Introduction

Taxation forms the backbone of government finance, enabling each level of government to fund operations, infrastructure, and public services. In the United States, the ability to tax is divided among federal, state, and local governments under a federal system. This division is not arbitrary; it is rooted in the Constitution, historical precedent, and practical governance needs. Understanding who gets what taxing power is essential for grasping how public goods are financed and how fiscal policies affect citizens. This article provides an expanded examination of the taxing powers at each government level, their constitutional foundations, practical applications, and the interplay between them.

Constitutional Basis for Taxing Powers

The U.S. Constitution establishes the framework for taxation at the federal level while reserving significant authority for states. Local governments, in turn, derive their taxing powers from state constitutions and statutes.

Federal Taxing Power

Article I, Section 8 of the Constitution grants Congress the power to "lay and collect Taxes, Duties, Imposts and Excises" to pay debts, provide for the common defense, and promote the general welfare. The 16th Amendment, ratified in 1913, removed the requirement that direct taxes be apportioned among the states by population, paving the way for the modern federal income tax. This gives the federal government broad authority to tax income, payroll, corporate profits, and specific goods through excise taxes. The Internal Revenue Service (IRS) administers these taxes, which generate the majority of federal revenue.

State Taxing Powers

The 10th Amendment reserves to the states all powers not delegated to the federal government, including the power to tax. States can levy income taxes, sales taxes, excise taxes, and property taxes, subject to constitutional limitations like the Commerce Clause and equal protection. Each state designs its own tax system, leading to wide variation. Local governments, however, operate under the principle of Dillon’s Rule, meaning they only have taxing powers expressly granted by the state legislature. Some states grant broad home rule authority, allowing localities more flexibility. For a detailed overview of state tax structures, see the Tax Foundation’s state tax maps.

Local Taxing Powers

Local governments—counties, cities, towns, school districts, and special districts—rely on taxes that directly fund services residents use daily. Their authority is typically limited to specific tax types approved by the state.

Property Taxes

Property taxes are the dominant revenue source for local governments. They are levied on real estate based on assessed value and are used to fund schools, roads, police, fire protection, and local infrastructure. Rates are set by local elected boards or councils, often subject to voter approval for increases. For example, many states require a supermajority vote to raise property tax rates.

Local Sales Taxes

Many localities add a local sales tax on top of the state sales tax. Rates vary by jurisdiction, often ranging from 0.5% to 4%. These taxes are regressive but generate substantial revenue for general operations. Some cities use local sales tax to fund specific projects, such as transit or stadium construction.

Local Income Taxes

Less common, but still present, are local income taxes. These are typically imposed by cities or counties on wages earned within their boundaries. For instance, New York City and Philadelphia levy local income taxes. They are often flat-rate and apply only to residents or commuters. Local income taxes can help diversify revenue but are controversial due to complexity and potential double taxation.

Licenses, Fees, and User Charges

Local governments also generate revenue through fees for building permits, business licenses, parking meters, and utility services. While not strictly taxes, these charges provide a significant share of local funding and are often tied directly to the cost of providing a service. For more on local government finance, consult the National League of Cities.

State Taxing Powers

States have considerable latitude to design tax systems that meet their policy goals. State taxes fund education, healthcare, transportation, public safety, and corrections. The mix of taxes varies, but most states rely on a combination of income, sales, and excise taxes.

Personal Income Taxes

Forty-one states levy a broad-based personal income tax. Rates can be progressive (e.g., California with top rates over 13%) or flat (e.g., Colorado at 4.55%). Some states have no income tax at all (e.g., Texas, Florida, Nevada). Income taxes are generally the largest source of state revenue, though they are volatile during economic downturns.

State Sales Taxes

Forty-five states impose a state sales tax on goods and some services. Rates range from 2.9% (Colorado) to 7.25% (California). Many states exempt necessities like groceries and prescription drugs to reduce regressivity. States also administer the collection of sales taxes from remote sellers following the South Dakota v. Wayfair Supreme Court decision (2018).

Excise Taxes

States impose excise taxes on specific products such as gasoline, alcohol, and tobacco. These are often earmarked for related purposes (e.g., gas taxes fund road maintenance). Rates vary widely; for example, New York’s gas tax is among the highest in the nation. Excise taxes also serve as sin taxes to discourage consumption.

Corporate Income and Gross Receipts Taxes

Most states levy a corporate income tax on profits earned within the state. Rates are typically flat, ranging from 0% (in states like South Dakota) to nearly 12% (Iowa). A few states use gross receipts taxes (e.g., Ohio, Texas), which tax total revenue rather than profits, making them less sensitive to business cycles but potentially harmful to low-margin firms.

For comparative data on state tax burdens, see the U.S. Census Bureau’s State Tax Collections data.

Federal Taxing Powers

The federal government has the broadest taxing authority, covering all individuals and businesses nationwide. Federal taxes fund national defense, Social Security, Medicare, interest on debt, and discretionary programs.

Individual Income Tax

The federal income tax is progressive, with marginal rates ranging from 10% to 37% as of 2024. It is the largest single source of federal revenue, generating over $2.2 trillion annually. The tax applies to worldwide income of U.S. citizens and residents, with deductions and credits reducing taxable amounts.

