CFR›Title 43›Subtitle B›Chapter II›Part 3590›Subpart 3597 ContainsSections 3597.1–3597.2CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart 3597—Production Records Sections 3597.1 § 3597.1 Books of account. 3597.2 § 3597.2 Audits. Previous 3596 Subpart 3596—Waste From Mining or Milling Next 3598 Subpart 3598—Inspection and Enforcement