diff --git a/pyproject.toml b/pyproject.toml
index 2bd6b6c3ea..e5dc3d25c5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,6 +66,7 @@ select = [
     "RUF015",      # next() > list_comprehension[0]
     "RUF022",      # sort __all__
     "I",           # import sorting
+    "unused-noqa",
 ]
 ignore = [
     "FA100", # Conflicts with Blender using annotations for props definitions.
diff --git a/src/bonsai/bonsai/bim/module/clip_box/face_quad.py b/src/bonsai/bonsai/bim/module/clip_box/face_quad.py
index 70639881d5..193c1104ee 100644
--- a/src/bonsai/bonsai/bim/module/clip_box/face_quad.py
+++ b/src/bonsai/bonsai/bim/module/clip_box/face_quad.py
@@ -516,7 +516,7 @@ def _world_segment_to_screen_pixels(
 # ---------------------------------------------------------------------------
 
 
-class BIM_GT_box_face_quad(bpy.types.Gizmo):  # noqa: N801 — Blender bl_idname convention
+class BIM_GT_box_face_quad(bpy.types.Gizmo):
     """Near-invisible face-quad click target with drag-to-resize modal.
 
     Geometry: a unit quad in the local XY plane at z=0. The adapter
@@ -620,7 +620,7 @@ class BIM_GT_box_face_quad(bpy.types.Gizmo):  # noqa: N801 — Blender bl_idname
         return {"RUNNING_MODAL"}
 
 
-class BIM_GT_box_face_outline(bpy.types.Gizmo):  # noqa: N801 — Blender bl_idname convention
+class BIM_GT_box_face_outline(bpy.types.Gizmo):
     """Thin non-interactive colored edge outline for one face.
 
     Drawn as 4 line segments in the face plane. The layout helper
diff --git a/src/bonsai/bonsai/bim/module/clip_box/gizmos.py b/src/bonsai/bonsai/bim/module/clip_box/gizmos.py
index 24d72f7b5c..e4ee1cfa64 100644
--- a/src/bonsai/bonsai/bim/module/clip_box/gizmos.py
+++ b/src/bonsai/bonsai/bim/module/clip_box/gizmos.py
@@ -160,7 +160,7 @@ def _make_face_set_cb(gz: Any, group: Any, axis: int, is_max: bool):
     return setter
 
 
-class OBJECT_GGT_bim_clip_box(bpy.types.GizmoGroup):  # noqa: N801 — Blender bl_idname convention
+class OBJECT_GGT_bim_clip_box(bpy.types.GizmoGroup):
     """Face-quad resize handles on the active clip box.
 
     Renders six near-invisible click-target quads and six colored edge
diff --git a/src/bonsai/bonsai/bim/module/drawing/gizmos.py b/src/bonsai/bonsai/bim/module/drawing/gizmos.py
index 53a4c8328e..17a86d3d04 100644
--- a/src/bonsai/bonsai/bim/module/drawing/gizmos.py
+++ b/src/bonsai/bonsai/bim/module/drawing/gizmos.py
@@ -5660,7 +5660,7 @@ class BaseParametricGizmoGroup:
         """
         return 0.0
 
-    def _update_view_dependent_dimensions(self, context: bpy.types.Context, mw: Matrix, props) -> None:  # noqa: ARG002
+    def _update_view_dependent_dimensions(self, context: bpy.types.Context, mw: Matrix, props) -> None:
         """Update overall_width, overall_height, and lining_offset based on view direction.
 
         This base implementation handles the common pattern for door/window gizmos.
@@ -5837,7 +5837,7 @@ class BaseParametricGizmoGroup:
         self.update_dimension_gizmos(mw, props)
         self._refresh_element_specific(context, mw, props)
 
-    def _refresh_element_specific(self, context: bpy.types.Context, mw: "Matrix", props) -> None:  # noqa: ARG002
+    def _refresh_element_specific(self, context: bpy.types.Context, mw: "Matrix", props) -> None:
         """Override for element-specific refresh logic.
 
         Called from both refresh() (on state change) and draw_prepare() (per frame),
@@ -6344,7 +6344,7 @@ class BaseParametricGizmoGroup:
         """
         return (0.0, 0.0)
 
-    def get_icon_y_offset(self, context: bpy.types.Context, mw: Matrix) -> float:  # noqa: ARG002
+    def get_icon_y_offset(self, context: bpy.types.Context, mw: Matrix) -> float:
         """Get Y offset for icons based on view direction.
 
