12 CFR 561.15 : Banks And Banking (§ 1.1 To Parts 1816-1899) — (§ 500.1 To Parts 592-599) — Office Of Thrift Supervision, Department Of The Treasury (§ 500.1 To Parts 592-599) — Definitions For Regulations Affecting All Savings Associations (§ 561.1 To § 561.55) — Corporation.