CFR›Title 25›Chapter I›Part 18›Subpart A ContainsSections 18.1–18.2CorpusDaily eCFRDisplayed edition2026-05-12Last updated2026-05-12 Subpart A—General Provisions Sections 18.1 § 18.1 What is the purpose of this part? 18.2 § 18.2 What definitions do I need to know? Next B Subpart B—Approval of Tribal Probate Codes