diff --git a/dist/Notary/Contact.js b/dist/Notary/Contact.js
index 202c710..96498cb 100644
--- a/dist/Notary/Contact.js
+++ b/dist/Notary/Contact.js
@@ -45,14 +45,14 @@ __decorate([
     (0, class_transformer_1.Expose)(),
     (0, class_validator_1.IsOptional)({ groups: ["updateCustomer"] }),
     (0, class_validator_1.NotEquals)(null || '', { groups: ["updateCustomer"], message: "Prénom ne peut pas être vide" }),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createCustomer"], message: "First name is required" }),
+    (0, class_validator_1.IsNotEmpty)({ groups: ["createCustomer"], message: "Prénom ne peut pas être vide" }),
     __metadata("design:type", String)
 ], Contact.prototype, "first_name", void 0);
 __decorate([
     (0, class_transformer_1.Expose)(),
     (0, class_validator_1.IsOptional)({ groups: ["updateCustomer"] }),
     (0, class_validator_1.NotEquals)(null || '', { groups: ["updateCustomer"], message: "Nom ne peut pas être vide" }),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createCustomer"], message: "Last name is required" }),
+    (0, class_validator_1.IsNotEmpty)({ groups: ["createCustomer"], message: "Nom ne peut pas être vide" }),
     __metadata("design:type", String)
 ], Contact.prototype, "last_name", void 0);
 __decorate([
@@ -60,14 +60,14 @@ __decorate([
     (0, class_validator_1.IsOptional)({ groups: ["updateCustomer"] }),
     (0, class_validator_1.NotEquals)(null || '', { groups: ["updateCustomer"], message: "Email ne peut pas être vide" }),
     (0, class_validator_1.IsNotEmpty)({ groups: ["createCustomer"] }),
-    (0, class_validator_1.IsEmail)({}, { groups: ["createCustomer", "updateCustomer"], message: "Email is not valid" }),
+    (0, class_validator_1.IsEmail)({}, { groups: ["createCustomer", "updateCustomer"], message: "Email ne peut pas être vide" }),
     __metadata("design:type", String)
 ], Contact.prototype, "email", void 0);
 __decorate([
     (0, class_transformer_1.Expose)(),
     (0, class_validator_1.IsOptional)({ groups: ["updateCustomer"] }),
     (0, class_validator_1.NotEquals)(null || '', { groups: ["updateCustomer"], message: "Numéro de téléphone ne peut pas être vide" }),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createCustomer"] }),
+    (0, class_validator_1.IsNotEmpty)({ groups: ["createCustomer"], message: "Numéro de téléphone ne peut pas être vide" }),
     __metadata("design:type", String)
 ], Contact.prototype, "cell_phone_number", void 0);
 __decorate([
diff --git a/dist/Notary/DeedType.js b/dist/Notary/DeedType.js
index 4dc8231..7e1ea68 100644
--- a/dist/Notary/DeedType.js
+++ b/dist/Notary/DeedType.js
@@ -46,14 +46,14 @@ __decorate([
 ], DeedType.prototype, "uid", void 0);
 __decorate([
     (0, class_transformer_1.Expose)(),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createDeedType"], message: "Name is required" }),
-    (0, class_validator_1.NotEquals)(null || '', { groups: ["updateDeedType"], message: "Name is required" }),
+    (0, class_validator_1.IsNotEmpty)({ groups: ["createDeedType"], message: "Nom du type d'acte ne peut pas être vide" }),
+    (0, class_validator_1.NotEquals)(null || '', { groups: ["updateDeedType"], message: "Nom du type d'acte ne peut pas être vide" }),
     __metadata("design:type", String)
 ], DeedType.prototype, "name", void 0);
 __decorate([
     (0, class_transformer_1.Expose)(),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createDeedType"], message: "Description is required" }),
-    (0, class_validator_1.NotEquals)(null || '', { groups: ["updateDeedType"], message: "Name is required" }),
+    (0, class_validator_1.IsNotEmpty)({ groups: ["createDeedType"], message: "Description du type d'acte ne peut pas être vide" }),
