diff --git a/buildscripts/monitor_build_status/cli.py b/buildscripts/monitor_build_status/cli.py
index ce2015ef9fb..36cb551d437 100644
--- a/buildscripts/monitor_build_status/cli.py
+++ b/buildscripts/monitor_build_status/cli.py
@@ -218,7 +218,9 @@ class MonitorBuildStatusOrchestrator:
 
         for group_name in sorted(self.code_lockdown_config.get_all_group_names()):
             group_teams = self.code_lockdown_config.get_group_teams(group_name)
-            group_thresholds = notification_config.thresholds.group
+            group_thresholds = self.code_lockdown_config.get_group_thresholds(
+                group_name, notification_config.thresholds.group
+            )
             group_slack_tags = self.code_lockdown_config.get_group_slack_tags(group_name)
             _process_thresholds(
                 f"[Group] {group_name}",
diff --git a/buildscripts/monitor_build_status/code_lockdown_config.py b/buildscripts/monitor_build_status/code_lockdown_config.py
index 16a6531f562..dc1b2a91c41 100644
--- a/buildscripts/monitor_build_status/code_lockdown_config.py
+++ b/buildscripts/monitor_build_status/code_lockdown_config.py
@@ -60,6 +60,7 @@ class GroupConfig(BaseModel):
     name: str
     teams: list[str]
     slack_tags: Optional[list[str]]
+    thresholds: Optional[ThresholdOverride] = None
 
 
 class CodeLockdownConfig(BaseModel):
@@ -121,6 +122,22 @@ class CodeLockdownConfig(BaseModel):
 
         return []
 
+    def get_group_thresholds(self, group_name: str, defaults: IssueThresholds) -> IssueThresholds:
+        """
+        Get group thresholds (or defaults if none set)
+        """
+
+        for group in self.groups:
+            if group.name == group_name and group.thresholds:
+                thresholds = deepcopy(defaults)
+                if group.thresholds.hot is not None:
+                    thresholds.hot.count = group.thresholds.hot
+                if group.thresholds.cold is not None:
+                    thresholds.cold.count = group.thresholds.cold
+                return thresholds
+
+        return defaults
+
     def get_team_thresholds(self, team_name: str, defaults: IssueThresholds) -> IssueThresholds:
         """
         Get team thresholds (or defaults if none set)
diff --git a/buildscripts/tests/monitor_build_status/test_cli.py b/buildscripts/tests/monitor_build_status/test_cli.py
index 1b50f143dba..01c21a1a753 100644
--- a/buildscripts/tests/monitor_build_status/test_cli.py
+++ b/buildscripts/tests/monitor_build_status/test_cli.py
@@ -1,6 +1,21 @@
 import unittest
 
 import buildscripts.monitor_build_status.cli as under_test
+from buildscripts.monitor_build_status.code_lockdown_config import (
+    CodeLockdownConfig,
+    GroupConfig,
+    IssueThresholds,
+    JiraQueriesConfig,
+    NotificationsConfig,
+    ScopesConfig,
+    SlackConfig,
+    TeamConfig,
+    ThresholdConfig,
+    ThresholdOverride,
+    ThresholdsConfig,
+)
+from buildscripts.monitor_build_status.issue_report import IssueCategory, IssueReport
+from buildscripts.monitor_build_status.jira_service import IssueTuple
 
 
 class TestSummarize(unittest.TestCase):
@@ -109,5 +124,97 @@ class TestSummarize(unittest.TestCase):
         self.assertEqual(summary, expected_summary)
 
