(1) In this Part "securities" includes anything falling within any of the following classes.
(2) Class 1: shares and stock.
(3) Class 2: debentures, including -
(a) debenture stock,
(b) loan stock,
(c) bonds,
(d) certificates of deposit, and
(e) any other instrument creating or acknowledging a debt.
(4) Class 3: warrants or other instruments that entitle the holder to acquire anything in Class 1 or 2.
(5) Class 4: rights which -
(a) are granted by a deposit-taker, and
(b) form part of the deposit-taker's own funds for the purposes of Title 1 of Part 2 of the capital requirements regulation.