+    (0, class_validator_1.NotEquals)(null || '', { groups: ["updateDeedType"], message: "Description du type d'acte ne peut pas être vide" }),
     __metadata("design:type", String)
 ], DeedType.prototype, "description", void 0);
 __decorate([
diff --git a/dist/Notary/DocumentType.js b/dist/Notary/DocumentType.js
index 740ec33..b885c5f 100644
--- a/dist/Notary/DocumentType.js
+++ b/dist/Notary/DocumentType.js
@@ -50,14 +50,14 @@ __decorate([
     (0, class_transformer_1.Expose)(),
     (0, class_validator_1.IsOptional)({ groups: ["updateDocumentType"] }),
     (0, class_validator_1.NotEquals)(null || '', { groups: ["updateDocumentType"], message: "Nom du document ne peut pas être vide" }),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createDocumentType"], message: "Name is required" }),
+    (0, class_validator_1.IsNotEmpty)({ groups: ["createDocumentType"], message: "Nom du document ne peut pas être vide" }),
     __metadata("design:type", String)
 ], DocumentType.prototype, "name", void 0);
 __decorate([
     (0, class_transformer_1.Expose)(),
     (0, class_validator_1.IsOptional)({ groups: ["updateDocumentType"] }),
     (0, class_validator_1.NotEquals)(null || '', { groups: ["updateDocumentType"], message: "Description ne peut pas être vide" }),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createDocumentType"], message: "Public description is required" }),
+    (0, class_validator_1.IsNotEmpty)({ groups: ["createDocumentType"], message: "Description ne peut pas être vide" }),
     __metadata("design:type", String)
 ], DocumentType.prototype, "public_description", void 0);
 __decorate([
diff --git a/dist/Notary/OfficeFolder.js b/dist/Notary/OfficeFolder.js
index 07dcc0d..c51feec 100644
--- a/dist/Notary/OfficeFolder.js
+++ b/dist/Notary/OfficeFolder.js
@@ -53,17 +53,20 @@ __decorate([
 ], OfficeFolder.prototype, "uid", void 0);
 __decorate([
     (0, class_transformer_1.Expose)(),
-    (0, class_validator_1.IsOptional)({ groups: ["updateFolder"] }),
+    (0, class_validator_1.NotEquals)(null || "", { groups: ["updateFolder"], message: "Numéro de dossier ne peut pas être vide" }),
     (0, class_validator_1.IsNotEmpty)({
         groups: ["createFolder"],
-        message: "folder number is required",
+        message: "Numéro de dossier ne peut pas être vide",
     }),
     __metadata("design:type", String)
 ], OfficeFolder.prototype, "folder_number", void 0);
 __decorate([
     (0, class_transformer_1.Expose)(),
-    (0, class_validator_1.IsOptional)({ groups: ["updateFolder"] }),
-    (0, class_validator_1.IsNotEmpty)({ groups: ["createFolder"], message: "Name is required" }),
+    (0, class_validator_1.NotEquals)(null || "", { groups: ["updateFolder"], message: "Nom de dossier ne peut pas être vide" }),
+    (0, class_validator_1.IsNotEmpty)({
+        groups: ["createFolder"],
+        message: "Nom de dossier ne peut pas être vide",
+    }),
     __metadata("design:type", String)
 ], OfficeFolder.prototype, "name", void 0);
 __decorate([
diff --git a/src/Notary/Contact.ts b/src/Notary/Contact.ts
index 20b105c..b2fda06 100644
--- a/src/Notary/Contact.ts
+++ b/src/Notary/Contact.ts
@@ -11,26 +11,26 @@ export default class Contact extends ContactCustomer {
   @Expose()
   @IsOptional({ groups: ["updateCustomer"]})
   @NotEquals(null || '', { groups: ["updateCustomer"], message: "Prénom ne peut pas être vide" })
-  @IsNotEmpty({ groups: ["createCustomer"], message: "First name is required" })
+  @IsNotEmpty({ groups: ["createCustomer"], message: "Prénom ne peut pas être vide" })
   public override first_name!: string;
 
