Principal
The face amount or par amount of a bond, not including interest, payable on its maturity date.
The payment of the Principal of a Bond Issue by periodic payments either directly to bondholders or to a Sinking Fund for the benefit of bondholders.
See Also
The face amount or par amount of a bond, not including interest, payable on its maturity date.

The custodian of funds held in the escrow fund and responsible for holding and managing the escrow fund, including any investments in the escrow fund, up to and including the date when the refunded bonds mature or redeemed, whichever is earlier.