---
kind: "unit"
title: "15"
title_heading: "Commerce and Trade"
key: "ch6"
level: "chapter"
label: "Chapter 6"
heading: "Weights and Measures and Standard Time"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/15/ch6"
sections_count: 47
---

# Chapter 6 — Weights and Measures and Standard Time

Title 15 — Commerce and Trade

## Contents

- [Subchapter I — Weights, Measures, and Standards Generally](/usc/15/ch6-schI.md)
- [Subchapter II — Metric Conversion](/usc/15/ch6-schII.md)
- [Subchapter III — Standard Gauge for Iron and Steel](/usc/15/ch6-schIII.md)
- [Subchapter IV — Screw Threads](/usc/15/ch6-schIV.md)
- [Subchapter V — Standards of Electricity](/usc/15/ch6-schV.md)
- [Subchapter VI — Standard Barrels](/usc/15/ch6-schVI.md)
- [Subchapter VII — Standard Baskets and Containers](/usc/15/ch6-schVII.md)
- [Subchapter VIII — Standard Hampers, Round Stave Baskets, and Splint Baskets for Fruits and Vegetables](/usc/15/ch6-schVIII.md)
- [Subchapter IX — Standard Time](/usc/15/ch6-schIX.md)