diff --git a/src/static_schema.cpp b/src/static_schema.cpp
index 5fdc42a..203b61e 100644
--- a/src/static_schema.cpp
+++ b/src/static_schema.cpp
@@ -44,6 +44,11 @@
     return list.m_keys.find(key) != list.m_keys.end();
 }
 
+bool StaticSchema::listHasKey(const schemaPath_& listPath, const std::string& key) const
+{
+    return listKeys(listPath).count(key);
+}
+
 const std::set<std::string> StaticSchema::listKeys(const schemaPath_& location, const ModuleNodePair& node) const
 {
     std::string locationString = pathToSchemaString(location, Prefixes::Always);
@@ -54,6 +59,23 @@
     return list.m_keys;
 }
 
+std::string lastNodeOfSchemaPath(const std::string& path)
+{
+    std::string res = path;
+    if (auto pos = res.find_last_of('/'); pos != res.npos) {
+        res.erase(0, pos + 1);
+    }
+    return res;
+}
+
+const std::set<std::string> StaticSchema::listKeys(const schemaPath_& listPath) const
+{
+    auto listPathString = pathToSchemaString(listPath, Prefixes::Always);
+    const auto& child = children(stripLastNodeFromPath(listPathString)).at(lastNodeOfSchemaPath(listPathString));
+    const auto& list = std::get<yang::list>(child.m_nodeType);
+    return list.m_keys;
+}
+
 void StaticSchema::addList(const std::string& location, const std::string& name, const std::set<std::string>& keys)
 {
     m_nodes.at(location).emplace(name, NodeInfo{yang::list{keys}, yang::AccessType::Writable});
@@ -106,15 +128,6 @@
     }
 }
 
-std::string lastNodeOfSchemaPath(const std::string& path)
-{
-    std::string res = path;
-    if (auto pos = res.find_last_of('/'); pos != res.npos) {
-        res.erase(0, pos + 1);
-    }
-    return res;
-}
-
 yang::TypeInfo StaticSchema::leafType(const schemaPath_& location, const ModuleNodePair& node) const
 {
     std::string locationString = pathToSchemaString(location, Prefixes::Always);