diff --git a/product_category_tax/models/product_product.py b/product_category_tax/models/product_product.py
index 1b7f70a33..aca1fea36 100644
--- a/product_category_tax/models/product_product.py
+++ b/product_category_tax/models/product_product.py
@@ -14,3 +14,15 @@ class ProductProduct(models.Model):
 
     def set_tax_from_category(self):
         return self.product_tmpl_id.set_tax_from_category()
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        for vals in vals_list:
+            if vals.get("categ_id"):
+                if "taxes_id" not in vals:
+                    categ = self.env["product.category"].browse(vals["categ_id"])
+                    vals["taxes_id"] = [(6, 0, categ.taxes_id.ids)]
+                if "supplier_taxes_id" not in vals:
+                    categ = self.env["product.category"].browse(vals["categ_id"])
+                    vals["supplier_taxes_id"] = [(6, 0, categ.supplier_taxes_id.ids)]
+        return super().create(vals_list)
diff --git a/product_category_tax/models/product_template.py b/product_category_tax/models/product_template.py
index 2a7c4b836..083ca1c09 100644
--- a/product_category_tax/models/product_template.py
+++ b/product_category_tax/models/product_template.py
@@ -28,3 +28,15 @@ class ProductTemplate(models.Model):
                 }
             )
         return True
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        for vals in vals_list:
+            if vals.get("categ_id"):
+                if "taxes_id" not in vals:
+                    categ = self.env["product.category"].browse(vals["categ_id"])
+                    vals["taxes_id"] = [(6, 0, categ.taxes_id.ids)]
+                if "supplier_taxes_id" not in vals:
+                    categ = self.env["product.category"].browse(vals["categ_id"])
+                    vals["supplier_taxes_id"] = [(6, 0, categ.supplier_taxes_id.ids)]
+        return super().create(vals_list)
diff --git a/product_category_tax/tests/test_product_category_tax.py b/product_category_tax/tests/test_product_category_tax.py
index fcc71721b..70ed6b786 100644
--- a/product_category_tax/tests/test_product_category_tax.py
+++ b/product_category_tax/tests/test_product_category_tax.py
@@ -108,3 +108,57 @@ class ProductCategoryTax(common.SavepointCase):
         test_categ.update_product_taxes()
         self.assertEquals(self.product_test3.supplier_taxes_id, self.tax_purchase)
         self.assertNotEquals(self.product_test4.supplier_taxes_id, self.tax_purchase)
+
+    def test_04_copy_taxes_during_create_product_product(self):
+        """Default taxes taken from the category during product create"""
+        category = self.env["product.category"].create(
+            {
+                "name": "Super Category",
+                "taxes_id": [(6, 0, self.tax_sale.ids)],
+                "supplier_taxes_id": [(6, 0, self.tax_purchase.ids)],
+            }
+        )
+        # Case 1: Creating product.product with category
+        product = self.env["product.product"].create(
+            {"name": "Test Product", "categ_id": category.id}
+        )
+        self.assertEqual(product.taxes_id, category.taxes_id)
+        self.assertEqual(product.supplier_taxes_id, category.supplier_taxes_id)
+        # Case 2: Creating product.product with category and values
+        product = self.env["product.product"].create(
+            {
+                "name": "Test Product",
+                "categ_id": category.id,
+                "taxes_id": False,
+                "supplier_taxes_id": [(6, 0, self.tax_purchase2.ids)],
+            }
+        )
+        self.assertFalse(product.taxes_id, False)
+        self.assertEqual(product.supplier_taxes_id, self.tax_purchase2)
+
+    def test_04_copy_taxes_during_create_product_template(self):
+        """Default taxes taken from the category during product create"""
+        category = self.env["product.category"].create(
+            {
+                "name": "Super Category",
+                "taxes_id": [(6, 0, self.tax_sale.ids)],
+                "supplier_taxes_id": [(6, 0, self.tax_purchase.ids)],
+            }
+        )
+        # Case 1: Creating product.product with category
+        product = self.env["product.template"].create(
+            {"name": "Test Product", "categ_id": category.id}
+        )
+        self.assertEqual(product.taxes_id, category.taxes_id)
+        self.assertEqual(product.supplier_taxes_id, category.supplier_taxes_id)
+        # Case 2: Creating product.product with category and values
+        product = self.env["product.template"].create(
+            {
+                "name": "Test Product",
+                "categ_id": category.id,
+                "taxes_id": False,
+                "supplier_taxes_id": [(6, 0, self.tax_purchase2.ids)],
+            }
+        )
+        self.assertFalse(product.taxes_id, False)
+        self.assertEqual(product.supplier_taxes_id, self.tax_purchase2)