diff --git a/guides/linked/Earth_Engine_asset_from_cloud_geotiff.ipynb b/guides/linked/Earth_Engine_asset_from_cloud_geotiff.ipynb
index ee3cd5830..6fcbe9faa 100644
--- a/guides/linked/Earth_Engine_asset_from_cloud_geotiff.ipynb
+++ b/guides/linked/Earth_Engine_asset_from_cloud_geotiff.ipynb
@@ -235,12 +235,15 @@
         "## Details on COG-backed assets\n",
         "\n",
         "### Location\n",
+        "\n",
         "The Cloud Storage bucket location must be one of:\n",
         "\n",
         "- The US multi-region\n",
         "- Any US dual-region that includes US-CENTRAL1\n",
         "- The region US-CENTRAL1\n",
         "\n",
+        "The metadata of the bucket must be accessible so that Earth Engine can determine its location. The calling user must have the permission `storage.buckets.get` which is provided by the role \"Storage Legacy Bucket Reader\" (among others), see https://cloud.google.com/storage/docs/access-control/iam-roles\n",
+        "\n",
         "### Storage class\n",
         "\n",
         "The [storage class](https://cloud.google.com/storage/docs/storage-classes#classes) of the bucket must be \"Standard storage\".\n",