Payroll Taxes

Payroll taxes fund Social Security (12.4% combined on wages up to a cap) and Medicare (2.9% with no cap). Employees and employers each pay half, though economists argue workers bear the full burden. Payroll taxes are regressive because they cap earnings subject to Social Security tax.

Corporate Income Tax

Corporations pay a flat 21% federal tax on profits (after the Tax Cuts and Jobs Act of 2017). This tax raises around $400 billion annually, though effective rates can be lower due to deductions and credits. The tax is levied on domestic and foreign-source income of U.S. corporations.

Estate and Gift Taxes

The federal estate tax applies to transfers of wealth above a high exemption amount ($13.61 million per individual in 2024). Only about 0.1% of estates pay the tax, which has rates up to 40%. Gift taxes prevent avoidance through lifetime transfers.

Excise Taxes and Other Revenues

Federal excise taxes are levied on gasoline, diesel, alcohol, tobacco, airline tickets, and certain other goods. These taxes often fund trust funds, such as the Highway Trust Fund. Customs duties and miscellaneous fees also contribute small shares.

The Congressional Budget Office provides detailed analysis; see CBO’s current tax projections.

Comparative Analysis of Taxing Powers

Though all three levels tax, their scope, base, and rates differ markedly.

Scope and Authority

Federal taxes apply nationwide and are uniform in structure. State taxes apply only within the state, creating a patchwork of tax burdens. Local taxes are even more fragmented, often varying within a single state. The authority for federal taxes comes from the Constitution; state authority comes from the 10th Amendment and their own constitutions; local authority is delegated by the state.

Tax Base Overlap

Income and sales taxes are levied by both federal and state governments, and sometimes by localities. This overlapping taxation creates complexity, but taxpayers can generally deduct state and local taxes from federal taxable income (subject to the SALT cap of $10,000 for state and local taxes). Property taxes are almost exclusively local, while payroll taxes are federal.

Revenue Dependence

The federal government relies heavily on individual income and payroll taxes (about 80% of revenue). States depend more on sales taxes (about 30-40% of state tax revenue on average) and income taxes. Localities rely primarily on property taxes (around 70% of local tax revenue). This structural difference affects how each level responds to economic cycles. Property taxes are relatively stable, while income and sales taxes are more volatile.

Progressivity and Equity

Federal income taxes are progressive, while state and local taxes are often regressive, especially sales and property taxes. However, many states have introduced earned income tax credits or property tax relief programs to offset regressivity. The overall tax burden across all levels is roughly proportional for most households, according to the Tax Policy Center.

Intergovernmental Relations and Fiscal Federalism

Taxing powers are not isolated; they interact through intergovernmental transfers, grants, and preemption. The federal government provides grants-in-aid to states and localities, such as Medicaid funding and education grants, often with conditions. States also share revenue with localities through formula-based distributions.

Federal Grants and Conditions

Federal grants make up about 30% of state budgets and 20% of local budgets. These grants can be categorical (e.g., for highways) or block grants (e.g., Community Development Block Grants). Often, they require matching funds or compliance with federal standards, effectively influencing state and local tax policy.

State Preemption of Local Taxes

States frequently limit local taxing authority by capping property tax rates, prohibiting local income taxes, or requiring voter approval for tax increases (e.g., California’s Proposition 13). Preemption can stabilize local finances but also constrain local autonomy. The National Conference of State Legislatures tracks preemption trends.

Implications of Taxing Power Distribution

The division of taxing powers has profound implications for economic efficiency, equity, and democratic accountability.

Economic Behavior

Tax differences across states and localities influence where people live, work, and invest. High-tax jurisdictions may lose population and business, while low-tax areas attract growth. For example, states without income taxes have experienced faster population growth over the past decade. However, low-tax areas may have lower public service quality.

Tax Competition and Coordination

States and localities compete for mobile tax bases through tax incentives, such as property tax abatements or enterprise zones. This “race to the bottom” can erode revenue and shift burdens to less mobile factors like residential property. At the federal level, the Tax Cuts and Jobs Act limited the state and local tax (SALT) deduction to reduce federal subsidization of high state taxes.

Fiscal Disparities

Wealthier localities can raise more revenue with lower rates, while poorer areas struggle to fund basic services. This leads to disparities in school funding, infrastructure, and public safety. Federal and state equalization grants attempt to reduce these gaps, but persistent inequality remains a challenge.

Democratic Accountability

Taxation at the local level tends to be more directly accountable to voters, who often vote on tax measures in local elections. State and federal taxes face less direct voter input, though elected representatives set rates. The principle of “no taxation without representation” remains central, but the complexity of modern tax systems sometimes obscures accountability.

Conclusion

The taxing powers of local, state, and federal governments are distinct yet interconnected under the U.S. federal system. Federal authority derives from the Constitution and enables broad-based income and payroll taxes to fund national programs. States leverage income, sales, and excise taxes to support education, health, and transportation. Local governments rely primarily on property taxes and user fees to provide essential community services. The interplay between these levels—through grants, preemption, and competition—shapes fiscal outcomes and public policy. Understanding who gets what taxing power is not merely academic; it is essential for informed citizenship, evaluating tax reforms, and advocating for equitable public finance. As tax policies continue to evolve, the balance of power among these levels will remain a central debate in American governance.