30 CFR Subpart A
General Provisions
May 28, 2026
§
18.1
Purpose
§
18.2
Definitions
§
18.3
Consultation
§
18.4
Electrical equipment for which approval is issued
§
18.5
Equipment for which certification will be issued
§
18.6
Applications
§
18.7
§ 18.7 [Reserved]
§
18.8
Date for conducting investigation and tests
§
18.9
Conduct of investigations and tests
§
18.10
Notice of approval or disapproval
§
18.11
Approval plate
§
18.12
Letter of certification
§
18.13
Certification plate
§
18.14
Identification of tested noncertified explosion-proof enclosures
§
18.15
Changes after approval or certification
§
18.16
Withdrawal of approval, certification, or acceptance
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