address feedback of @ektrah

> Co-authored-by: @ektrah

Author: egekorkan

index.html

@@ -3819,9 +3819,10 @@ <h3><code>Form</code></h3>
               Please note that the value of <code>href</code> is of of type URI [[RFC3986]] and what is sent as a
               protocol message is protocol-specific and can be decoded from <code>href</code>.
               <span class="rfc2119-assertion" id="td-form-href-unicode-usage">
-                When Universal Character Set (Unicode) [[ISO10646]] characters are to be sent in the protocol message,
-                the resource MAY be represented internally as an IRI [[!RFC3987]] and can be converted to a URI
-                following Section 3.1 of [[RFC3987]] before placing it in the <code>href</code>.
+                As the <a>Form</a> contains all the necessary information to send a protocol message, when Universal
+                Character Set (Unicode) [[ISO10646]] characters are used to represent the resource and are to be sent in
+                the protocol message, they MUST be converted to a URI following Section 3.1 of [[RFC3987]] before
+                placing it in the <code>href</code>.
               </span>
             </p>
 

testing/assertions.csv

@@ -130,7 +130,7 @@
 "td-expectedResponse-missing-contentType","null","If there is no `contentType` value defined in a `response` object within a form, a Consumer MUST expect that the respective response does not contain any payload."
 "td-form-additional-mediatype-metadata","null",", Bindings MAY have additional information that specifies representation formats in more detail than the media type alone."
 "td-form-context-submission-target","null","As a Form but not just the href defines how to execute the interaction, href of multiple Forms MAY point to the same resource, where the different Forms represent different operations on that resource."
-"td-form-href-unicode-usage","null","When Universal Character Set (Unicode) [[ISO10646]] characters are to be sent in the protocol message, the resource MAY be represented internally as an IRI [[!RFC3987]] and can be converted to a URI following Section 3.1 of [[RFC3987]] before placing it in the href."
+"td-form-href-unicode-usage","null","As the Form contains all the necessary information to send a protocol message, when Universal Character Set (Unicode) [[ISO10646]] characters are used to represent the resource and are to be sent in the protocol message, they MUST be converted to a URI following Section 3.1 of [[RFC3987]] before placing it in the href."
 "td-form-protocolbindings","null","If required, form objects MAY be supplemented with protocol-specific Vocabulary Terms identified with a prefix."
 "td-format-validation-known-values","null","Servients MAY use the format value to perform additional validation accordingly."
 "td-format-validation-other-values","null","When a value that is not found in the known set of values is assigned to format, such a validation SHOULD succeed."

validation/td-validation.ttl

@@ -750,8 +750,9 @@
         Please note that the value of <code>href</code> is of of type URI [[RFC3986]] and what is sent as a protocol message
         is protocol-specific and can be decoded from <code>href</code>.
         <span class="rfc2119-assertion" id="td-form-href-unicode-usage">
-            When Universal Character Set (Unicode) [[ISO10646]] characters are to be sent in the protocol message,
-            the resource MAY be represented internally as an IRI [[!RFC3987]] and can be converted to a URI following Section 3.1 of [[RFC3987]] before placing it in the <code>href</code>.
+            As the <a>Form</a> contains all the necessary information to send a protocol message, when Universal Character Set (Unicode) [[ISO10646]]
+            characters are used to represent the resource and are to be sent in the protocol message, they MUST be converted to a URI following Section
+            3.1 of [[RFC3987]] before placing it in the <code>href</code>.
         </span>
     </p>