diff --git a/api/src/logger/errors.js b/api/src/logger/errors.js
new file mode 100644
index 000000000..b1085fedf
--- /dev/null
+++ b/api/src/logger/errors.js
@@ -0,0 +1,19 @@
+export class AuthentificationError extends Error {
+  code = 401
+  message = 'Autentification not found, you have to be authentificated to perform this action'
+}
+
+export class DatabaseError extends Error {
+  code = 404
+  message = 'Ressource not found : ' + this.message
+}
+
+export class WrongArgumentsError extends Error {
+  code = 400
+  message = 'Wrong arguments : ' + this.message
+}
+
+export class ServiceUnavailableError extends Error {
+  code = 503
+  message = 'At least one service is unresponding ' + this.message
+}
diff --git a/api/src/logger/index.js b/api/src/logger/index.js
index 3ed2a8e70..2a68e3bfc 100644
--- a/api/src/logger/index.js
+++ b/api/src/logger/index.js
@@ -1,6 +1,8 @@
 import { createLogger, format, transports } from 'winston'
 import { inspect } from 'util'
 
+import { AuthentificationError, DatabaseError, WrongArgumentsError, ServiceUnavailableError } from './errors'
+
 class LoggerService {
   constructor() {
     const winstonTransports = [
@@ -28,4 +30,4 @@ class LoggerService {
 }
 
 export const logger = new LoggerService() // Default logger
-export { LoggerService }
+export { LoggerService, AuthentificationError, DatabaseError, WrongArgumentsError, ServiceUnavailableError }