--- /dev/null
+<?php
+
+namespace Drupal\entity;
+
+use Drupal\Core\Entity\EntityTypeInterface;
+
+/**
+ * Allows entity types to provide permissions.
+ */
+interface EntityPermissionProviderInterface {
+
+ /**
+ * Builds permissions for the given entity type.
+ *
+ * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
+ * The entity type.
+ *
+ * @return array
+ * The permissions.
+ */
+ public function buildPermissions(EntityTypeInterface $entity_type);
+
+}