As used in this article, the following terms shall have the
meanings indicated:
DROP
Deferred Retirement Option Plan.
DROP PARTICIPANT ACCOUNTS
A separate interest-bearing subsidiary DROP participant account
shall be established for each DROP participant. While a retired member
is employed as a DROP participant, the member's monthly, normal
retirement benefit and interest thereon shall be credited to the DROP
participant's subsidiary DROP participant account. The interest
shall be compounded and credited monthly at the actual rate earned
by the DROP participant account that shall not be less than 0% nor
more than 4 1/2%.