Regulatory Text
30 C.F.R. § 23.9 — Special requirements for complete devices.
§ 23.9 Special requirements for complete devices. Telephones and signaling devices will be considered nonpermissible if used under any of the followings conditions: (a) Without the approval plate, mentioned hereafter. (b) With unprotected openings in any of the explosion-proof compartments. This condition refers to any openings in these compartments, but especially to those equipped with removable covers. (c) If not complete with all of the parts considered in the approval. (d) If installed or connected otherwise than in accordance with the instructions furnished by the manufacturer. (e) If modified in any manner not authorized by MSHA.
Source: ecfr.gov · govinfo.gov — public domain
Official Source ↗
Root-LD Entity Data
◈ Machine-Readable Provenance Record
Root-LD v1.0 · boisestandard.org
Federation ID
BS-CFR30-SEC-5D25D2
Entity Class
REGULATION / FEDERAL-CFR-SECTION
Domain Signature
boisestandard.org
Citation
30 C.F.R. § 23.9
Corpus
CFR — Code of Federal Regulations
Status
✓ ACTIVE
Source
PRIMARY-SOURCE
Source Verified
✓ TRUE
Content Hash
4667a7f478136e9e...
Semantic Edges
Pending — corpus passes queued
The regulatory text of 30 C.F.R. § 23.9 is reproduced from the official Code of Federal Regulations as published by the Office of the Federal Register and the National Archives and Records Administration.
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Title 30 — Mineral Resources
30 C.F.R. § 1.130 C.F.R. § 1.230 C.F.R. § 1.330 C.F.R. § 3.130 C.F.R. § 5.1030 C.F.R. § 5.3030 C.F.R. § 5.4030 C.F.R. § 5.5030 C.F.R. § 6.130 C.F.R. § 6.230 C.F.R. § 6.1030 C.F.R. § 6.2030 C.F.R. § 6.3030 C.F.R. § 7.130 C.F.R. § 7.230 C.F.R. § 7.330 C.F.R. § 7.430 C.F.R. § 7.530 C.F.R. § 7.630 C.F.R. § 7.730 C.F.R. § 7.830 C.F.R. § 7.930 C.F.R. § 7.1030 C.F.R. § 7.2130 C.F.R. § 7.2230 C.F.R. § 7.2330 C.F.R. § 7.2430 C.F.R. § 7.2530 C.F.R. § 7.2630 C.F.R. § 7.27
30 C.F.R. — public domain
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