diff --git a/gso/api/v1/imports.py b/gso/api/v1/imports.py
index fea1ca6289ca6e15aff816ac2e06e3748b0b4762..5ae848a47ef3b874c94ad1cd0d74aa665a497a47 100644
--- a/gso/api/v1/imports.py
+++ b/gso/api/v1/imports.py
@@ -15,8 +15,7 @@ from gso.products.product_blocks.router import RouterRole, RouterVendor
 from gso.products.product_blocks.site import SiteTier
 from gso.services import subscriptions
 from gso.services.crm import CustomerNotFoundError, get_customer_by_name
-from gso.utils.helpers import LAGMember
-from gso.workflows.site.base_site_model import BaseSiteValidatorModel
+from gso.utils.helpers import BaseSiteValidatorModel, LAGMember
 
 router = APIRouter(prefix="/imports", tags=["Imports"], dependencies=[Depends(opa_security_default)])
 
diff --git a/gso/utils/helpers.py b/gso/utils/helpers.py
index d41d19c47f3d80895cc5abc5663d2400d8830184..cbd56d1961ddeb65cca193e761422f34171d306f 100644
--- a/gso/utils/helpers.py
+++ b/gso/utils/helpers.py
@@ -8,11 +8,13 @@ from uuid import UUID
 import pycountry
 from orchestrator import step
 from orchestrator.types import State, UUIDstr
-from pydantic import BaseModel
+from pydantic import BaseModel, validator
+from pydantic.fields import ModelField
 from pydantic_forms.validators import Choice
 
 from gso.products.product_blocks.iptrunk import IptrunkInterfaceBlock
 from gso.products.product_blocks.router import RouterVendor
+from gso.products.product_blocks.site import SiteTier
 from gso.products.product_types.iptrunk import Iptrunk
 from gso.products.product_types.router import Router
 from gso.services import provisioning_proxy
@@ -219,3 +221,45 @@ def validate_site_name(site_name: str) -> str:
         )
         raise ValueError(msg)
     return site_name
+
+
+class BaseSiteValidatorModel(BaseModel):
+    """A base site validator model extended by create site and by import site."""
+
+    site_bgp_community_id: int
+    site_internal_id: int
+    site_tier: SiteTier
+    site_ts_address: str
+
+    @validator("site_ts_address", check_fields=False, allow_reuse=True)
+    def validate_ts_address(cls, site_ts_address: str) -> str:
+        """Validate that a terminal server address is valid."""
+        validate_ipv4_or_ipv6(site_ts_address)
+        return site_ts_address
+
+    @validator("site_country_code", check_fields=False, allow_reuse=True)
+    def country_code_must_exist(cls, country_code: str) -> str:
+        """Validate that the country code exists."""
+        validate_country_code(country_code)
+        return country_code
+
+    @validator(
+        "site_ts_address",
+        "site_internal_id",
+        "site_bgp_community_id",
+        "site_name",
+        check_fields=False,
+        allow_reuse=True,
+    )
+    def validate_unique_fields(cls, value: str, field: ModelField) -> str | int:
+        """Validate that the internal and :term:`BGP` community IDs are unique."""
+        return validate_site_fields_is_unique(field.name, value)
+
+    @validator("site_name", check_fields=False, allow_reuse=True)
+    def site_name_must_be_valid(cls, site_name: str) -> str:
+        """Validate the site name.
+
+        The site name must consist of three uppercase letters, followed by an optional single digit.
+        """
+        validate_site_name(site_name)
+        return site_name
diff --git a/gso/workflows/site/base_site_model.py b/gso/workflows/site/base_site_model.py
deleted file mode 100644
index ff2696c73be5dc340de760e4a2cb672b03a69d64..0000000000000000000000000000000000000000
--- a/gso/workflows/site/base_site_model.py
+++ /dev/null
@@ -1,54 +0,0 @@
-"""A base site validator model extended by create site and by import site."""
-
-from pydantic import BaseModel, validator
-from pydantic.fields import ModelField
-
-from gso.products.product_blocks.site import SiteTier
-from gso.utils.helpers import (
-    validate_country_code,
-    validate_ipv4_or_ipv6,
-    validate_site_fields_is_unique,
-    validate_site_name,
-)
-
-
-class BaseSiteValidatorModel(BaseModel):
-    """A base site validator model extended by create site and by import site."""
-
-    site_bgp_community_id: int
-    site_internal_id: int
-    site_tier: SiteTier
-    site_ts_address: str
-
-    @validator("site_ts_address", check_fields=False, allow_reuse=True)
-    def validate_ts_address(cls, site_ts_address: str) -> str:
-        """Validate that a terminal server address is valid."""
-        validate_ipv4_or_ipv6(site_ts_address)
-        return site_ts_address
-
-    @validator("site_country_code", check_fields=False, allow_reuse=True)
-    def country_code_must_exist(cls, country_code: str) -> str:
-        """Validate that the country code exists."""
-        validate_country_code(country_code)
-        return country_code
-
-    @validator(
-        "site_ts_address",
-        "site_internal_id",
-        "site_bgp_community_id",
-        "site_name",
-        check_fields=False,
-        allow_reuse=True,
-    )
-    def validate_unique_fields(cls, value: str, field: ModelField) -> str | int:
-        """Validate that the internal and :term:`BGP` community IDs are unique."""
-        return validate_site_fields_is_unique(field.name, value)
-
-    @validator("site_name", check_fields=False, allow_reuse=True)
-    def site_name_must_be_valid(cls, site_name: str) -> str:
-        """Validate the site name.
-
-        The site name must consist of three uppercase letters, followed by an optional single digit.
-        """
-        validate_site_name(site_name)
-        return site_name
diff --git a/gso/workflows/site/create_site.py b/gso/workflows/site/create_site.py
index 2207d2dbf267b7d54d271e92d295c27b7bca831c..d94c119629f95070fc68d87f8161cdb7c79f5053 100644
--- a/gso/workflows/site/create_site.py
+++ b/gso/workflows/site/create_site.py
@@ -11,7 +11,7 @@ from gso.products.product_blocks import site as site_pb
 from gso.products.product_blocks.site import LatitudeCoordinate, LongitudeCoordinate
 from gso.products.product_types import site
 from gso.services.crm import customer_selector
-from gso.workflows.site.base_site_model import BaseSiteValidatorModel
+from gso.utils.helpers import BaseSiteValidatorModel
 
 
 def initial_input_form_generator(product_name: str) -> FormGenerator: