Code of Federal Regu...
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49 CFR Department of...
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B Other Regulations ...
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I Pipeline and Hazar...
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D Pipeline Safety
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199 Drug And Alcohol...
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Subpart A —
General
§199.1 —
Scope
§199.2 —
Applicability
§199.3 —
Definitions
§199.5 —
DOT procedures
§199.7 —
Stand-down waivers
§199.9 —
Preemption of State and local laws