Last updated: January, 2026. Download as PDF.
Plain language compliance auditing is the systematic process of inventorying, evaluating, and improving an organization's public-facing documents against established standards — most commonly the Federal Plain Language Guidelines. Unlike a readability check on one document, an institutional audit can evaluate a corpus and support the compliance reporting required by the Plain Writing Act of 2010.
How It Differs from Readability Scoring
Most people who have encountered plain language tools know products like Hemingway App, Readable.io, or the Flesch-Kincaid score built into Microsoft Word. These tools serve individual writers checking individual documents. They measure sentence length and word complexity to produce a grade-level score — a useful but narrow metric.
Plain language compliance auditing operates at a different scale and depth. A compliance audit can evaluate audience appropriateness, logical organization, active voice, jargon, sentence complexity, information design, and actionability. The federal guidelines explicitly address audience, organization, word choice, and information design, none of which can be captured fully by sentence length and syllable count.
The distinction matters because the Act does not set a grade-level target. Its statutory definition calls for writing that is “clear, concise, well-organized” and follows appropriate best practices for the subject and audience.
The Six Layers of a Compliance Audit
A complete plain language compliance audit consists of six functional layers, each addressing a different phase of the compliance lifecycle.
1. Corpus Ingestion and Inventory
The audit begins by cataloging an agency's public-facing web content, PDF documents, downloadable forms, notices, and other covered documents. The inventory itself has compliance value: an agency cannot systematically evaluate or improve content it has not cataloged.
2. Multi-Dimensional Scoring
Each document is scored against defined criteria. This goes beyond readability formulas to evaluate whether the document uses active voice, avoids jargon, organizes information in the order readers need it, uses clear headings, and identifies the action to take. Automated scoring can be a useful first pass, but legal or high-impact content still requires qualified human review.
3. Prioritized Remediation Queue
Not all documents carry equal weight. A compliance audit ranks flagged documents by public impact — measured by web traffic, download volume, or citizen-burden level (how much a form costs the reader in time, money, or confusion). A tax instruction form downloaded 2 million times per year is a higher remediation priority than an internal policy page with 50 annual visitors. This triage layer ensures agencies allocate limited remediation resources where they produce the most public benefit.
4. Professional Remediation
Flagged documents are rewritten to meet plain language standards. This work requires editorial judgment, subject-matter validation, and stakeholder approval; the effort varies with the document's length, technical complexity, legal significance, and intended audience.
5. Compliance Dashboard and Reporting
Section 4 of the Plain Writing Act requires agencies to publish reports on compliance. An audit platform can support that work by tracking which documents have been inventoried, evaluated, and improved.
6. Continuous Monitoring
Government agencies publish new content constantly. A one-time audit becomes outdated within weeks. Continuous monitoring crawls agency websites on a recurring basis, flags new content that falls below compliance thresholds, and alerts the plain language coordinator when remediation is needed. This converts the audit from a point-in-time exercise into an ongoing compliance program — the same model that has proven effective in web accessibility, cybersecurity, and financial compliance monitoring.
Why No Vendor Has Offered This Before
The plain language compliance space presents a paradox: a federal mandate has existed since 2010, yet institutional auditing remains less mature than adjacent compliance markets. Three factors may help explain this gap.
First, the technology to evaluate documents beyond simple readability scores at scale did not exist until the emergence of large language models in 2023. Evaluating jargon density, logical flow, audience fit, and information design required human reviewers — making institutional-scale auditing prohibitively expensive.
Second, the Plain Writing Act has no enforcement mechanism. Section 6 bars judicial review, which means agencies face no fines or legal consequences for noncompliance. Without enforcement pressure, the urgency to purchase compliance services has been low relative to mandates with real penalties (like ADA/WCAG, where lawsuits drive purchasing).
Third, plain language has historically been framed as a training and culture problem, not a compliance problem. Agencies invest in workshops and style guides rather than purchasing auditing infrastructure. The market opportunity lies in reframing plain language as a purchasable compliance service — the same conceptual shift that transformed web accessibility from "something developers should learn" into a multi-billion-dollar vendor ecosystem.
Who Needs It
The buyer profile for plain language compliance auditing mirrors the buyer profile for PDF accessibility remediation and WCAG conformance scanning. The decision-maker is typically the IT director, communications director, compliance officer, or city manager responsible for public-facing content. At the federal level, the designated Senior Official for Plain Writing is the primary stakeholder. At the state and local level, the communications or public affairs director is usually the closest analog.
Potential users include federal agencies and state or local bodies that choose or are required to apply clear-communication standards. Healthcare is an adjacent area: HHS health-literacy guidance recommends designing digital health information so people can find, understand, and use it.
Primary sources
- Plain Writing Act of 2010, Public Law 111-274 (GovInfo)
- Federal Plain Language Guidelines
- OMB Final Guidance on Implementing the Plain Writing Act
- Health Literacy Online, U.S. Department of Health and Human Services
gpt.us.org provides AI-powered plain language compliance auditing for government agencies. Learn how it works →