diff --git a/25.md b/25.md
index 17c203e1..24553afe 100644
--- a/25.md
+++ b/25.md
@@ -71,3 +71,22 @@ content as an emoji if shortcode is specified.
 ```
 
 The content can be set only one `:shortcode:`. And emoji tag should be one.
+
+Polling
+-------
+
+Authors can request a reaction poll any event kind by using the tag `poll`. Supporting clients SHOULD present pool options as reaction options, tally and render results as part of the display of the event.
+
+For example:
+
+```js
+{
+  "kind": 1,
+  "content": "Do you folks like pizza?",
+  "tags": [
+    ["poll", "👍", "👎"]
+  ],
+  ...other fields
+}
+```
+