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| <html><p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(2) <em>Disclosure of Expert Testimony.</em></p>
| | Link: [https://www.law.cornell.edu/rules/frcp/rule_26] |
| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;"><a name="rule_26_a_2_A" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);"></a>(A) <em>In General.</em> In addition to the disclosures required by <a href="https://www.law.cornell.edu/rules/frcp/rule_26#rule_26_a_1" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">Rule 26(a)(1)</a>, a party must disclose to the other parties the identity of any witness it may use at trial to present evidence under <a href="https://www.law.cornell.edu/rules/fre/rule_702" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">Federal Rule of Evidence 702</a>, <a href="https://www.law.cornell.edu/rules/fre/rule_703" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">703</a>, or <a href="https://www.law.cornell.edu/rules/fre/rule_705" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">705</a>.</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;"><a name="rule_26_a_2_B" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);"></a>(B) <em>Witnesses Who Must Provide a</em> <em>Written Report.</em> Unless otherwise stipulated or ordered by the court, this disclosure must be accompanied by a written report—prepared and signed by the witness—if the witness is one retained or specially employed to provide expert testimony in the case or one whose duties as the party's employee regularly involve giving expert testimony. The report must contain:</p>
| | [[File:experts.png|500px]] |
| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(i) a complete statement of all opinions the witness will express and the basis and reasons for them;</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(ii) the facts or data considered by the witness in forming them;</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(iii) any exhibits that will be used to summarize or support them;</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(iv) the witness's qualifications, including a list of all publications authored in the previous 10 years;</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(v) a list of all other cases in which, during the previous 4 years, the witness testified as an expert at trial or by deposition; and</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(vi) a statement of the compensation to be paid for the study and testimony in the case.</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;"><a name="rule_26_a_2_C" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);"></a>(C) <em>Witnesses Who Do Not Provide a Written Report.</em> Unless otherwise stipulated or ordered by the court, if the witness is not required to provide a written report, this disclosure must state:</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(i) the subject matter on which the witness is expected to present evidence under Federal Rule of Evidence <a href="https://www.law.cornell.edu/rules/fre/rule_702" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">702</a>, <a href="https://www.law.cornell.edu/rules/fre/rule_703" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">703</a>, or <a href="https://www.law.cornell.edu/rules/fre/rule_705" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">705</a>; and</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(ii) a summary of the facts and opinions to which the witness is expected to testify.</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;"><em>(D) Time to Disclose Expert Testimony.</em> A party must make these disclosures at the times and in the sequence that the court orders. Absent a stipulation or a court order, the disclosures must be made:</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(i) at least 90 days before the date set for trial or for the case to be ready for trial; or</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(ii) if the evidence is intended solely to contradict or rebut evidence on the same subject matter identified by another party under <a href="https://www.law.cornell.edu/rules/frcp/rule_26#rule_26_a_2_B" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">Rule 26(a)(2)(B)</a> or (C), within 30 days after the other party's disclosure.</p>
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| <p style="text-align: start;color: rgb(51, 51, 51);background-color: rgb(255, 255, 255);font-size: 16px;">(E) <em>Supplementing the Disclosure.</em> The parties must supplement these disclosures when required under <a href="https://www.law.cornell.edu/rules/frcp/rule_26#rule_26_e" style="color: transparent;border-bottom: 1px solid rgb(0, 28, 114);">Rule 26(e)</a>.</p></html>
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