30 CFR § 27.7 - Certification plate or label.

---
identifier: "/us/cfr/t30/s27.7"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 27.7 - Certification plate or label."
title_number: 30
title_name: "Mineral Resources"
section_number: "27.7"
section_name: "Certification plate or label."
chapter_name: "MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR"
subchapter_number: "B"
subchapter_name: "TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS"
part_number: "27"
part_name: "METHANE-MONITORING SYSTEMS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 957, 961."
regulatory_source: "31 FR 10607, Aug. 9, 1966, unless otherwise noted."
cfr_part: "27"
---


# 27.7 Certification plate or label.

A certified methane-monitoring system or component thereof shall be identified with a certification plate or label which is attached to the system or component in a manner acceptable to MSHA. The method of attachment shall not impair the explosion-proof characteristics of any enclosure. The plate or label shall be of serviceable material, acceptable to MSHA, and shall contain the following inscription with spaces for appropriate identification of the system or component and assigned certificate number:

Manufacturer's Name

Description

(Name)

Model or Type No

Certified as complying with the applicable requirements of Schedule 32A.

Certificate No