VPAT Score Section 508 vs WCAG
Section 508 vs WCAG

Section 508 vs WCAG, Explained.

People use the terms interchangeably, but they are not the same thing. Section 508 is a US law; WCAG is the technical yardstick it relies on. Here is how they fit together, and how a VPAT documents both.

How They Relate

One Is the Law, the Other Is the Measuring Stick

Section 508 sets the legal requirement for US federal technology; WCAG defines the testable success criteria that determine whether web content meets it.

Section 508 Is the Law

Section 508 of the Rehabilitation Act requires US federal agencies, and many federally funded programs, to make their information and communication technology accessible.

WCAG Is the Standard

The Web Content Accessibility Guidelines, published by the W3C, are the testable success criteria (Level A, AA, AAA) that define accessible web content.

The 508 Refresh Connected Them

The 2017 Section 508 Refresh adopted WCAG 2.0 Level A and AA by reference, so meeting those WCAG criteria is how you satisfy 508 for web content.

508 Covers More Than the Web

Section 508 also addresses hardware, software, functional performance criteria, and documentation, not just web pages. WCAG is specifically about web content.

A VPAT Documents Both

A VPAT 2.x records conformance against WCAG and, in the 508 edition, the broader Section 508 chapters, which is why it is the standard procurement artifact.

Score Either With VPAT Score

VPAT Score grades the WCAG conformance data that drives both 508 and ADA decisions, giving you an objective letter grade and risk rating.

Why VPAT Score

Objective Grades. Instant Answers.

Seconds, Not Hours

Upload any VPAT or ACR and receive a full weighted analysis in under a minute. No spreadsheets. No manual cross-referencing.

Weighted Risk Scoring

Not all criteria carry equal weight. Our model applies impact multipliers so you see the real accessibility risk at a glance.

Built for Procurement Teams

Designed for IT accessibility evaluators, procurement officers, and compliance teams who need defensible, repeatable results.

Frequently Asked Questions

Section 508 and WCAG Questions

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