         Uses get_icon_y_extent() to determine how far to offset icons based on
@@ -6546,9 +6546,7 @@ class BaseParametricGizmoGroup:
 
         self._refresh_element_specific(context, mw, props)
 
-    def _update_dimension_gizmo_positions(
-        self, context: bpy.types.Context, mw: "Matrix", props  # noqa: ARG002
-    ) -> None:
+    def _update_dimension_gizmo_positions(self, context: bpy.types.Context, mw: "Matrix", props) -> None:
         """Update dimension gizmo positions based on view direction.
 
         Override this method in subclasses to implement view-dependent
diff --git a/src/bonsai/bonsai/bim/module/model/door.py b/src/bonsai/bonsai/bim/module/model/door.py
index ba27524007..5041f5045b 100644
--- a/src/bonsai/bonsai/bim/module/model/door.py
+++ b/src/bonsai/bonsai/bim/module/model/door.py
@@ -560,7 +560,7 @@ class AddDoor(bpy.types.Operator, tool.Ifc.Operator):
         )
         update_door_modifier_representation(obj)
 
-    def _execute(self, context: bpy.types.Context) -> set[str]:  # noqa: ARG002
+    def _execute(self, context: bpy.types.Context) -> set[str]:
         for obj in tool.Blender.get_selected_objects():
             if not tool.Blender.Modifier.is_eligible_for_door_modifier(obj):
                 continue
@@ -638,7 +638,7 @@ class RemoveDoor(bpy.types.Operator, tool.Ifc.Operator):
         pset = tool.Pset.get_element_pset(element, "BBIM_Door")
         ifcopenshell.api.pset.remove_pset(tool.Ifc.get(), product=element, pset=pset)
 
-    def _execute(self, context: bpy.types.Context) -> set[str]:  # noqa: ARG002
+    def _execute(self, context: bpy.types.Context) -> set[str]:
         for obj in tool.Blender.get_selected_objects():
             self.remove_door_on_object(obj)
         return {"FINISHED"}
@@ -683,7 +683,7 @@ class ToggleDoorSwing(bpy.types.Operator, tool.Ifc.Operator):
             return True
         return False
 
-    def _execute(self, context: bpy.types.Context) -> set[str]:  # noqa: ARG002
+    def _execute(self, context: bpy.types.Context) -> set[str]:
         obj = tool.Blender.get_active_object()
         if not obj:
             return {"CANCELLED"}
@@ -909,9 +909,7 @@ class GizmoDoorEdition(bpy.types.GizmoGroup, gizmo.BaseParametricGizmoGroup):
             setattr(self, f"gizmo_swing_arc_{cfg.name}", main)
             setattr(self, f"gizmo_swing_arc_{cfg.name}_flip", flip)
 
-    def _refresh_element_specific(
-        self, context: bpy.types.Context, mw: Matrix, props: "BIMDoorProperties"  # noqa: ARG002
-    ) -> None:
+    def _refresh_element_specific(self, context: bpy.types.Context, mw: Matrix, props: "BIMDoorProperties") -> None:
         """Update door-specific swing arc gizmos."""
         self.update_swing_gizmos(mw, props)
 
diff --git a/src/bonsai/bonsai/bim/module/model/roof.py b/src/bonsai/bonsai/bim/module/model/roof.py
index 823f95a8e1..f4835a7829 100644
--- a/src/bonsai/bonsai/bim/module/model/roof.py
+++ b/src/bonsai/bonsai/bim/module/model/roof.py
@@ -765,7 +765,7 @@ class GizmoRoofEdition(bpy.types.GizmoGroup, gizmo.BaseParametricGizmoGroup):
     def is_element_type(cls, element: ifcopenshell.entity_instance) -> bool:
         return tool.Parametric.is_roof(element)
 
-    def _update_dimension_gizmo_positions(self, context: bpy.types.Context, mw, props) -> None:  # noqa: ARG002
+    def _update_dimension_gizmo_positions(self, context: bpy.types.Context, mw, props) -> None:
         """Anchor every dimension gizmo at the object origin. Each gizmo's
         declared axis (height/slope along +Z, thickness along -Z) separates
         them in 3D so they don't visually collide despite sharing a
@@ -776,7 +776,7 @@ class GizmoRoofEdition(bpy.types.GizmoGroup, gizmo.BaseParametricGizmoGroup):
         self.set_dimension_gizmo_position("angle", mw, origin, (0, 0, 1))
         self.set_dimension_gizmo_position("roof_thickness", mw, origin, (0, 0, -1))
 
