Title 36 of the United States Code
The United States Code is the official compilation of the Federal laws of a general and permanent nature that are currently in force. Title 36 covers "Patriotic and National Observances, Ceremonies, and Organizations." == Parts == === Subtitle I: Patriotic and National Observances and Ceremonies === ==== Part A: Observances and Ceremonies ==== Chapter 1: Patriotic and National Observances § 101.
Source: Wikipedia — Title 36 of the United States Code (CC BY-SA 4.0)