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# Federal Register
1 - 78:17432-17448 - Kiewit Power Constructors Co. et al.; Application for a Permanent Variance and Request for Comments - PDF
2 - 63:41298-41299 - Electrical Standards for Construction; Information Collection Requirements. - PDF
3 - 37:0 - Hazardous Locations
4 - 37:3512 - Hazardous Locations
5 - 37:3431 - Hazardous Locations
6 - 36:15533 - Hazardous Locations
# Regulations
1 - 1926.404 - Wiring design and protection.