   @Expose()
   @IsOptional({ groups: ["updateCustomer"]})
   @NotEquals(null || '', { groups: ["updateCustomer"], message: "Nom ne peut pas être vide" })
-  @IsNotEmpty({ groups: ["createCustomer"], message: "Last name is required" })
+  @IsNotEmpty({ groups: ["createCustomer"], message: "Nom ne peut pas être vide" })
   public override last_name!: string;
 
   @Expose()
   @IsOptional({ groups: ["updateCustomer"]})
   @NotEquals(null || '', { groups: ["updateCustomer"], message: "Email ne peut pas être vide" })
   @IsNotEmpty({ groups: ["createCustomer"] })
-  @IsEmail({}, { groups: ["createCustomer", "updateCustomer"], message: "Email is not valid" })
+  @IsEmail({}, { groups: ["createCustomer", "updateCustomer"], message: "Email ne peut pas être vide" })
   public override email!: string;
 
   @Expose()
   @IsOptional({ groups: ["updateCustomer"]})
   @NotEquals(null || '', { groups: ["updateCustomer"], message: "Numéro de téléphone ne peut pas être vide" })
-  @IsNotEmpty({ groups: ["createCustomer"] })
+  @IsNotEmpty({ groups: ["createCustomer"], message: "Numéro de téléphone ne peut pas être vide"})
   public override cell_phone_number!: string;
 
   @Expose()
diff --git a/src/Notary/DeedType.ts b/src/Notary/DeedType.ts
index d26f518..c4c4a72 100644
--- a/src/Notary/DeedType.ts
+++ b/src/Notary/DeedType.ts
@@ -12,13 +12,13 @@ export default class DeedType extends DeedTypeCustomer {
     public override uid?: string;
   
     @Expose()
-    @IsNotEmpty({ groups: ["createDeedType"], message: "Name is required" })
-    @NotEquals(null || '', { groups: ["updateDeedType"], message: "Name is required" })
+    @IsNotEmpty({ groups: ["createDeedType"], message: "Nom du type d'acte ne peut pas être vide" })
+    @NotEquals(null || '', { groups: ["updateDeedType"], message: "Nom du type d'acte ne peut pas être vide" })
     public override name!: string;
   
     @Expose()
-    @IsNotEmpty({ groups: ["createDeedType"], message: "Description is required" })
-    @NotEquals(null || '', { groups: ["updateDeedType"], message: "Name is required" })
+    @IsNotEmpty({ groups: ["createDeedType"], message: "Description du type d'acte ne peut pas être vide" })
+    @NotEquals(null || '', { groups: ["updateDeedType"], message: "Description du type d'acte ne peut pas être vide" })
     public override description!: string;
   
     @Expose()
diff --git a/src/Notary/DocumentType.ts b/src/Notary/DocumentType.ts
index b6bf32a..28531af 100644
--- a/src/Notary/DocumentType.ts
+++ b/src/Notary/DocumentType.ts
@@ -15,13 +15,13 @@ export default class DocumentType extends DocumentTypeCustomer {
   @Expose()
   @IsOptional({ groups: ["updateDocumentType"] })
   @NotEquals(null || '', { groups: ["updateDocumentType"], message: "Nom du document ne peut pas être vide" })
-  @IsNotEmpty({ groups: ["createDocumentType"], message: "Name is required" })
+  @IsNotEmpty({ groups: ["createDocumentType"], message: "Nom du document ne peut pas être vide" })
   public override name!: string;
 
   @Expose()
   @IsOptional({ groups: ["updateDocumentType"] })
   @NotEquals(null || '', { groups: ["updateDocumentType"], message: "Description ne peut pas être vide" })
-  @IsNotEmpty({ groups: ["createDocumentType"], message: "Public description is required" })
+  @IsNotEmpty({ groups: ["createDocumentType"], message: "Description ne peut pas être vide" })
   public override public_description!: string;
 
   @Expose()
diff --git a/src/Notary/OfficeFolder.ts b/src/Notary/OfficeFolder.ts
index ae74935..13d18b3 100644
--- a/src/Notary/OfficeFolder.ts
+++ b/src/Notary/OfficeFolder.ts
@@ -1,7 +1,7 @@
 export * from "../Customer/OfficeFolder";
 import { Expose, Type } from "class-transformer";
 import OfficeFolderCustomer from "../Customer/OfficeFolder";
-import { IsNotEmpty, IsOptional, ValidateNested } from "class-validator";
+import { IsNotEmpty, IsOptional, NotEquals, ValidateNested } from "class-validator";
 import User from "./User";
 import Deed from "./Deed";
 import Customer from "./Customer";
@@ -16,16 +16,19 @@ export default class OfficeFolder extends OfficeFolderCustomer {
     public override uid?: string;
 
     @Expose()
-    @IsOptional({ groups: ["updateFolder"] })
+    @NotEquals(null || "", { groups: ["updateFolder"], message: "Numéro de dossier ne peut pas être vide" })
     @IsNotEmpty({
         groups: ["createFolder"],
-        message: "folder number is required",
+        message: "Numéro de dossier ne peut pas être vide",
     })
     public override folder_number!: string;
 
     @Expose()
-    @IsOptional({ groups: ["updateFolder"] })
-    @IsNotEmpty({ groups: ["createFolder"], message: "Name is required" })
+    @NotEquals(null || "", { groups: ["updateFolder"], message: "Nom de dossier ne peut pas être vide" })
+    @IsNotEmpty({
+        groups: ["createFolder"],
+        message: "Nom de dossier ne peut pas être vide",
+    })
     public override name!: string;
 
     @Expose()