diff --git a/server/src/jamid/state-enums.ts b/server/src/jamid/state-enums.ts
new file mode 100644
index 0000000..08b75da
--- /dev/null
+++ b/server/src/jamid/state-enums.ts
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2022 Savoir-faire Linux Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+export enum RegistrationState {
+  Unregistered = 'UNREGISTERED',
+  Trying = 'TRYING',
+  Registered = 'REGISTERED',
+  ErrorGeneric = 'ERROR_GENERIC',
+  ErrorAuth = 'ERROR_AUTH',
+  ErrorNetwork = 'ERROR_NETWORK',
+  ErrorHost = 'ERROR_HOST',
+  ErrorServiceUnavailable = 'ERROR_SERVICE_UNAVAILABLE',
+  ErrorNeedMigration = 'ERROR_NEED_MIGRATION',
+  Initializing = 'INITIALIZING',
+}
+
+export enum NameRegistrationEndedState {
+  Success,
+  InvalidCredentials,
+  InvalidName,
+  AlreadyTaken,
+  Error,
+}
+
+export enum MessageState {
+  Unknown,
+  Sending,
+  Sent,
+  Displayed,
+  Failure,
+  Cancelled,
+}
+
+export enum ConversationMemberEventType {
+  Add,
+  Join,
+  Remove,
+  Ban,
+  Unban,
+}