from Part II - The Rules
Published online by Cambridge University Press: 14 October 2026
The concept of relevance is considered the cornerstone of evidence law. The question of whether evidence is relevant forms one of the court’s first inquiries when considering its admissibility. As per Federal Rule of Evidence 401 (“Rule 401”), which has been adopted widely across states, not only must the piece of evidence have “any tendency” to make the proposition it is offered for more or less probable, but such evidence must be material to the case or the substantive legal issue at hand. As per Federal Rule of Evidence 402, irrelevant evidence is inadmissible in court.
To save this book to your Kindle, first ensure no-reply@cambridge.org is added to your Approved Personal Document E-mail List under your Personal Document Settings on the Manage Your Content and Devices page of your Amazon account. Then enter the ‘name’ part of your Kindle email address below. Find out more about saving to your Kindle.
Note you can select to save to either the @free.kindle.com or @kindle.com variations. ‘@free.kindle.com’ emails are free but can only be saved to your device when it is connected to wi-fi. ‘@kindle.com’ emails can be delivered even when you are not connected to wi-fi, but note that service fees apply.
Find out more about the Kindle Personal Document Service.
To save content items to your account, please confirm that you agree to abide by our usage policies. If this is the first time you use this feature, you will be asked to authorise Cambridge Core to connect with your account. Find out more about saving content to Dropbox.
To save content items to your account, please confirm that you agree to abide by our usage policies. If this is the first time you use this feature, you will be asked to authorise Cambridge Core to connect with your account. Find out more about saving content to Google Drive.