diff --git a/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker.go b/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker.go
index 226ad413a..9c4ec0282 100644
--- a/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker.go
+++ b/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker.go
@@ -196,8 +196,8 @@ func (t *ReleaseTargetJobTracker) GetSuccessPercentage() float32 {
 
 	numRt := len(t.ReleaseTargets)
 	if numRt == 0 {
-		span.SetAttributes(attribute.Float64("success_percentage", 0.0))
-		return 0.0 // If no targets, consider it 100% successful
+		span.SetAttributes(attribute.Float64("success_percentage", 100.0))
+		return 100.0 // vacuous truth: 0/0 targets successful
 	}
 
 	// Build a set of release target keys for filtering
@@ -242,7 +242,7 @@ func (t *ReleaseTargetJobTracker) GetSuccessPercentageSatisfiedAt(
 	}
 	numRt := len(t.ReleaseTargets)
 	if numRt == 0 {
-		return time.Time{}
+		return t.Version.CreatedAt
 	}
 
 	// Build a set of release target keys for filtering
diff --git a/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker_test.go b/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker_test.go
index 71136c941..96e779a5e 100644
--- a/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker_test.go
+++ b/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/jobtracker_test.go
@@ -77,7 +77,13 @@ func TestReleaseTargetJobTracker_GetSuccessPercentage_NoTargets(t *testing.T) {
 	tracker := NewReleaseTargetJobTracker(ctx, mock, env, version, nil, false)
 
 	percentage := tracker.GetSuccessPercentage()
-	assert.InDelta(t, float32(0.0), percentage, 0, "expected 0%% success with no targets")
+	assert.InDelta(
+		t,
+		float32(100.0),
+		percentage,
+		0,
+		"expected 100%% success with no targets (vacuous truth)",
+	)
 }
 
 func TestReleaseTargetJobTracker_GetSuccessPercentage_WithSuccesses(t *testing.T) {
@@ -941,9 +947,14 @@ func TestReleaseTargetJobTracker_GetSuccessPercentageSatisfiedAt_NoReleaseTarget
 	tracker := NewReleaseTargetJobTracker(ctx, mock, env, version, nil, false)
 	tracker.ReleaseTargets = []oapi.ReleaseTarget{}
 
-	// With no release targets, should return zero time
+	// Vacuous truth: 0/0 targets successful is treated as 100% pass, satisfied at version creation.
 	satisfiedAt := tracker.GetSuccessPercentageSatisfiedAt(50.0)
-	assert.True(t, satisfiedAt.IsZero(), "expected zero satisfiedAt with no release targets")
+	assert.Equal(
+		t,
+		version.CreatedAt,
+		satisfiedAt,
+		"expected satisfiedAt to equal version.CreatedAt with no release targets",
+	)
 }
 
 func TestReleaseTargetJobTracker_GetSuccessPercentageSatisfiedAt_NoSuccessfulJobs(t *testing.T) {
diff --git a/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/passrate_test.go b/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/passrate_test.go
index baf708015..3552481bb 100644
--- a/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/passrate_test.go
+++ b/apps/workspace-engine/pkg/workspace/releasemanager/policy/evaluator/environmentprogression/passrate_test.go
@@ -461,9 +461,9 @@ func TestPassRateEvaluator_NoReleaseTargets(t *testing.T) {
 	}
 	result := eval.Evaluate(ctx, scope)
 
-	// With no release targets, success percentage is 0%
-	assert.False(t, result.Allowed, "expected denied with no release targets")
-	assert.Contains(t, result.Message, "Success rate 0.0% below required 50.0%")
+	// Vacuous truth: 0/0 release targets is treated as 100% pass rate.
+	assert.True(t, result.Allowed, "expected allowed with no release targets (vacuous truth)")
+	assert.Contains(t, result.Message, "Success rate 100.0% meets required 50.0%")
 }
 
 // TestPassRateEvaluator_CustomSuccessStatuses tests that custom success statuses can be used.