---
kind: "section"
citation: "34 U.S.C. § 21905"
title: "34"
title_heading: "Crime Control and Law Enforcement"
number: "21905"
heading: "Voluntary participation"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/34/21905"
units:
  - "Subtitle II — Protection of Children and Other Persons"
  - "Chapter 219 — Ashanti Alert Communications Network"
---

# §21905. Voluntary participation


The minimum standards established under [section 21904(a) of this title](/usc/34/21904.md?p=a), and any other guidelines and programs established under [section 21903 of this title](/usc/34/21903.md), shall be adoptable on a voluntary basis only.


## Source credit

(Pub. L. 106–468, title II, § 205, as added Pub. L. 115–401, § 2(5), Dec. 31, 2018, 132 Stat. 5341.)