-    def get_element_height(self, props) -> float:  # noqa: ARG002
+    def get_element_height(self, props) -> float:
         """Object-local Z of the mesh's topmost vertex, so the pen / validate /
         cancel / cycle row anchors visibly above sloped or stepped roof
         bodies rather than at the parametric ``props.height`` which may not
diff --git a/src/bonsai/bonsai/bim/module/model/stair.py b/src/bonsai/bonsai/bim/module/model/stair.py
index 70295d6e72..e13c823f6f 100644
--- a/src/bonsai/bonsai/bim/module/model/stair.py
+++ b/src/bonsai/bonsai/bim/module/model/stair.py
@@ -405,7 +405,7 @@ class SetStairTreads(bpy.types.Operator):
     bl_label = "Set Number of Treads"
     bl_options = {"REGISTER", "UNDO", "INTERNAL"}
 
-    def invoke(self, context: bpy.types.Context, event: bpy.types.Event) -> set[str]:  # noqa: ARG002
+    def invoke(self, context: bpy.types.Context, event: bpy.types.Event) -> set[str]:
         obj = context.active_object
         if not obj:
             return {"CANCELLED"}
@@ -658,9 +658,7 @@ class GizmoStairEdition(bpy.types.GizmoGroup, gizmo.BaseParametricGizmoGroup):
         self.tread_count_label_gizmo.alpha = 0.8
         self.tread_count_label_gizmo.target_set_operator("bim.input_stair_treads")
 
-    def _refresh_element_specific(
-        self, context: bpy.types.Context, mw: Matrix, props: "BIMStairProperties"  # noqa: ARG002
-    ) -> None:
+    def _refresh_element_specific(self, context: bpy.types.Context, mw: Matrix, props: "BIMStairProperties") -> None:
         """Update stair-specific lock and tread count gizmos. Lock positioning is
         handled per-frame in the dimension-positioning hook."""
         self.update_lock_gizmo(props)
@@ -707,7 +705,7 @@ class GizmoStairEdition(bpy.types.GizmoGroup, gizmo.BaseParametricGizmoGroup):
             self.update_gizmo_visibility(self.tread_count_label_gizmo, props.is_editing)
 
     def _update_dimension_gizmo_positions(
-        self, context: bpy.types.Context, mw: Matrix, props: "BIMStairProperties"  # noqa: ARG002
+        self, context: bpy.types.Context, mw: Matrix, props: "BIMStairProperties"
     ) -> None:
         """Update dimension gizmo positions based on camera view direction."""
         viewing_from_negative_y, viewing_from_negative_x = self._frame_view_dir
diff --git a/src/bonsai/bonsai/bim/module/model/wall.py b/src/bonsai/bonsai/bim/module/model/wall.py
index 5b73f5641b..a70997774d 100644
--- a/src/bonsai/bonsai/bim/module/model/wall.py
+++ b/src/bonsai/bonsai/bim/module/model/wall.py
@@ -2174,7 +2174,7 @@ class GizmoWallEdition(bpy.types.GizmoGroup, gizmo.BaseParametricGizmoGroup):
         return (far, near)
 
     def _update_dimension_gizmo_positions(
-        self, context: bpy.types.Context, mw: Matrix, props: "BIMWallProperties"  # noqa: ARG002
+        self, context: bpy.types.Context, mw: Matrix, props: "BIMWallProperties"
     ) -> None:
         """Re-position length / height / height_end dimensions to the camera-facing
         Y-side of the wall every frame. Mirrors the door & stair pattern: when the
@@ -2530,7 +2530,7 @@ def _perpendicular_wall_params(
     return clamped_x, abs(cursor_local_y), side_sign
 
 
-def _commit_pending_wall_edits_for_selection(context: bpy.types.Context) -> None:  # noqa: ARG001
+def _commit_pending_wall_edits_for_selection(context: bpy.types.Context) -> None:
     """Thin wall-scoped alias for ``tool.Parametric.commit_pending_edits_for_selection``.
 
