Glossary term
Revenue Bond
A revenue bond is a municipal bond repaid from a specific revenue stream, such as tolls, utility charges, airport fees, or lease payments, rather than the issuer's general taxing power.
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What Is a Revenue Bond?
A revenue bond is a municipal bond repaid from a specific revenue stream, such as tolls, water and sewer charges, airport fees, hospital revenues, lease payments, or another pledged source. Unlike a general obligation bond, a revenue bond is not usually backed by the issuer's broad taxing power.
The financial question is whether the pledged revenue is strong enough to cover debt service through good and bad conditions. A revenue bond may be tied to a useful public project, but investors are still lending against a defined cash-flow source, not against every resource of the city, county, authority, or conduit issuer.
Key Takeaways
- A revenue bond is backed by specific project or enterprise revenues.
- It is different from a general obligation bond, which is backed by the issuer's full faith and credit.
- Common revenue-bond sectors include utilities, airports, toll roads, hospitals, housing, and higher education.
- Credit analysis focuses on pledged revenues, expenses, reserves, legal covenants, and project demand.
- Investors should read the official statement rather than relying only on the label revenue bond.
How Revenue Bonds Work
A government or public authority may issue revenue bonds to finance a project or system that is expected to generate its own income. A toll road can collect tolls. A water utility can charge customers. An airport can receive landing fees, leases, parking revenue, and passenger-related charges. Those revenues may be pledged to pay interest and principal on the bond.
The bond documents define the pledge. They may specify which revenues are included, which expenses are paid first, whether reserves are required, whether additional debt can be issued, and what remedies bondholders have if pledged revenues fall short. Those legal details matter because revenue-bond security can vary widely.
What Investors Watch
Revenue-bond analysis starts with the source of repayment. Investors look at debt-service coverage, customer demand, pricing power, operating costs, capital needs, management quality, competition, regulation, and the essentiality of the service. A water system serving a stable population may have a different risk profile from a convention center, stadium, start-up transportation project, or single-site facility.
The debt-service coverage ratio is especially important. If pledged revenues comfortably exceed required bond payments, the issuer has more room for stress. Thin coverage can become a problem if costs rise, usage falls, rates are politically hard to increase, or another creditor has a senior claim on cash flow.
Revenue Bond Versus General Obligation Bond
Feature | Revenue bond | General obligation bond |
|---|---|---|
Main repayment source | Specific pledged revenue | Issuer's broad credit and taxing power |
Key investor question | Will the project or system generate enough cash? | Can and will the issuer use available resources to pay? |
Typical examples | Utilities, toll roads, airports, hospitals | Schools, public buildings, general capital projects |
The distinction is useful but not complete. Some bonds have both revenue and general obligation features, while some revenue bonds depend on a private or nonprofit borrower through a conduit structure. The official statement is where the actual repayment pledge is defined.
Where Risk Can Hide
Revenue bonds can look safer than they are if the project is essential but financially weak. A hospital may provide vital services and still face reimbursement pressure. A toll road may be useful and still miss traffic forecasts. A utility may have strong demand but heavy capital needs. Tax-exempt status can also affect after-tax yield comparisons, especially when a bond is subject to alternative minimum tax or issued as taxable municipal debt.
Liquidity is another issue. Many municipal bonds trade infrequently, so the price available to a retail investor can differ from a model value or stale quote. Yield should be read with credit quality, maturity, call features, and marketability.
The Bottom Line
A revenue bond is municipal debt supported by a specific cash-flow stream. The label tells investors where repayment is supposed to come from, but it does not prove safety. The useful question is whether the pledged revenue, legal structure, and issuer discipline are strong enough to support the bond through stress.