diff --git a/src/workos/fga.py b/src/workos/fga.py
index 2c76a320..645a5662 100644
--- a/src/workos/fga.py
+++ b/src/workos/fga.py
@@ -1,3 +1,8 @@
+"""
+DEPRECATED: This module is deprecated, use the Authorization module instead.
+See src/workos/authorization.py
+"""
+
 import json
 from typing import Any, Mapping, Optional, Protocol, Sequence
 from workos.types.fga import (
diff --git a/src/workos/types/authorization/__init__.py b/src/workos/types/authorization/__init__.py
index 609a4f2d..a405ec84 100644
--- a/src/workos/types/authorization/__init__.py
+++ b/src/workos/types/authorization/__init__.py
@@ -1,3 +1,7 @@
+from workos.types.authorization.authorization_resource import (
+    AuthorizationResource,
+    AuthorizationResourceList,
+)
 from workos.types.authorization.environment_role import (
     EnvironmentRole,
     EnvironmentRoleList,
@@ -12,3 +16,9 @@
     Role,
     RoleList,
 )
+from workos.types.authorization.role_assignment import (
+    RoleAssignment,
+    RoleAssignmentList,
+    RoleAssignmentResource,
+    RoleAssignmentRole,
+)
diff --git a/src/workos/types/authorization/authorization_resource.py b/src/workos/types/authorization/authorization_resource.py
new file mode 100644
index 00000000..e5fefbf4
--- /dev/null
+++ b/src/workos/types/authorization/authorization_resource.py
@@ -0,0 +1,25 @@
+from typing import TYPE_CHECKING, Literal, Optional, Sequence
+
+from workos.types.workos_model import WorkOSModel
+
+if TYPE_CHECKING:
+    from workos.types.list_resource import ListMetadata
+
+
+class AuthorizationResource(WorkOSModel):
+    object: Literal["authorization_resource"]
+    id: str
+    external_id: str
+    name: str
+    description: Optional[str] = None
+    resource_type_slug: str
+    organization_id: str
+    parent_resource_id: Optional[str] = None
+    created_at: str
+    updated_at: str
+
+
+class AuthorizationResourceList(WorkOSModel):
+    object: Literal["list"]
+    data: Sequence[AuthorizationResource]
+    list_metadata: "ListMetadata"
diff --git a/src/workos/types/authorization/role_assignment.py b/src/workos/types/authorization/role_assignment.py
new file mode 100644
index 00000000..13ecad94
--- /dev/null
+++ b/src/workos/types/authorization/role_assignment.py
@@ -0,0 +1,31 @@
+from typing import TYPE_CHECKING, Literal, Sequence
+
+from workos.types.workos_model import WorkOSModel
+
+if TYPE_CHECKING:
+    from workos.types.list_resource import ListMetadata
+
+
+class RoleAssignmentRole(WorkOSModel):
+    slug: str
+
+
+class RoleAssignmentResource(WorkOSModel):
+    id: str
+    external_id: str
+    resource_type_slug: str
+
+
+class RoleAssignment(WorkOSModel):
+    object: Literal["role_assignment"]
+    id: str
+    role: RoleAssignmentRole
+    resource: RoleAssignmentResource
+    created_at: str
+    updated_at: str
+
+
+class RoleAssignmentList(WorkOSModel):
+    object: Literal["list"]
+    data: Sequence[RoleAssignment]
+    list_metadata: "ListMetadata"
diff --git a/src/workos/types/list_metadata.py b/src/workos/types/list_metadata.py
new file mode 100644
index 00000000..43315678
--- /dev/null
+++ b/src/workos/types/list_metadata.py
@@ -0,0 +1,10 @@
+from pydantic import BaseModel
+from typing import Optional
+
+
+class ListAfterMetadata(BaseModel):
+    after: Optional[str] = None
+
+
+class ListMetadata(ListAfterMetadata):
+    before: Optional[str] = None
diff --git a/tests/utils/fixtures/mock_authorization_resource.py b/tests/utils/fixtures/mock_authorization_resource.py
new file mode 100644
index 00000000..1c25d35c
--- /dev/null
+++ b/tests/utils/fixtures/mock_authorization_resource.py
@@ -0,0 +1,28 @@
+from typing import Optional
+
+from workos.types.authorization.authorization_resource import AuthorizationResource
+
+
+class MockAuthorizationResource(AuthorizationResource):
+    def __init__(
+        self,
+        id: str = "authz_resource_01HXYZ123ABC456DEF789ABC",
+        external_id: str = "doc-456",
+        name: str = "Q4 Budget Report",
+        description: Optional[str] = "Financial report for Q4 2025",
+        resource_type_slug: str = "folder",
+        organization_id: str = "org_01HXYZ123ABC456DEF789ABC",
+        parent_resource_id: Optional[str] = None,
+    ):
+        super().__init__(
+            object="authorization_resource",
+            id=id,
+            external_id=external_id,
+            name=name,
+            description=description,
+            resource_type_slug=resource_type_slug,
+            organization_id=organization_id,
+            parent_resource_id=parent_resource_id,
+            created_at="2024-01-15T09:30:00.000Z",
+            updated_at="2024-01-15T09:30:00.000Z",
+        )
diff --git a/tests/utils/fixtures/mock_role_assignment.py b/tests/utils/fixtures/mock_role_assignment.py
new file mode 100644
index 00000000..addf5246
--- /dev/null
+++ b/tests/utils/fixtures/mock_role_assignment.py
@@ -0,0 +1,28 @@
+class MockRoleAssignment:
+    def __init__(
+        self,
+        id: str = "role_assignment_01HXYZ123ABC456DEF789ABC",
+        role_slug: str = "editor",
+        resource_id: str = "resource_01HXYZ123ABC456DEF789XYZ",
+        resource_external_id: str = "doc-123",
+        resource_type_slug: str = "document",
+    ):
+        self.id = id
+        self.role_slug = role_slug
+        self.resource_id = resource_id
+        self.resource_external_id = resource_external_id
+        self.resource_type_slug = resource_type_slug
+
+    def dict(self) -> dict:
+        return {
+            "object": "role_assignment",
+            "id": self.id,
+            "role": {"slug": self.role_slug},
+            "resource": {
+                "id": self.resource_id,
+                "external_id": self.resource_external_id,
+                "resource_type_slug": self.resource_type_slug,
+            },
+            "created_at": "2024-01-15T09:30:00.000Z",
+            "updated_at": "2024-01-15T09:30:00.000Z",
+        }