---
kind: "unit"
title: "51"
title_heading: "National and Commercial Space Programs"
key: "stI/ch101"
level: "chapter"
label: "Chapter 101"
heading: "Definitions"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/51/stI-ch101"
sections_count: 1
---

# Chapter 101 — Definitions

Title 51 — National and Commercial Space Programs › Subtitle I — General

## Sections

- [§10101. Definitions](/usc/51/10101.md)