---
kind: "unit"
title: "28a"
title_heading: "Judicial Personnel Financial Disclosure Requirements"
key: "courtRules/Evid/aVII"
level: "article"
label: "Article VII"
heading: "Opinions and Expert Testimony"
release: "119-102"
url: "https://uscodex.org/usc/28a/courtRules-Evid-aVII"
sections_count: 6
---

# Article VII — Opinions and Expert Testimony

Title 28A — Judicial Personnel Financial Disclosure Requirements › Court Rules — Federal Rules of Evidence

## Sections

- [§evid-701. Opinion Testimony by Lay Witnesses](/usc/28a/evid-701.md)
- [§evid-702. Testimony by Expert Witnesses](/usc/28a/evid-702.md)
- [§evid-703. Bases of an Expert’s Opinion Testimony](/usc/28a/evid-703.md)
- [§evid-704. Opinion on an Ultimate Issue](/usc/28a/evid-704.md)
- [§evid-705. Disclosing the Facts or Data Underlying an Expert’s Opinion](/usc/28a/evid-705.md)
- [§evid-706. Court-Appointed Expert Witnesses](/usc/28a/evid-706.md)