 
+def _make_notification_config(group_hot: int = 20, group_cold: int = 16) -> NotificationsConfig:
+    return NotificationsConfig(
+        scopes=[ScopesConfig(name="test", jira_queries=JiraQueriesConfig(hot="", cold=""))],
+        thresholds=ThresholdsConfig(
+            overall=IssueThresholds(
+                hot=ThresholdConfig(count=110, grace_period_days=0),
+                cold=ThresholdConfig(count=80, grace_period_days=0),
+            ),
+            group=IssueThresholds(
+                hot=ThresholdConfig(count=group_hot, grace_period_days=0),
+                cold=ThresholdConfig(count=group_cold, grace_period_days=0),
+            ),
+            team=IssueThresholds(
+                hot=ThresholdConfig(count=5, grace_period_days=0),
+                cold=ThresholdConfig(count=6, grace_period_days=0),
+            ),
+        ),
+        slack=SlackConfig(overall_scope_tags=[], message_footer=""),
+    )
+
+
+def _make_issue(key: str, team: str) -> IssueTuple:
+    return IssueTuple(key=key, assigned_team=team, team_assignment_duration_hours=999)
+
+
+class TestGetIssueCountsStatusGroupThreshold(unittest.TestCase):
+    def _run(
+        self,
+        config: CodeLockdownConfig,
+        report: IssueReport,
+        notification_config: NotificationsConfig,
+    ):
+        orchestrator = under_test.MonitorBuildStatusOrchestrator(
+            jira_service=None,
+            code_lockdown_config=config,
+            slack_webhook_url=None,
+        )
+        _, percentages, _ = orchestrator._get_issue_counts_status(
+            "test", report, notification_config
+        )
+        return percentages
+
+    def test_group_override_used_for_percentage_calculation(self):
+        # DTA group has override hot=50; 25 hot issues → 50%, not 125% (which would be 25/20)
+        config = CodeLockdownConfig(
+            notifications=[],
+            teams=[TeamConfig(name="Replication", slack_tags=None, thresholds=None)],
+            groups=[
+                GroupConfig(
+                    name="DTA",
+                    teams=["Replication"],
+                    slack_tags=None,
+                    thresholds=ThresholdOverride(hot=50, cold=25),
+                )
+            ],
+        )
+        report = IssueReport.empty()
+        for i in range(25):
+            report.add_issue(IssueCategory.HOT, _make_issue(f"BF-{i}", "Replication"))
+
+        percentages = self._run(config, report, _make_notification_config())
+
+        group_key = next(k for k in percentages if "[Group] DTA" in k)
+        hot_pct, cold_pct = percentages[group_key]
+        self.assertEqual(hot_pct, 50.0)  # 25/50 * 100
+        self.assertEqual(cold_pct, 0.0)
+
+    def test_group_without_override_uses_default(self):
+        # Group has no override; 25 hot issues against default hot=20 → 125%
+        config = CodeLockdownConfig(
+            notifications=[],
+            teams=[TeamConfig(name="Query Execution", slack_tags=None, thresholds=None)],
+            groups=[
+                GroupConfig(
+                    name="Query",
+                    teams=["Query Execution"],
+                    slack_tags=None,
+                    thresholds=None,
+                )
+            ],
+        )
+        report = IssueReport.empty()
+        for i in range(25):
+            report.add_issue(IssueCategory.HOT, _make_issue(f"BF-{i}", "Query Execution"))
+
+        percentages = self._run(config, report, _make_notification_config(group_hot=20))
+
+        group_key = next(k for k in percentages if "[Group] Query" in k)
+        hot_pct, _ = percentages[group_key]
+        self.assertEqual(hot_pct, 125.0)  # 25/20 * 100
+
+
 if __name__ == "__main__":
     unittest.main()
diff --git a/etc/code_lockdown.yml b/etc/code_lockdown.yml
index e0b8272bd25..8c2ce8a6b29 100644
--- a/etc/code_lockdown.yml
+++ b/etc/code_lockdown.yml
@@ -110,6 +110,9 @@ groups:
       - "<@U0V2RMB1N>" # judah.schvimer@mongodb.com - Director
       - "<@U01ALSK50HH>" # sergi.mateo-bellido@mongodb.com - Director
   - name: "Durable Transactions & Availability"
+    thresholds:
+      hot: 50
+      cold: 25
     teams:
       - "RSSD"
       - "Replication"