diff --git a/etl/hubspot/hubspot_deal_differ.py b/etl/hubspot/hubspot_deal_differ.py
index fbdc69b61..65e4cb056 100644
--- a/etl/hubspot/hubspot_deal_differ.py
+++ b/etl/hubspot/hubspot_deal_differ.py
@@ -220,6 +220,14 @@ class HubspotDealDiffer:
 
         return parse_hs_date(new_deal.get("expected_commencement_date")) is not None
 
+    @staticmethod
+    def check_for_abri_deal_abandonment(
+        new_deal: Dict[str, str],
+        new_project: Optional[ProjectData],
+        old_deal: HubspotDealData,
+    ) -> bool:
+        raise NotImplementedError
+
     @staticmethod
     def check_for_magicplan_trigger(
         new_deal: Dict[str, str], old_deal: HubspotDealData
diff --git a/etl/hubspot/tests/test_hubspot_deal_differ.py b/etl/hubspot/tests/test_hubspot_deal_differ.py
index 660481dd2..f5ddd7538 100644
--- a/etl/hubspot/tests/test_hubspot_deal_differ.py
+++ b/etl/hubspot/tests/test_hubspot_deal_differ.py
@@ -867,6 +867,40 @@ def test_abri_tenant_data_fetch__non_abri_project_id_with_abri_code__returns_fal
     assert result is False
 
 
+# ====================================
+# ABRI DEAL ABANDONMENT TRIGGER TESTS
+# ====================================
+
+
+def test_abri_deal_abandonment__third_attempt_with_negative_outcome__returns_true() -> (
+    None
+):
+    deal_id = uuid.uuid4()
+
+    # Arrange
+    old_deal = make_old_deal(
+        id=deal_id,
+        project_code="Abri Condition",
+        outcome=None,
+    )
+    new_deal = make_new_deal(
+        deal_id,
+        project_code="Abri Condition",
+        number_of_attempts="3",
+        outcome="No Answer",
+    )
+
+    # Act
+    result = HubspotDealDiffer.check_for_abri_deal_abandonment(
+        new_deal=new_deal,
+        new_project=None,
+        old_deal=old_deal,
+    )
+
+    # Assert
+    assert result is True
+
+
 # =======================
 # DB UPDATE TRIGGER TESTS
 # =======================