     Encapsulates the ``names=("wall",)`` filter so the registry name is
diff --git a/src/bonsai/bonsai/bim/module/model/window.py b/src/bonsai/bonsai/bim/module/model/window.py
index 5b470fc8e5..0ba1631d41 100644
--- a/src/bonsai/bonsai/bim/module/model/window.py
+++ b/src/bonsai/bonsai/bim/module/model/window.py
@@ -538,7 +538,7 @@ class RemoveWindow(bpy.types.Operator, tool.Ifc.Operator):
     bl_label = "Remove Window"
     bl_options = {"REGISTER"}
 
-    def _execute(self, context: bpy.types.Context) -> set[str]:  # noqa: ARG002
+    def _execute(self, context: bpy.types.Context) -> set[str]:
         obj = context.active_object
         assert obj
         element = tool.Ifc.get_entity(obj)
diff --git a/src/bonsai/bonsai/bim/parametric_lifecycle.py b/src/bonsai/bonsai/bim/parametric_lifecycle.py
index 015a183377..832de66afc 100644
--- a/src/bonsai/bonsai/bim/parametric_lifecycle.py
+++ b/src/bonsai/bonsai/bim/parametric_lifecycle.py
@@ -558,7 +558,7 @@ class IntegerInputDialogMixin:
             return None
         return props
 
-    def invoke(self, context: bpy.types.Context, event: bpy.types.Event) -> set[str]:  # noqa: ARG002
+    def invoke(self, context: bpy.types.Context, event: bpy.types.Event) -> set[str]:
         props = self._resolve_props(context)
         if props is None:
             return {"CANCELLED"}
diff --git a/src/bonsai/test/bim/module/drawing/test_gizmos.py b/src/bonsai/test/bim/module/drawing/test_gizmos.py
index 18f640549b..c373ddfe42 100644
--- a/src/bonsai/test/bim/module/drawing/test_gizmos.py
+++ b/src/bonsai/test/bim/module/drawing/test_gizmos.py
@@ -45,14 +45,14 @@ def test_text_formatter_defaults_to_none():
 
 
 def test_text_formatter_field_stores_callable():
-    formatter = lambda props, value: f"{value:.2f}m"  # noqa: E731
+    formatter = lambda props, value: f"{value:.2f}m"
     config = DimensionGizmoConfig(attr_name="length", axis=(1, 0, 0), text_formatter=formatter)
     assert config.text_formatter is not None
     assert callable(config.text_formatter)
 
 
 def test_text_formatter_receives_props_and_value():
-    formatter = lambda props, value: f"{props.label}={value}"  # noqa: E731
+    formatter = lambda props, value: f"{props.label}={value}"
     config = DimensionGizmoConfig(attr_name="length", axis=(1, 0, 0), text_formatter=formatter)
     props = SimpleNamespace(label="L")
     assert config.text_formatter(props, 3.14) == "L=3.14"
diff --git a/src/bonsai/test/bim/module/model/test_transform_modal_gate.py b/src/bonsai/test/bim/module/model/test_transform_modal_gate.py
index 139af4cdc0..3f55e6ea7a 100644
--- a/src/bonsai/test/bim/module/model/test_transform_modal_gate.py
+++ b/src/bonsai/test/bim/module/model/test_transform_modal_gate.py
@@ -104,7 +104,7 @@ class TestParametricGizmoPollsHideDuringTransformModal:
                     continue
                 try:
                     result = poll(bpy.context)
-                except Exception as exc:  # noqa: BLE001
+                except Exception as exc:
                     offenders.append((name, f"poll raised: {type(exc).__name__}: {exc}"))
                     continue
                 if result:
diff --git a/src/bonsai/test/bim/module/model/test_wall_gizmo_poll_gate.py b/src/bonsai/test/bim/module/model/test_wall_gizmo_poll_gate.py
index 048b04c54b..ff3508cc32 100644
--- a/src/bonsai/test/bim/module/model/test_wall_gizmo_poll_gate.py
+++ b/src/bonsai/test/bim/module/model/test_wall_gizmo_poll_gate.py
@@ -98,7 +98,7 @@ class TestWallGizmoGroupsHideDuringPreview:
                     continue
                 try:
                     result = poll(bpy.context)
-                except Exception as exc:  # noqa: BLE001
+                except Exception as exc:
                     offenders.append((name, f"poll raised: {type(exc).__name__}: {exc}"))
                     continue
                 if result:
diff --git a/src/bonsai/test/bim/module/model/test_wall_gizmos_array_children.py b/src/bonsai/test/bim/module/model/test_wall_gizmos_array_children.py
index 81f5ef5b15..96b62ed627 100644
--- a/src/bonsai/test/bim/module/model/test_wall_gizmos_array_children.py
+++ b/src/bonsai/test/bim/module/model/test_wall_gizmos_array_children.py
@@ -119,7 +119,7 @@ class TestWallGizmoGroupsHideOnArrayChildSelection:
                     for name, cls in groups:
                         try:
                             result = cls.poll(bpy.context)
-                        except Exception as exc:  # noqa: BLE001
+                        except Exception as exc:
                             offenders.append((name, f"poll raised: {type(exc).__name__}: {exc}"))
                             continue
                         if result:
@@ -159,7 +159,7 @@ class TestWallOperatorsRejectArrayChildSelection:
                     for name, cls in ops:
                         try:
                             result = cls.poll(bpy.context)
-                        except Exception as exc:  # noqa: BLE001
+                        except Exception as exc:
                             offenders.append((name, f"poll raised: {type(exc).__name__}: {exc}"))
                             continue
                         if result:
diff --git a/src/ifcmcp/ifcmcp/__main__.py b/src/ifcmcp/ifcmcp/__main__.py
index da3f1deab7..5e90580567 100644
--- a/src/ifcmcp/ifcmcp/__main__.py
+++ b/src/ifcmcp/ifcmcp/__main__.py
@@ -1,5 +1,6 @@
 # This file was generated with the assistance of an AI coding tool.
 import argparse
+import importlib.util
 
