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title 49
Transportation
chapter I-i1
CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED)
part 199
PART 199—DRUG AND ALCOHOL TESTING
subpart B
Subpart B—Drug Testing
§ 199.111
[Reserved]
View all text of Subpart B [§ 199.100 - § 199.119]
§ 199.111 - [Reserved]