CFR›Title 25›Chapter I›Part 183›Subpart B ContainsSubject groups Clearance Requirements–Use of Principal and IncomeCorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart B—Trust Fund Disposition Subject Groups Clearance Requirements Clearance Requirements Sections 183.5–183.7 Limitations Limitations Section 183.8 Use of Principal and Income Use of Principal and Income Section 183.4 Previous A Subpart A—Introduction Next C Subpart C—Lease Fund Disposition