diff --git a/source/developers/development_states.markdown b/source/developers/development_states.markdown
index a560d784860..acecbf79eba 100644
--- a/source/developers/development_states.markdown
+++ b/source/developers/development_states.markdown
@@ -124,4 +124,13 @@ After a start or a restart of Home Assistant the component will be visible in th
 <img src='/images/screenshots/create-component01.png' />
 </p>
 
+In order to expose attributes of your component, you will need to define a method called `state_attributes` which will return a dictionary of attributes:
+
+```
+@property
+def state_attributes(self):
+    """Return the attributes of the entity."""
+    return self._attributes
+```
+
 To get your component included in the Home Assistant releases, follow the steps described in the [Submitting improvements](https://home-assistant.io/developers/#submitting-improvements) section. Basically you only need to move your component in the `homeassistant/component/` directory of your fork and create a Pull Request.