&gt; <i>even assuming we have easy access</i><p>Then I would assume this discussion could take place. Here and now. And we could possibly come to a quick and painless basic common-ground agreement. But alas...<p>I would assume whatever law, rule or judicial decree required them also described their purpose. I would really need the entire set of such descriptions, preferably in neighboring places also, to even begin that discussion.<p>&gt; <i>Would this mean that a wheelchair user should ... </i><p>These are domain-specific policy questions that really can&#x27;t be answered yet, by me. (By most people, within reason.) A general plan that&#x27;s been put forward is that, after the law becomes machine-readable and widely accessible, regulatory compliance like this will become increasingly automated.