diff --git a/modules/customers/src/api/application/create-customer/assembler/create-customers.assembler.ts b/modules/customers/src/api/application/create-customer/assembler/create-customers.assembler.ts
index f810e7c8..64d39e77 100644
--- a/modules/customers/src/api/application/create-customer/assembler/create-customers.assembler.ts
+++ b/modules/customers/src/api/application/create-customer/assembler/create-customers.assembler.ts
@@ -33,7 +33,7 @@ export class CreateCustomersAssembler {
 
       legal_record: toEmptyString(customer.legalRecord, (value) => value.toPrimitive()),
 
-      default_taxes: customer.defaultTaxes.map((item) => item.toPrimitive()),
+      default_taxes: customer.defaultTaxes.getAll().join(","),
 
       status: customer.isActive ? "active" : "inactive",
       language_code: customer.languageCode.toPrimitive(),
diff --git a/modules/customers/src/api/application/get-customer/assembler/get-customer.assembler.ts b/modules/customers/src/api/application/get-customer/assembler/get-customer.assembler.ts
index 4bc5b194..0eded6b3 100644
--- a/modules/customers/src/api/application/get-customer/assembler/get-customer.assembler.ts
+++ b/modules/customers/src/api/application/get-customer/assembler/get-customer.assembler.ts
@@ -33,11 +33,15 @@ export class GetCustomerAssembler {
 
       legal_record: toEmptyString(customer.legalRecord, (value) => value.toPrimitive()),
 
-      default_taxes: customer.defaultTaxes.map((item) => item.toPrimitive()),
+      default_taxes: customer.defaultTaxes.getAll().join(", "),
 
       status: customer.isActive ? "active" : "inactive",
       language_code: customer.languageCode.toPrimitive(),
       currency_code: customer.currencyCode.toPrimitive(),
+
+      metadata: {
+        entity: "customer",
+      },
     };
   }
 }
diff --git a/modules/customers/src/api/application/list-customers/assembler/list-customers.assembler.ts b/modules/customers/src/api/application/list-customers/assembler/list-customers.assembler.ts
index 3045efa7..1edddd96 100644
--- a/modules/customers/src/api/application/list-customers/assembler/list-customers.assembler.ts
+++ b/modules/customers/src/api/application/list-customers/assembler/list-customers.assembler.ts
@@ -17,7 +17,7 @@ export class ListCustomersAssembler {
           () => ""
         ),
 
-        is_company: customer.isCompany,
+        is_company: String(customer.isCompany),
         name: customer.name.toPrimitive(),
         trade_name: customer.tradeName.match(
           (value) => value.toPrimitive(),
@@ -71,7 +71,7 @@ export class ListCustomersAssembler {
           () => ""
         ),
 
-        default_taxes: customer.defaultTaxes.map((item) => item.toPrimitive()),
+        default_taxes: customer.defaultTaxes.getAll().join(", "),
 
         status: customer.isActive ? "active" : "inactive",
         language_code: customer.languageCode.toPrimitive(),
diff --git a/modules/customers/src/common/dto/response/create-customer.result.dto.ts b/modules/customers/src/common/dto/response/create-customer.result.dto.ts
index 99253b30..9a32d008 100644
--- a/modules/customers/src/common/dto/response/create-customer.result.dto.ts
+++ b/modules/customers/src/common/dto/response/create-customer.result.dto.ts
@@ -25,7 +25,7 @@ export const CreateCustomerResponseSchema = z.object({
 
   legal_record: z.string(),
 
-  default_taxes: z.array(z.string()),
+  default_taxes: z.string(),
   status: z.string(),
   language_code: z.string(),
   currency_code: z.string(),
diff --git a/modules/customers/src/common/dto/response/customer-list.response.dto.ts b/modules/customers/src/common/dto/response/customer-list.response.dto.ts
index c0ab5824..0a8eea6c 100644
--- a/modules/customers/src/common/dto/response/customer-list.response.dto.ts
+++ b/modules/customers/src/common/dto/response/customer-list.response.dto.ts
@@ -4,9 +4,10 @@ import * as z from "zod/v4";
 export const CustomerListResponseSchema = createListViewResponseSchema(
   z.object({
     id: z.uuid(),
+    company_id: z.uuid(),
     reference: z.string(),
 
-    is_company: z.boolean(),
+    is_company: z.string(),
     name: z.string(),
     trade_name: z.string(),
     tin: z.string(),
@@ -24,7 +25,7 @@ export const CustomerListResponseSchema = createListViewResponseSchema(
 
     legal_record: z.string(),
 
-    default_taxes: z.array(z.string()),
+    default_taxes: z.string(),
     status: z.string(),
     language_code: z.string(),
     currency_code: z.string(),
diff --git a/modules/customers/src/common/dto/response/get-customer-by-id.response.dto.ts b/modules/customers/src/common/dto/response/get-customer-by-id.response.dto.ts
index 2e874101..f3874833 100644
--- a/modules/customers/src/common/dto/response/get-customer-by-id.response.dto.ts
+++ b/modules/customers/src/common/dto/response/get-customer-by-id.response.dto.ts
@@ -25,7 +25,7 @@ export const GetCustomerByIdResponseSchema = z.object({
 
   legal_record: z.string(),
 
-  default_taxes: z.array(z.string()),
+  default_taxes: z.string(),
   status: z.string(),
   language_code: z.string(),
   currency_code: z.string(),