diff --git a/etl/hubspot/tests/test_abri_flow_triggers.py b/etl/hubspot/tests/test_abri_flow_triggers.py
index d7a3adfd2..37f4b5e1b 100644
--- a/etl/hubspot/tests/test_abri_flow_triggers.py
+++ b/etl/hubspot/tests/test_abri_flow_triggers.py
@@ -227,14 +227,17 @@ def test_the_message_carries_the_deals_third_party_surveyor_identifier() -> None
     assert message["third_party_surveyor_identifier"] == "THIRDPARTY"
 
 
-def test_a_changed_confirmed_survey_date_builds_an_amend_job_message() -> None:
-    # Arrange
+def test_a_changed_survey_date_on_a_complete_booking_builds_an_amend_job_message() -> None:
+    # Arrange: a complete booking (date + surveyor) whose date moves.
     old_deal = make_old_deal(
         project_code=ABRI_PROJECT_CODE,
         confirmed_survey_date=datetime(2026, 6, 18, tzinfo=timezone.utc),
+        third_party_surveyor_identifier="THIRDPARTY",
     )
     new_deal = make_new_deal(
-        confirmed_survey_date="2026-06-24", confirmed_survey_time="14:30"
+        confirmed_survey_date="2026-06-24",
+        confirmed_survey_time="14:30",
+        third_party_surveyor_identifier="THIRDPARTY",
     )
 
     # Act
@@ -252,6 +255,62 @@ def test_a_changed_confirmed_survey_date_builds_an_amend_job_message() -> None:
     assert message["confirmed_survey_date"] == "2026-06-24"
 
 
+def test_log_takes_precedence_over_amend_on_the_pair_completing_scrape() -> None:
+    # Arrange: the surveyor lands to complete the pair on a deal with no Job
+    # Number. The surveyor change would otherwise read as an amend, but the
+    # pair-completing scrape must log, not amend.
+    old_deal = make_old_deal(
+        project_code=ABRI_PROJECT_CODE,
+        confirmed_survey_date=datetime(2026, 6, 24, tzinfo=timezone.utc),
+        confirmed_survey_time="14:30",
+        third_party_surveyor_identifier=None,
+    )
+    new_deal = make_new_deal(
+        confirmed_survey_date="2026-06-24",
+        confirmed_survey_time="14:30",
+        third_party_surveyor_identifier="THIRDPARTY",
+    )
+
+    # Act
+    message = HubspotDealDiffer.check_abri_triggers_and_construct_message(
+        hubspot_deal_id=DEAL_ID,
+        new_deal=new_deal,
+        new_project=None,
+        new_listing=LISTING,
+        old_deal=old_deal,
+    )
+
+    # Assert
+    assert message is not None
+    assert message["flows"] == ["log_job"]
+
+
+def test_a_date_change_on_an_incomplete_pair_does_not_amend() -> None:
+    # Arrange: the date moves while no surveyor is set — there is no complete
+    # booking to amend, so nothing fires until the pair completes.
+    old_deal = make_old_deal(
+        project_code=ABRI_PROJECT_CODE,
+        confirmed_survey_date=datetime(2026, 6, 18, tzinfo=timezone.utc),
+        third_party_surveyor_identifier=None,
+    )
+    new_deal = make_new_deal(
+        confirmed_survey_date="2026-06-24",
+        third_party_surveyor_identifier="",
+    )
+
+    # Act
+    message = HubspotDealDiffer.check_abri_triggers_and_construct_message(
+        hubspot_deal_id=DEAL_ID,
+        new_deal=new_deal,
+        new_project=None,
+        new_listing=LISTING,
+        old_deal=old_deal,
+    )
+
+    # Assert
+    assert message is None
+
+
 def test_a_changed_surveyor_on_a_booked_deal_builds_an_amend_job_message() -> None:
     # Arrange: booking exists; only the surveyor changes.
     old_deal = make_old_deal(