Note that implementations may provide additional warnings/errors.

index.html

@@ -2306,7 +2306,7 @@ <h3>Context Validation</h3>
 executed business rules specific to the input in the document. For more
 rationale related to this algorithm, see Section [[[#validating-contexts]]].
 This algorithm takes inputs of a document ([=map=] |inputDocument|), a set of
-approved JSON-LD Contexts ([=map=] |approvedContexts|), and a boolean to
+approved JSON-LD Contexts ([=map=] |expectedContext|), and a boolean to
 recompact when unknown contexts are detected ([=boolean=] |recompact|), and
 returns a [=map=] that contains the following:
         </p>
@@ -2367,6 +2367,12 @@ <h3>Context Validation</h3>
           </li>
         </ol>
 
+        <p>
+Implementations MAY include additional warnings or errors that enforce
+further validation rules that are specific to the implementation or a
+particular use case.
+        </p>
+
       </section>
 
       <section class="normative">