporaneously with treatment, that healthcare providers had personal knowledge of the information recorded, and that the records were kept in the regular course of business according to standard medical practice.

Commercial Litigation

Business disputes often involve financial records, contracts, correspondence, and other corporate documents. Foundation requirements include establishing the company’s record-keeping procedures, demonstrating that documents were created and maintained in the regular course of business, and showing that the witness has sufficient knowledge of the company’s operations.

Employment Law

Employment litigation frequently involves personnel files, payroll records, and company policies. Proper foundation requires testimony about the employer’s human resources procedures, including how employee records are created, maintained, and updated.

Medical Malpractice

Medical malpractice cases present unique challenges for business records foundation, particularly when dealing with multiple healthcare providers, electronic medical records systems, and complex treatment histories. Practitioners must be prepared to address issues related to record completeness, contemporaneous creation, and the qualifications of witness testimony.

Best Practices for Establishing Business Records Foundation

Identify the Right Witness

The most critical step in establishing business records foundation is identifying a witness who has sufficient knowledge about how the records were created and maintained. This person should understand the business’s record-keeping procedures and be able to explain how the specific documents at issue fit within those procedures.

Prepare Comprehensive Testimony

Witnesses should be prepared to testify about the complete process of record creation, including who creates records, when they’re created, what information they contain, how accuracy is ensured, and how records are stored and maintained.

Address Electronic Records Issues

With the increasing prevalence of electronic record-keeping systems, practitioners must be prepared to address issues specific to digital records, including system security, backup procedures, and the ability to generate accurate printouts or exports.

Anticipate Authentication Challenges

Be prepared to address questions about record completeness, alterations, and the reliability of the business’s record-keeping systems. This may require testimony about quality control procedures and system safeguards.

Common Mistakes to Avoid

Assuming Familiarity Equals Foundation

As the V.S. Med. Servs. case illustrates, simply producing a witness who is familiar with records isn’t sufficient. The witness must have knowledge about how the records were actually created and maintained.

Overlooking Generation Testimony

Courts require specific testimony about how records were generated, not just testimony about what they contain or how they’re used.

Inadequate Advance Preparation

Business records foundation often requires coordination with records custodians, IT personnel, and other business representatives. Waiting until the last minute to secure proper foundation testimony can result in exclusion of crucial evidence.

Ignoring Opposing Counsel’s Objections

Defense attorneys often raise foundation objections to business records. Plaintiffs’ counsel should anticipate these challenges and be prepared with comprehensive foundation testimony that addresses likely objections.

Frequently Asked Questions About Business Records Foundation

Q: Can I establish business records foundation through affidavit instead of live testimony?

A: Yes, CPLR 4518 permits foundation to be established through affidavit, but the affiant must have the same level of knowledge about record creation and maintenance that would be required for live testimony.

Q: What if the person who created the records is no longer available?

A: You can still establish foundation through another witness who has knowledge of the business’s record-keeping procedures and can explain how the specific records were created within those procedures.

Q: How do I handle electronic records that have been printed or exported?

A: You’ll need testimony about the electronic system’s reliability, the accuracy of printouts or exports, and the procedures used to generate the documents you’re seeking to admit.

Q: Can I use the same foundation witness for multiple types of business records?

A: Yes, if the witness has knowledge about the creation and maintenance of all the different types of records you’re seeking to admit. However, the witness must be able to testify specifically about each type of record.

Q: What should I do if the opposing side challenges my business records foundation?

A: Be prepared to provide additional testimony or documentation about your record-keeping procedures. The key is demonstrating that your records meet all the requirements of CPLR 4518.

The Broader Implications for Evidence Strategy

The business records exception represents just one aspect of a comprehensive evidence strategy. However, its importance cannot be overstated, particularly in cases where business records form the foundation for key arguments about liability, causation, or damages.

Courts in Long Island and New York City see countless cases where proper business records foundation makes the difference between success and failure. Attorneys who master the requirements of CPLR 4518 and understand how to present compelling foundation testimony will find themselves better positioned to achieve favorable outcomes for their clients.

Establishing proper foundation for business records requires not only understanding the legal requirements but also practical knowledge of how different industries create and maintain records. This expertise is particularly important in complex cases involving multiple parties, extensive documentation, or technical record-keeping systems.

At the Law Office of Jason Tenenbaum, we have extensive experience working with business records across a wide range of practice areas. Our approach combines thorough knowledge of CPLR 4518’s requirements with practical understanding of how courts in Nassau County, Suffolk County, and New York City evaluate foundation testimony.

We work closely with clients to identify the right witnesses, prepare comprehensive foundation testimony, and anticipate potential challenges from opposing counsel. Our goal is to ensure that crucial business records are admitted into evidence and can support our clients’ legal arguments.

