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title 49
Transportation
chapter I-i1
CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED)
part 190
PART 190—PIPELINE SAFETY ENFORCEMENT AND REGULATORY PROCEDURES
subpart A
Subpart A—General
Subpart A. Subpart A—General
§ 190.1 - Purpose and scope.
§ 190.3 - Definitions.
§ 190.5 - Service.
§ 190.7 - Subpoenas; witness fees.
§ 190.9 - Petitions for finding or approval.
§ 190.11 - Availability of informal guidance and interpretive assistance.