 from ifcmcp import __version__
 
@@ -27,9 +28,7 @@ def main():
 
     args = parser.parse_args()
 
-    try:
-        from mcp.server.fastmcp import FastMCP  # noqa: F401
-    except ImportError:
+    if importlib.util.find_spec("mcp.server.fastmcp") is None:
         import sys
 
         print(
diff --git a/src/ifcmcp/ifcmcp/core.py b/src/ifcmcp/ifcmcp/core.py
index a5a44bb26e..3f759607f3 100644
--- a/src/ifcmcp/ifcmcp/core.py
+++ b/src/ifcmcp/ifcmcp/core.py
@@ -3,7 +3,7 @@ from __future__ import annotations
 
 # inside ifcmcp/core.py
 import json
-from collections.abc import Callable  # noqa: F401 — Callable used in helpers below
+from collections.abc import Callable
 from dataclasses import dataclass
 from typing import Any
 
diff --git a/src/ifcopenshell-python/ifcopenshell/util/scripts/sync_stub.py b/src/ifcopenshell-python/ifcopenshell/util/scripts/sync_stub.py
index 02ca02dece..891c2a3fe0 100644
--- a/src/ifcopenshell-python/ifcopenshell/util/scripts/sync_stub.py
+++ b/src/ifcopenshell-python/ifcopenshell/util/scripts/sync_stub.py
@@ -81,7 +81,7 @@ from pathlib import Path
 from typing import Optional, Union
 
 sys.path.insert(0, str(Path(__file__).parent))
-from validate_stub import SubnameType, get_function_node_name, get_names_tree  # noqa: E402
+from validate_stub import SubnameType, get_function_node_name, get_names_tree
 
 LICENSE_HEADER_START = "# IfcOpenShell - IFC toolkit and geometry engine"
 
diff --git a/src/ifcquery/tests/test_plot.py b/src/ifcquery/tests/test_plot.py
index 4c003ab946..a71b2cd909 100644
--- a/src/ifcquery/tests/test_plot.py
+++ b/src/ifcquery/tests/test_plot.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import base64
+import importlib.util
 import os
 import subprocess
 import sys
@@ -19,19 +20,9 @@ import pytest
 
 from ifcquery.plot import _highlight_css_from_ids, plot
 
-try:
-    import ifcopenshell.draw  # noqa: F401
+HAS_DRAW = importlib.util.find_spec("ifcopenshell.draw") is not None
 
-    HAS_DRAW = True
-except ImportError:
-    HAS_DRAW = False
-
-try:
-    import cairosvg  # noqa: F401
-
-    HAS_CAIROSVG = True
-except ImportError:
-    HAS_CAIROSVG = False
+HAS_CAIROSVG = importlib.util.find_spec("cairosvg") is not None
 
 pytestmark = pytest.mark.skipif(not HAS_DRAW, reason="ifcopenshell.draw not available")
 
diff --git a/src/ifcquery/tests/test_render.py b/src/ifcquery/tests/test_render.py
index 28d83a6b68..6ba786b375 100644
--- a/src/ifcquery/tests/test_render.py
+++ b/src/ifcquery/tests/test_render.py
@@ -20,7 +20,7 @@ import pytest
 from ifcquery.render import _make_profile_occurrence, _make_type_occurrence, render
 
 try:
-    import pyvista  # noqa: F401
+    import pyvista
 
     HAS_PYVISTA = True
 except ImportError: