42 CFR § 51d.1 - To what does this subpart apply?

---
identifier: "/us/cfr/t42/s51d.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "42 CFR § 51d.1 - To what does this subpart apply?"
title_number: 42
title_name: "Public Health"
section_number: "51d.1"
section_name: "To what does this subpart apply?"
chapter_name: "PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "D"
subchapter_name: "GRANTS"
part_number: "51d"
part_name: "MENTAL HEALTH AND SUBSTANCE ABUSE EMERGENCY RESPONSE PROCEDURES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 290aa(o)."
regulatory_source: "66 FR 51877, Oct. 11, 2001, unless otherwise noted."
cfr_part: "51d"
---


# 51d.1 To what does this subpart apply?

The regulations in this subpart apply to grants that enable public entities to respond to needs in local communities created by mental health or substance abuse emergencies, as authorized under section 501(m) of the Public Health Service Act (42 U.S.C. 290aa(m)).