Conclusion: Foundation as the Key to Success

The business records exception under CPLR 4518 provides a powerful tool for admitting crucial evidence in New York litigation. However, as the V.S. Med. Servs. case demonstrates, the exception’s requirements must be taken seriously and satisfied completely.

The key lesson for practitioners is that familiarity with business records is not enough – witnesses must be able to testify specifically about how records were generated and maintained in the regular course of business. This requirement applies whether you’re dealing with medical records in a personal injury case, financial documents in a commercial dispute, or personnel files in an employment matter.

Success with business records foundation requires advance planning, careful witness preparation, and thorough understanding of the specific record-keeping procedures involved in your case. Attorneys who master these skills will find themselves better equipped to present compelling evidence and achieve favorable outcomes for their clients.

If you’re facing challenges with business records foundation or need assistance developing evidence strategies for your case, don’t let technical requirements undermine your clients’ interests. Contact our office at 516-750-0595 to discuss how we can help you establish proper foundation for crucial business records and strengthen your case presentation.

The information provided in this article is for educational purposes only and does not constitute legal advice. Business records foundation requirements can vary depending on the specific facts and circumstances of each case, as well as the particular records involved. Always consult with qualified legal counsel before making decisions about evidence strategy and witness preparation.


Legal Update (February 2026): Since this 2009 post, CPLR 4518 and its implementing regulations may have been subject to amendments affecting foundation requirements, authentication procedures, or admissibility standards for business records. Practitioners should verify current provisions of CPLR 4518 and consult recent case law interpreting the business records exception, as evidentiary standards and procedural requirements may have evolved over the intervening years.

Legal Context

Why This Matters for Your Case

New York law is among the most complex and nuanced in the country, with distinct procedural rules, substantive doctrines, and court systems that differ significantly from other jurisdictions. The Civil Practice Law and Rules (CPLR) governs every stage of civil litigation, from service of process through trial and appeal. The Appellate Division, Appellate Term, and Court of Appeals create a rich and ever-evolving body of case law that practitioners must follow.

Attorney Jason Tenenbaum has practiced across these areas for over 24 years, writing more than 1,000 appellate briefs and publishing over 2,353 legal articles that attorneys and clients rely on for guidance. The analysis in this article reflects real courtroom experience — from motion practice in Civil Court and Supreme Court to oral arguments before the Appellate Division — and a deep understanding of how New York courts actually apply the law in practice.

About This Topic

Business Records & Documentary Evidence in New York

The business records exception to the hearsay rule is one of the most important evidentiary foundations in New York litigation. Establishing that a document qualifies as a business record under CPLR 4518 requires showing it was made in the regular course of business, at or near the time of the event, and that it was the regular practice to create such records. In no-fault and personal injury cases, disputes over business records arise constantly — from claim files and medical records to billing documents and mailing logs.

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Attorney Jason Tenenbaum

About the Author

Jason Tenenbaum, Esq.

Jason Tenenbaum is the founding attorney of the Law Office of Jason Tenenbaum, P.C., headquartered at 326 Walt Whitman Road, Suite C, Huntington Station, New York 11746. With over 24 years of experience since founding the firm in 2002, Jason has written more than 1,000 appeals, handled over 100,000 no-fault insurance cases, and recovered over $100 million for clients across Long Island, Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, the Bronx, and Staten Island. He is one of the few attorneys in the state who both writes his own appellate briefs and tries his own cases.

Jason is admitted to practice in New York, New Jersey, Florida, Texas, Georgia, and Michigan state courts, as well as multiple federal courts. His 2,353+ published legal articles analyzing New York case law, procedural developments, and litigation strategy make him one of the most prolific legal commentators in the state. He earned his Juris Doctor from Syracuse University College of Law.

24+ years in practice 1,000+ appeals written 100K+ no-fault cases $100M+ recovered

Disclaimer: This article is published by the Law Office of Jason Tenenbaum, P.C. for informational and educational purposes only. It does not constitute legal advice, and no attorney-client relationship is formed by reading this content. The legal principles discussed may not apply to your specific situation, and the law may have changed since this article was last updated.

New York law varies by jurisdiction — court decisions in one Appellate Division department may not be followed in another, and local court rules in Nassau County Supreme Court differ from those in Suffolk County Supreme Court, Kings County Civil Court, or Queens County Supreme Court. The Appellate Division, Second Department (which covers Long Island, Brooklyn, Queens, and Staten Island) and the Appellate Term (which hears appeals from lower courts) each have distinct procedural requirements and precedents that affect litigation strategy.

