CFR›Title 18›Chapter I›Part 367›Subpart D ContainsSections 367.80–367.83CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart D—Operating Expense Instructions Sections 367.80 § 367.80 Supervision and engineering. 367.81 § 367.81 Maintenance. 367.82 § 367.82 Rents. 367.83 § 367.83 Training costs. Previous C Subpart C—Service Company Property Instructions Next E Subpart E—Special Instructions