diff --git a/src/main/java/fyloz/trial/ColorRecipesExplorer/core/ResponseCodes.java b/src/main/java/fyloz/trial/ColorRecipesExplorer/core/ResponseCodes.java
new file mode 100644
index 0000000..375faf6
--- /dev/null
+++ b/src/main/java/fyloz/trial/ColorRecipesExplorer/core/ResponseCodes.java
@@ -0,0 +1,50 @@
+package fyloz.trial.ColorRecipesExplorer.core;
+
+public enum ResponseCodes {
+    SUCCESS_USING_MATERIALS(100, ResponseCodeType.SUCCESS, false),
+    SUCCESS_SAVING_RECIPE_INFORMATIONS(2, ResponseCodeType.SUCCESS, false),
+    ERROR_SAVING(3, ResponseCodeType.ERROR, false),
+    ERROR_SAVING_IMAGE(4, ResponseCodeType.ERROR, false),
+    ERROR_SAVING_SIMDUT(5, ResponseCodeType.ERROR, false),
+    AUTH_ERROR(6, ResponseCodeType.ERROR, false),
+    RECIPE_NOT_FOUND(7, ResponseCodeType.ERROR, true),
+    MIX_NOT_FOUND(8, ResponseCodeType.ERROR, true),
+    MATERIAL_NOT_FOUND(9, ResponseCodeType.ERROR, true),
+    MATERIAL_ALREADY_EXIST(10, ResponseCodeType.ERROR, true),
+    MATERIAL_TYPE_ALREADY_EXIST(11, ResponseCodeType.ERROR, true),
+    COMPANY_NOT_FOUND(12, ResponseCodeType.ERROR, true),
+    COMPANY_ALREADY_EXIST(13, ResponseCodeType.ERROR, true),
+    MATERIAL_LINKED(14, ResponseCodeType.ERROR, true),
+    COMPANY_LINKED(15, ResponseCodeType.ERROR, true),
+    MIX_NOT_ASSOCIATED_WITH_RECIPE(16, ResponseCodeType.ERROR, true),
+    NOT_ENOUGH_MATERIAL(17, ResponseCodeType.ERROR, true),
+    MIX_TYPE_ALREADY_USED(18, ResponseCodeType.ERROR, true);
+
+    private int code;
+    private ResponseCodeType type;
+    private boolean needAdditionalContent;
+
+    ResponseCodes(int code, ResponseCodeType type, boolean needAdditionalContent) {
+        this.code = code;
+        this.type = type;
+        this.needAdditionalContent = needAdditionalContent;
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public ResponseCodeType getType() {
+        return type;
+    }
+
+    public boolean needAdditionalContent() {
+        return needAdditionalContent;
+    }
+
+
+    public enum ResponseCodeType {
+        ERROR,
+        SUCCESS
+    }
+}