diff --git a/src/errors.cpp b/src/errors.cpp
new file mode 100644
index 0000000..fe88fd0
--- /dev/null
+++ b/src/errors.cpp
@@ -0,0 +1,44 @@
+#include "errors.hpp"
+
+#include <system_error>
+
+namespace errors
+{
+
+using namespace std::literals::string_literals;
+
+InvalidArgument::InvalidArgument(std::string_view propertyNameArg) :
+    propertyName(propertyNameArg),
+    errWhatDetailed("Invalid argument was given for property: "s +
+                    description())
+{}
+
+InvalidArgument::InvalidArgument(std::string_view propertyNameArg,
+                                 std::string_view info) :
+    propertyName(propertyNameArg),
+    errWhatDetailed(
+        ("Invalid argument was given for property: "s + description() + ". "s)
+            .append(info))
+{}
+
+const char* InvalidArgument::name() const noexcept
+{
+    return "org.freedesktop.DBus.Error.InvalidArgs";
+}
+
+const char* InvalidArgument::description() const noexcept
+{
+    return propertyName.c_str();
+}
+
+const char* InvalidArgument::what() const noexcept
+{
+    return errWhatDetailed.c_str();
+}
+
+int InvalidArgument::get_errno() const noexcept
+{
+    return static_cast<int>(std::errc::invalid_argument);
+}
+
+} // namespace errors