Code of Federal Regulations Title 49. Transportation 49 CFR § 1201.715 715 Sinking funds

(a) This account shall include the amount of cash, the ledger value of live securities of other companies, and other assets which are held by trustees of sinking and other funds for the purpose of redeeming outstanding obligations, including such assets held in the hands of the accounting company's treasurer when the assets are segregated in a distinct fund.

(b) This account shall include amounts deposited with trustees on account of mortgaged property sold, where the proceeds are held for the redemption of securities;  and also the par value (or the amount recorded for no par stock) of live securities issued or assumed by the accounting company and held in such funds. This account shall also include unrealized holding gains and losses on trading and available-for-sale types of security investments. The cash value of life insurance policies on the lives of employees and officers to the extent that the carrier is the beneficiary of such policies shall also be included in this account.

(c) A separate subaccount shall be kept for each fund. The title of each subaccount shall designate the obligation redeemable from the fund.