diff --git a/specification/immunisation-history.yaml b/specification/immunisation-history.yaml
index 0b0234a..81e594e 100644
--- a/specification/immunisation-history.yaml
+++ b/specification/immunisation-history.yaml
@@ -13,6 +13,23 @@ info:
     url: 'https://digital.nhs.uk/developer/help-and-support'
     email: api.management@nhs.net
   description: |
+
+    <div class="nhsd-m-emphasis-box nhsd-m-emphasis-box--emphasis nhsd-!t-margin-bottom-6" aria-label="Highlighted Information">
+        <div class="nhsd-a-box nhsd-a-box--border-blue">
+            <div class="nhsd-m-emphasis-box__image-box">
+                <figure class="nhsd-a-image">
+                    <picture class="nhsd-a-image__picture">
+                        <img src="http://digital.nhs.uk/binaries/content/gallery/icons/info.svg?colour=231f20" alt="" style="object-fit:fill">
+                    </picture>
+                </figure>
+            </div>
+            <div class="nhsd-m-emphasis-box__content-box">
+            <p class="nhsd-t-heading-s nhsd-t-word-break" id="emphasis-emphasis-30709f1f" data-uipath="website.contentblock.emphasis.heading"></p>
+                <div data-uipath="website.contentblock.emphasis.content" class="nhsd-t-word-break"><p class="nhsd-t-body">This API is <a href="https://digital.nhs.uk/developer/guides-and-documentation/reference-guide#statuses">in production but deprecated.</a> We will contact you before we agree to a <a href="https://digital.nhs.uk/developer/guides-and-documentation/reference-guide#statuses">retirement</a> date. </p></div>          
+            </div>
+        </div>
+    </div> 
+  
     ## Overview
     Use this API to access a patient's immunisation history.