diff --git a/pmd-swingui/resources/net/sourceforge/pmd/swingui/Errors.properties b/pmd-swingui/resources/net/sourceforge/pmd/swingui/Errors.properties
new file mode 100755
index 0000000000..ef2e6591ed
--- /dev/null
+++ b/pmd-swingui/resources/net/sourceforge/pmd/swingui/Errors.properties
@@ -0,0 +1,5 @@
+# These are error messages that may be localized.
+classload = A required class could not be loaded.
+classinstantiation = A required class could not be instantiated.
+noaccess = A required resource could not be accessed.
+unsupportedLAF = A look and feel is not supported on your system.
\ No newline at end of file
diff --git a/pmd-swingui/resources/net/sourceforge/pmd/swingui/UIStrings.properties b/pmd-swingui/resources/net/sourceforge/pmd/swingui/UIStrings.properties
new file mode 100755
index 0000000000..5cf7e24aa6
--- /dev/null
+++ b/pmd-swingui/resources/net/sourceforge/pmd/swingui/UIStrings.properties
@@ -0,0 +1,11 @@
+# These are localized UI Strings.
+
+# These are the tab names.
+analysisViewer = Analysis Viewer
+searchViewer = Search Viewer
+rulesEditor = Rules Editor
+preferencesEditor = Preferences Editor
+
+# These are labels on the rule editing panel.
+name = Name
+className = Class Name
\ No newline at end of file