---
type: "LegalText"
title: "34 U.S.C. § 21905"
description: "Voluntary participation"
jurisdiction: "us"
corpus: "united_states_code"
kind: "code_section"
title_number: 34
title_name: "CRIME CONTROL AND LAW ENFORCEMENT"
chapter_number: "219"
chapter_name: "ASHANTI ALERT COMMUNICATIONS NETWORK"
section: "21905"
citation: "34 U.S.C. § 21905"
status: "current"
release_point: "119-100"
release_date: "2026-06-26"
source: "official"
source_url: "https://uscode.house.gov/download/releasepoints/us/pl/119/100/xml_usc34@119-100.zip"
source_identifier: "/us/usc/t34/s21905"
source_file: "data/legal/raw/us/code/title-34/usc34.xml"
source_hash: "58b9deb54e3bbc545e0ebb5256f0836324be0e8ddbb9264380d4e7b781d296ce"
raw_snapshot_hash: "7528207b20373f75fea96478ab5313727f47852e5364ee8c5ea18909f66a9da3"
text_hash: "1a7425080b92e19ba8e4a065ed57ac35117c93dcb1e6ade5e49e320dbb4df250"
retrieved_at: "2026-07-04"
confidence: "official"
tags: ["legal", "us-code"]
---

# 34 U.S.C. § 21905 - Voluntary participation

## Text

The minimum standards established under section 21904(a) of this title, and any other guidelines and programs established under section 21903 of this title, shall be adoptable on a voluntary basis only.

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