diff --git a/kibot/out_base.py b/kibot/out_base.py
index b11d5ad0..382d80a9 100644
--- a/kibot/out_base.py
+++ b/kibot/out_base.py
@@ -721,10 +721,29 @@ class VariantOptions(BaseOptions):
             with NamedTemporaryFile(mode='w', suffix='.kicad_pcb', delete=False) as f:
                 pcb_file = f.name
             GS.board.Save(pcb_file)
+            if self._comps:
+                # Memorize the used modules
+                old_modules = {m.GetReference() for m in GS.get_modules()}
             # Now do the separation
             self._sub_pcb.load_board(pcb_file, dest)
             # Remove the temporal PCB
             os.remove(pcb_file)
+            # Compute the modules we removed
+            self._excl_by_sub_pcb = set()
+            # Now reflect it in the list of components
+            if self._comps:
+                logger.debug('Removing components outside the sub-PCB')
+                # Memorize the used modules
+                new_modules = {m.GetReference() for m in GS.get_modules()}
+                diff = old_modules - new_modules
+                logger.debugl(3, diff)
+                # Exclude them from _comps
+                for c in diff:
+                    cmp = self.comps_hash[c]
+                    if cmp.included:
+                        cmp.included = False
+                        self._excl_by_sub_pcb.add(c)
+                        logger.debugl(2, '- Removing '+c)
 
     def will_filter_pcb_components(self):
         """ True if we will apply filters/variants """
@@ -763,6 +782,8 @@ class VariantOptions(BaseOptions):
             # Undo the sub-PCB: just reload the PCB
             GS.board = None
             load_board()
+            for c in self._excl_by_sub_pcb:
+                self.comps_hash[c].included = True
             return
         if do_2D:
             self.uncross_modules(board, self.comps_hash)
diff --git a/kibot/out_position.py b/kibot/out_position.py
index 7cd61928..85ef8946 100644
--- a/kibot/out_position.py
+++ b/kibot/out_position.py
@@ -222,6 +222,7 @@ class PositionOptions(VariantOptions):
 
     def run(self, fname):
         super().run(fname)
+        self.filter_pcb_components(GS.board)
         output_dir = os.path.dirname(fname)
         columns = self.columns.values()
         conv = GS.unit_name_to_scale_factor(self.units)
@@ -303,6 +304,7 @@ class PositionOptions(VariantOptions):
             self._do_position_plot_ascii(output_dir, columns, modules, maxlengths, modules_side)
         else:  # if self.format == 'CSV':
             self._do_position_plot_csv(output_dir, columns, modules, modules_side)
+        self.unfilter_pcb_components(GS.board)
 
 
 @output_class
diff --git a/tests/yaml_samples/position_sub_pcb_bp.kibot.yaml b/tests/yaml_samples/position_sub_pcb_bp.kibot.yaml
new file mode 100644
index 00000000..25295ded
--- /dev/null
+++ b/tests/yaml_samples/position_sub_pcb_bp.kibot.yaml
@@ -0,0 +1,18 @@
+# Example KiBot config file for a basic 2-layer board
+kibot:
+  version: 1
+
+import:
+  - file: battery_pack_sub_pcbs.kibot.yaml
+
+outputs:
+
+  - name: 'position'
+    comment: "Pick and place file"
+    type: position
+    dir: positiondir
+    options:
+      format: ASCII   # CSV or ASCII format
+      units: millimeters  # millimeters or inches
+      separate_files_for_front_and_back: false
+      only_smd: false