Code of Federal Regulations · Section
§ 250.421 — What Are The Casing And Cementing Requirements By Type Of Casing String?
30 C.F.R. § 250.421
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The table in this section identifies specific design, setting, and cementing requirements for casing strings and liners. For the purposes of subpart D, the casing strings in order of normal installation are as follows: drive or structural, conductor, surface, intermediate, and production casings (including liners). The District Manager may approve or prescribe other casing and cementing requirements where appropriate.
Authorizing Statute
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Fees and charges for Government services and things of value31 U.S.C. § 9701
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Secretarial authority30 U.S.C. § 1751
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Oil and hazardous substance liability33 U.S.C. § 1321
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Administration of leasing43 U.S.C. § 1334