30 CFR Part 22
PORTABLE METHANE DETECTORS
July 29, 2020
§
22.2
Definitions
§
22.3
[Reserved]
§
22.0
Compliance with the requirements necessary for obtaining approval
§
22.1
Purpose
§
22.4
Application procedures and requirements
§
22.5
Conditions governing investigations
§
22.6
General requirements
§
22.7
Specific requirements
§
22.8
Material required for MSHA records
§
22.9
How approvals are granted
§
22.10
Approval plate
§
22.11
Instructions on handling future changes in design