<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="UTF-8" /><meta http-equiv='content-language' content='en-us'/><title>SDLRC - Codified Law 19-19-702 - Testimony by expert. </title><meta name="Generator" content="PowerTools for Open XML" /><style>span { white-space: pre-wrap; } p.s2045474Normal { margin-top: 0; margin-bottom: 0; text-align: justify; font-family: 'Times New Roman', 'serif'; font-size: 12pt; line-height: 108%; margin-left: 0; margin-right: 0; } span.s2045474SENU { font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.s2045474CL { font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } p.s2045474Normal-000000 { margin-top: 0; margin-bottom: 0; text-indent: 0.50in; text-align: justify; font-family: 'Times New Roman', 'serif'; font-size: 12pt; line-height: 108%; margin-left: 0; margin-right: 0; } span.s2045474DefaultParagraphFont { font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } p.s2045474Normal-000001 { margin-top: 0; margin-bottom: 0; margin-left: 0.70in; text-indent: -0.45in; text-align: justify; font-family: 'Times New Roman', 'serif'; font-size: 12pt; line-height: 108%; margin-right: 0; } span.s2045474000002 { font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.s2045474SCL { font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.s2045474SCL-000003 { font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } body { text-decoration-skip-ink: none; } </style></head><body><div><p dir="ltr" class="s2045474Normal"><a href="https://sdlegislature.gov/Statutes/Codified_Laws/DisplayStatute.aspx?Type=Statute&amp;Statute=19-19-702"><span class="s2045474SENU">19-19-702</span></a><span xml:space="preserve" class="s2045474SENU">. </span><span class="s2045474CL">Testimony by expert.</span></p><p dir="ltr" class="s2045474Normal-000000"><span class="s2045474DefaultParagraphFont">A witness who is qualified as an expert by knowledge, skill, experience, training, or education may testify in the form of an opinion or otherwise if:</span></p><p dir="ltr" class="s2045474Normal-000001"><span class="s2045474DefaultParagraphFont">(a)    The expert's scientific, technical, or other specialized knowledge will help the trier of fact to understand the evidence or to determine a fact in issue;</span></p><p dir="ltr" class="s2045474Normal-000001"><span class="s2045474DefaultParagraphFont">(b)    The testimony is based on sufficient facts or data;</span></p><p dir="ltr" class="s2045474Normal-000001"><span class="s2045474DefaultParagraphFont">(c)    The testimony is the product of reliable principles and methods; and</span></p><p dir="ltr" class="s2045474Normal-000001"><span class="s2045474DefaultParagraphFont">(d)    The expert has reliably applied the principles and methods to the facts of the case.</span></p><p dir="ltr" class="s2045474Normal"><span xml:space="preserve" class="s2045474000002"> </span></p><p dir="ltr" class="s2045474Normal"><span class="s2045474SCL">Source:</span><span xml:space="preserve" class="s2045474SCL-000003"> SL 1979, ch 358 (Supreme Court Rule 78-2, Rule 702); SL 2011, ch 235 (Supreme Court Rule </span><a href="https://sdlegislature.gov/Statutes/Codified_Laws/DisplayStatute.aspx?Type=Statute&amp;Statute=10-11"><span class="s2045474SCL-000003">10-11</span></a><span xml:space="preserve" class="s2045474SCL-000003">); SDCL § </span><a href="https://sdlegislature.gov/Statutes/Codified_Laws/DisplayStatute.aspx?Type=Statute&amp;Statute=19-15-2"><span class="s2045474SCL-000003">19-15-2</span></a><span class="s2045474SCL-000003">; SL 2016, ch 239 (Supreme Court Rule 15-50), eff. Jan. 1, 2016.</span></p></div></body></html>