diff --git a/tests/backend/app/modelling/test_property_filters.py b/tests/backend/app/modelling/test_property_filters.py
index 7f4a0f255..b7d029368 100644
--- a/tests/backend/app/modelling/test_property_filters.py
+++ b/tests/backend/app/modelling/test_property_filters.py
@@ -287,6 +287,30 @@ def test_built_form_filter_resolves_with_the_same_precedence(
     assert [p.property_id for p in resolved] == [overridden, mid_terrace]
 
 
+def test_filters_combine_with_and(db_engine: Engine) -> None:
+    # arrange — right postcode + right type, right postcode + wrong type,
+    # wrong postcode + right type
+    with Session(db_engine) as session:
+        match = _seed_property(session, portfolio_id=814, postcode="B93 8SU")
+        _seed_epc(session, property_id=match, property_type="House")
+        wrong_type = _seed_property(session, portfolio_id=814, postcode="B93 8SU")
+        _seed_epc(session, property_id=wrong_type, property_type="Flat")
+        wrong_postcode = _seed_property(session, portfolio_id=814, postcode="M20 4TF")
+        _seed_epc(session, property_id=wrong_postcode, property_type="House")
+
+        # act
+        resolved = resolve_filtered_property_ids(
+            session,
+            portfolio_id=814,
+            filters=PropertyGroupFilters(
+                postcodes=["B93 8SU"], property_types=["House"]
+            ),
+        )
+
+    # assert
+    assert [p.property_id for p in resolved] == [match]
+
+
 def test_postcode_filter_matches_exactly(db_engine: Engine) -> None:
     # arrange
     with Session(db_engine) as session: