diff --git a/README.md b/README.md
index 781994e3..47820efb 100644
--- a/README.md
+++ b/README.md
@@ -87,6 +87,7 @@ All images must have the following requirements:
 - The image should be trimmed, so it contains the minimum amount of empty space on the edges.
   This includes things like white/black/any color borders or transparent spacing around the actual
   subject in the image.
+- Custom integrations must not use Home Assistant branded images, as this might confuse the end-user into thinking that the integration is an internal/official integration.
 
 ### Icon image requirements
 
@@ -116,7 +117,7 @@ only add the icon images. The icon will be used as a fallback for the logo.
 ## Using the same logo & icon for different brands
 
 To keep the size of this repository as efficient as possible,
-symlinking domain folders for the same icon/logos is allowed. The deployment
+symlinking domain folders for the same icon/logos is allowed for core integrations. The deployment
 process at our hosting provider will unpack these symlinks to actual files
 during the deployment process.
 
@@ -124,6 +125,8 @@ Please note, symlinks should only be created between integration domain
 directories. The `_placeholder` & `_homeassistant` directories are special
 cases and new directories with an underscore (`_`) should not be created.
 
+Symlinks are currently not allowed in the custom integrations folder.
+
 The names of directories must always match the integration domain. Additional
 directories are not allowed.