CFR › Title 18 › Part 46Part 46 — Public Utility Filing Requirements and Filing Requirements for Persons Holding Interlocking Positions§ 46.1— Purpose.§ 46.2— Definitions.§ 46.3— Purchaser list.§ 46.4— General rule.§ 46.5— Covered entities.§ 46.6— Contents of the statement and procedures for filing.