The goal of this document is to help W3C editors write better specifications, by making a specification easier to interpret without ambiguity and clearer as to what is required in order to conform. It focuses on how to define and specify conformance. It also addresses how a specification might allow variation among conforming implementations. The document presents guidelines or requirements, supplemented with good practices, examples and techniques.
W3C Technical Note, Version 1, W3C Quality Assurance Working Group
Variability in Specifications, W3C Technical Note, Version 1, W3C Quality Assurance Working Group
(Accessed December 1, 2023)