diff --git a/tools/compliance/policy/shareprivacyconflicts.go b/tools/compliance/policy/shareprivacyconflicts.go
new file mode 100644
index 0000000..dabdff5
--- /dev/null
+++ b/tools/compliance/policy/shareprivacyconflicts.go
@@ -0,0 +1,91 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package compliance
+
+import (
+	"fmt"
+)
+
+// SourceSharePrivacyConflict describes an individual conflict between a source-sharing
+// condition and a source privacy condition
+type SourceSharePrivacyConflict struct {
+	SourceNode       *TargetNode
+	ShareCondition   LicenseCondition
+	PrivacyCondition LicenseCondition
+}
+
+// Error returns a string describing the conflict.
+func (conflict SourceSharePrivacyConflict) Error() string {
+	return fmt.Sprintf("%s %s from %s and must share from %s %s\n",
+		conflict.SourceNode.name,
+		conflict.PrivacyCondition.name, conflict.PrivacyCondition.origin.name,
+		conflict.ShareCondition.name, conflict.ShareCondition.origin.name)
+}
+
+// IsEqualTo returns true when `conflict` and `other` describe the same conflict.
+func (conflict SourceSharePrivacyConflict) IsEqualTo(other SourceSharePrivacyConflict) bool {
+	return conflict.SourceNode.name == other.SourceNode.name &&
+		conflict.ShareCondition.name == other.ShareCondition.name &&
+		conflict.ShareCondition.origin.name == other.ShareCondition.origin.name &&
+		conflict.PrivacyCondition.name == other.PrivacyCondition.name &&
+		conflict.PrivacyCondition.origin.name == other.PrivacyCondition.origin.name
+}
+
+// ConflictingSharedPrivateSource lists all of the targets where conflicting conditions to
+// share the source and to keep the source private apply to the target.
+func ConflictingSharedPrivateSource(lg *LicenseGraph) []SourceSharePrivacyConflict {
+	// shareSource is the set of all source-sharing resolutions.
+	shareSource := ResolveSourceSharing(lg)
+	if shareSource.IsEmpty() {
+		return []SourceSharePrivacyConflict{}
+	}
+
+	// privateSource is the set of all source privacy resolutions.
+	privateSource := ResolveSourcePrivacy(lg)
+	if privateSource.IsEmpty() {
+		return []SourceSharePrivacyConflict{}
+	}
+
+	// combined is the combination of source-sharing and source privacy.
+	combined := JoinResolutionSets(shareSource, privateSource)
+
+	// size is the size of the result
+	size := 0
+	for _, actsOn := range combined.ActsOn() {
+		rl := combined.ResolutionsByActsOn(actsOn)
+		size += rl.CountConditionsByName(ImpliesShared) * rl.CountConditionsByName(ImpliesPrivate)
+	}
+	if size == 0 {
+		return []SourceSharePrivacyConflict{}
+	}
+	result := make([]SourceSharePrivacyConflict, 0, size)
+	for _, actsOn := range combined.ActsOn() {
+		rl := combined.ResolutionsByActsOn(actsOn)
+		if len(rl) == 0 {
+			continue
+		}
+
+		pconditions := rl.ByName(ImpliesPrivate).AllConditions().AsList()
+		ssconditions := rl.ByName(ImpliesShared).AllConditions().AsList()
+
+		// report all conflicting condition combinations
+		for _, p := range pconditions {
+			for _, ss := range ssconditions {
+				result = append(result, SourceSharePrivacyConflict{actsOn, ss, p})
+			}
+		}
+	}
+	return result
+}