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What is Underlying Debt?

Underlying debt has to do with previous loan obligations that are issued by a government entity that is included in a larger entity and is currently in existence. The understanding is that while the debt obligation was incurred by the smaller entity, the larger entity has some degree of secondary responsibility for as long as the debt is outstanding. Because of this partial responsibility, the larger entity can claim the debt incurred by the smaller entity as underlying debt.

Perhaps the easiest way to understand underlying debt is to think in terms of municipal bonds that are issued by a city or town. Generally, the bonds are issued with the understanding that persons who purchase the bonds will receive ultimately be repaid the balance of the purchase price plus some type of additional compensation for the transaction. While the municipal bond is issued by the city, the fact is that the state also will also have some degree of responsibility or liability in the event that the city defaults on the bond for some reason. Thus, it can be said that the state can claim the outstanding amount of the municipal bond as underlying debt.

The same is true when financial institutions extend mortgages for land and property. While the primary responsibility to repay is with the borrower, the entity that underwrites the activity also has a vested interest or liability in the repayment of the funds that were advanced by the lender. From this perspective, the underwriter can claim the balance due on the mortgage as underlying debt.

Underlying debt should not be confused with overlapping debt. With overlapping debt, the degree of risk or liability involved in the financial venture share jointly with two or more parties. The parties are full partners, rather than one entity being contained within a larger entity. With underlying debt, the situation always involves the issuing party assuming the bulk of the liability, while a larger party that includes the issuing entity assumes a secondary or reduced liability for as long as the debt is outstanding.

Written by Malcolm Tatum