History of Nonprofits in the United States

The United States nonprofit sector encompasses approximately 1.8 million registered organizations (IRS Statistics of Income Division), making it one of the largest civil society infrastructures in the world. This page traces the legal, institutional, and social forces that shaped the sector from colonial-era voluntary associations through the codification of federal tax exemption under the Internal Revenue Code. Understanding this history clarifies why the sector operates under its current framework and how foundational decisions continue to define nonprofit governance, classification, and accountability. For a broader orientation to how the sector is organized, see the Nonprofit Organization Authority.

Definition and scope

The nonprofit form in the United States is not a single legal category but a family of organizational structures defined by a shared prohibition on distributing profits to private owners or shareholders. Federal tax-exempt status is governed primarily under Internal Revenue Code Section 501, with classifications spanning 29 distinct categories — from 501(c)(3) public charities and private foundations to 501(c)(4) social welfare organizations and 501(c)(6) trade associations. The historical development of each category reflects distinct policy choices made across more than two centuries of legislative and judicial activity.

The scope of this history covers three interrelated dimensions:

1. Voluntary association and charitable practice — the pre-legal traditions of organized collective action in American civic life
2. Legal incorporation and state chartering — the formal mechanisms through which organizations gained legal personality and property rights
3. Federal tax policy — the statutes and IRS administrative frameworks that created the modern tax-exempt sector

These dimensions developed in parallel but converged decisively in the Revenue Act of 1913 and its successors, which established tax exemption as the organizing principle of the modern sector.

How it works

Colonial and early national period (pre-1800)

Charitable and civic associations existed in the American colonies well before any formal legal framework for nonprofits. Religious congregations, mutual aid societies, and fraternal organizations operated under informal arrangements or royal charters. Harvard College received its first charter in 1636, establishing the precedent of chartering educational institutions as quasi-public bodies with distinct legal standing.

The 1819 Supreme Court decision in Dartmouth College v. Woodward (17 U.S. 518) was a structural turning point. The Court held that a corporate charter issued by a state constituted a contract that the state could not unilaterally revoke, securing the legal permanence of chartered institutions against legislative interference. This ruling established the foundation on which all subsequent nonprofit incorporation law was built.

Nineteenth-century expansion

Between 1800 and 1900, the number of voluntary associations in the United States grew dramatically alongside urbanization and industrialization. States passed general incorporation statutes that permitted organizations to form without requiring individual legislative charters — a shift that removed a significant barrier to entry. By the Civil War era, mutual benefit societies, temperance organizations, abolitionist groups, and early labor associations had proliferated across the country.

The Freedmen's Bureau, established in 1865, also catalyzed a generation of nonprofit activity. Organizations such as the American Missionary Association channeled private philanthropic resources into newly freed communities, establishing schools and hospitals that state governments were unwilling to fund.

Federal tax exemption codified (1894–1954)

The Wilson-Gorman Tariff Act of 1894 included the first federal income tax provision explicitly exempting charitable organizations, though the tax itself was struck down by the Supreme Court in 1895. The Revenue Act of 1913 — passed following ratification of the 16th Amendment — reinstated the income tax and included a formal exemption for organizations "organized and operated exclusively for religious, charitable, scientific, or educational purposes." This language became the direct predecessor of the modern 501(c)(3) classification.

The tax code was substantially reorganized in 1954 when Congress enacted the Internal Revenue Code of 1954, which consolidated and renumbered the tax-exempt provisions into the 501(c) framework still in use. The 1954 code also introduced the prohibition on substantial legislative activity and absolute prohibition on candidate intervention that continue to define 501(c)(3) operational limits (26 U.S.C. § 501(c)(3)).

The Filer Commission and sector self-definition (1970s)

The Tax Reform Act of 1969 imposed new restrictions on private foundations — including excise taxes and mandatory payout requirements — following congressional concern about foundation use as tax shelters. In response, the philanthropic community convened the Commission on Private Philanthropy and Public Needs (the "Filer Commission") in 1973, which issued its report in 1975. The Filer Commission's work was the first systematic attempt to define the nonprofit sector as a coherent third sector distinct from government and business, a framing that shaped academic and policy discourse for decades.

Common scenarios

The history of the nonprofit sector produces recurring patterns that shape how organizations are classified and regulated:

• Religious organizations have held tax-exempt status since the Revenue Act of 1913 without filing requirements, a legacy of constitutional deference to religious autonomy under the First Amendment.
• Advocacy organizations operating under 501(c)(4) status emerged as a distinct category when the IRS codified social welfare organizations separately from charitable bodies, a distinction that continues to generate litigation over permissible political activity. For more on those boundaries, see Nonprofit Lobbying and Political Activity Rules.
• Private foundations vs. public charities represent the most consequential classification division in the sector, a distinction formalized in the Tax Reform Act of 1969. The difference determines mandatory distribution requirements, investment taxes, and donor deduction limits. This distinction is explored in detail at Private Foundation vs. Public Charity.
• Trade associations and professional societies under 501(c)(6) trace their legal lineage to the Revenue Act of 1913, which recognized their member-serving function as distinct from public charitable purposes but still warranted exemption from federal income tax.

Decision boundaries

Understanding where the nonprofit form applies — and where it does not — requires distinguishing three closely related concepts:

An organization can be a nonprofit corporation under state law without holding federal tax-exempt status. Conversely, an organization must first be properly incorporated before it can apply for IRS recognition. This layered structure — state incorporation followed by federal recognition — means that historical developments in state corporate law and federal tax law are both necessary to understanding the sector's current architecture.

The distinction between nonprofit and not-for-profit also carries historical weight; see Nonprofit vs. Not-for-Profit for how those terms diverged in legal and colloquial usage. The full range of organizational types that emerged from this history is documented at Types of Nonprofit Organizations.

Current sector data reflecting the scale of institutions shaped by this history is available at Nonprofit Statistics and Sector Data.