If you need legal help with a business records matter, contact our office at (516) 750-0595 for a free consultation. We serve clients throughout Long Island (Huntington, Babylon, Islip, Brookhaven, Smithtown, Riverhead, Southampton, East Hampton), Nassau County (Hempstead, Garden City, Mineola, Great Neck, Manhasset, Freeport, Long Beach, Rockville Centre, Valley Stream, Westbury, Hicksville, Massapequa), Suffolk County (Hauppauge, Deer Park, Bay Shore, Central Islip, Patchogue, Brentwood), Queens, Brooklyn, Manhattan, the Bronx, Staten Island, and Westchester County. Prior results do not guarantee a similar outcome.

Jason Tenenbaum, Personal Injury Attorney serving Long Island, Nassau County and Suffolk County

About the Author

Jason Tenenbaum

Jason Tenenbaum is a personal injury attorney serving Long Island, Nassau & Suffolk Counties, and New York City. Admitted to practice in NY, NJ, FL, TX, GA, MI, and Federal courts, Jason is one of the few attorneys who writes his own appeals and tries his own cases. Since 2002, he has authored over 2,353 articles on no-fault insurance law, personal injury, and employment law — a resource other attorneys rely on to stay current on New York appellate decisions.

Education
Syracuse University College of Law
Experience
24+ Years
Articles
2,353+ Published
Licensed In
7 States + Federal

Legal Resources

Understanding New York Business records Law

New York has a unique legal landscape that affects how business records cases are litigated and resolved. The state's court system includes the Civil Court (for claims up to $25,000), the Supreme Court (the primary trial court for unlimited jurisdiction), the Appellate Term (which hears appeals from lower courts), the Appellate Division (divided into four Departments, with the Second Department covering Long Island, Brooklyn, Queens, Staten Island, and several upstate counties), and the Court of Appeals (the state's highest court). Each court has its own procedural requirements, local rules, and case-assignment practices that can significantly impact the outcome of your case.

For business records matters on Long Island, cases are typically filed in Nassau County Supreme Court (at the courthouse in Mineola) or Suffolk County Supreme Court (in Riverhead). No-fault arbitrations are heard through the American Arbitration Association, which assigns arbitrators throughout the metropolitan area. Workers' compensation claims go to the Workers' Compensation Board, with hearings at district offices across the state. Understanding which forum is appropriate for your case — and the specific procedural rules that apply — is essential for a successful outcome.

The procedural landscape in New York also includes important timing requirements that can affect your case. Most civil actions are subject to statutes of limitations ranging from one year (for intentional torts and claims against municipalities) to six years (for contract actions). Personal injury cases generally have a three-year deadline under CPLR 214(5), while medical malpractice claims must be filed within two and a half years under CPLR 214-a. No-fault insurance claims have their own regulatory deadlines, including 30-day filing requirements for applications and 45-day deadlines for provider claims. Understanding and complying with these deadlines is critical — missing a filing deadline can permanently bar your claim, regardless of how strong your case may be on the merits.

Attorney Jason Tenenbaum regularly practices in all of these venues. His office at 326 Walt Whitman Road, Suite C, Huntington Station, NY 11746, is centrally located on Long Island, providing convenient access to courts and offices throughout Nassau County, Suffolk County, and New York City. Whether you need representation in a no-fault arbitration, a personal injury trial, an employment discrimination hearing, or an appeal to the Appellate Division, the Law Office of Jason Tenenbaum, P.C. brings $24+ years of real courtroom experience to your case. If you have questions about the legal issues discussed in this article, call (516) 750-0595 for a free, no-obligation consultation.

New York's substantive law also presents distinct challenges. In motor vehicle cases, the no-fault system under Insurance Law Article 51 provides first-party benefits regardless of fault, but limits the right to sue for non-economic damages unless the plaintiff establishes a "serious injury" under one of nine statutory categories. This threshold — codified at Insurance Law Section 5102(d) — requires medical evidence showing more than a minor or subjective injury, and courts have developed detailed standards for each category. Fractures must be documented through imaging studies. Claims of permanent consequential limitation or significant limitation of use require quantified range-of-motion testing with comparison to norms. The 90/180-day category demands proof that the plaintiff was unable to perform substantially all of their usual daily activities for at least 90 of the 180 days following the accident.

In employment discrimination cases, the legal standards vary depending on whether the claim arises under state or local law. The New York State Human Rights Law employs a burden-shifting framework: the plaintiff must first establish a prima facie case by showing membership in a protected class, qualification for the position, an adverse employment action, and circumstances giving rise to an inference of discrimination. The burden then shifts to the employer to articulate a legitimate, non-discriminatory reason for its decision. If the employer meets this burden, the plaintiff must demonstrate that the stated reason is pretextual. The New York City Human Rights Law, by contrast, applies a broader standard, asking whether the plaintiff was treated less well than other employees because of a protected characteristic.

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