diff --git a/frontend/packages/policy-editor/src/PolicyEditor.tsx b/frontend/packages/policy-editor/src/PolicyEditor.tsx
index 87657cb9c08..a5ba826111c 100644
--- a/frontend/packages/policy-editor/src/PolicyEditor.tsx
+++ b/frontend/packages/policy-editor/src/PolicyEditor.tsx
@@ -178,7 +178,6 @@ export const PolicyEditor = ({
     const policyEditorRules: PolicyRule[] = rules.map((pr) =>
       mapPolicyRuleToPolicyRuleBackendObject(
         subjects,
-        actions,
         pr,
         `${resourceType}:${usageType === 'app' ? 'example' : resourceId}:ruleid:${pr.ruleId}`, // TODO - find out if ID should be hardcoded. Issue: #10893
       ),
diff --git a/frontend/packages/policy-editor/src/components/ExpandablePolicyCard/ExpandablePolicyCard.tsx b/frontend/packages/policy-editor/src/components/ExpandablePolicyCard/ExpandablePolicyCard.tsx
index 295edf90ec0..7c9fc6555b8 100644
--- a/frontend/packages/policy-editor/src/components/ExpandablePolicyCard/ExpandablePolicyCard.tsx
+++ b/frontend/packages/policy-editor/src/components/ExpandablePolicyCard/ExpandablePolicyCard.tsx
@@ -18,7 +18,7 @@ import type {
   PolicySubject,
   PolicyEditorUsage,
 } from '../../types';
-import { createNewPolicyResource } from '../../utils';
+import { createNewPolicyResource, findSubjectByPolicyRuleSubject } from '../../utils';
 import {
   getActionOptions,
   getPolicyRuleIdString,
@@ -244,8 +244,13 @@ export const ExpandablePolicyCard = ({
    * Displays the selected subjects
    */
   const displaySubjects = policyRule.subject.map((s, i) => {
+    const subject: PolicySubject = findSubjectByPolicyRuleSubject(subjects, s);
     return (
-      <ActionAndSubjectListItem key={i} title={s} onRemove={() => handleRemoveSubject(i, s)} />
+      <ActionAndSubjectListItem
+        key={i}
+        title={subject?.subjectTitle || s}
+        onRemove={() => handleRemoveSubject(i, s)}
+      />
     );
   });
 
diff --git a/frontend/packages/policy-editor/src/data-mocks/policySubjectMocks.ts b/frontend/packages/policy-editor/src/data-mocks/policySubjectMocks.ts
index 69be9a7b8fb..7b95416b5fc 100644
--- a/frontend/packages/policy-editor/src/data-mocks/policySubjectMocks.ts
+++ b/frontend/packages/policy-editor/src/data-mocks/policySubjectMocks.ts
@@ -1,23 +1,27 @@
 import type { PolicySubject } from '../types';
 
+export const mockSubjectId1: string = 's1';
+export const mockSubjectId2: string = 's2';
+export const mockSubjectId3: string = 's3';
+
 export const mockSubjectTitle1: string = 'Subject 1';
 export const mockSubjectTitle2: string = 'Subject 2';
 export const mockSubjectTitle3: string = 'Subject 3';
 
 export const mockSubject1: PolicySubject = {
-  subjectId: 's1',
+  subjectId: mockSubjectId1,
   subjectSource: 'Subject1',
   subjectTitle: mockSubjectTitle1,
   subjectDescription: '',
 };
 export const mockSubject2: PolicySubject = {
-  subjectId: 's2',
+  subjectId: mockSubjectId2,
   subjectSource: 'Subject2',
   subjectTitle: mockSubjectTitle2,
   subjectDescription: '',
 };
 export const mockSubject3: PolicySubject = {
-  subjectId: 's3',
+  subjectId: mockSubjectId3,
   subjectSource: 'Subject3',
   subjectTitle: mockSubjectTitle3,
   subjectDescription: '',
diff --git a/frontend/packages/policy-editor/src/utils/PolicyEditorUtils.test.ts b/frontend/packages/policy-editor/src/utils/PolicyEditorUtils.test.ts
index e0574b45c5f..68da2c6f1d8 100644
--- a/frontend/packages/policy-editor/src/utils/PolicyEditorUtils.test.ts
+++ b/frontend/packages/policy-editor/src/utils/PolicyEditorUtils.test.ts
@@ -10,6 +10,7 @@ import {
   convertSubjectStringToSubjectId,
   createNewSubjectFromSubjectString,
   convertSubjectStringToSubjectSource,
+  findSubjectByPolicyRuleSubject,
 } from './index';
 import {
   mockAction1,
@@ -32,10 +33,12 @@ import {
   mockSubject3,
   mockSubjectBackendString1,
   mockSubjectBackendString3,
+  mockSubjectId1,
   mockSubjectTitle1,
   mockSubjectTitle3,
   mockSubjects,
 } from '../data-mocks';
+import type { PolicySubject } from '../types';
 
 describe('PolicyEditorUtils', () => {
   describe('mapPolicySubjectToSubjectTitle', () => {
@@ -75,13 +78,17 @@ describe('PolicyEditorUtils', () => {
 
       expect(result).toBe(mockSubjectBackendString1);
     });
+
+    it('should return nothing when there is no subject matching the subject title', () => {
+      const result = mapSubjectTitleToSubjectString(mockSubjects, 'invalidTitle');
+      expect(result).toBe(undefined);
+    });
   });
 
   describe('mapPolicyRuleToPolicyRuleBackendObject', () => {
     it('should map a policy rule card to a policy rule backend object', () => {
       const result = mapPolicyRuleToPolicyRuleBackendObject(
         mockSubjects,
-        mockActions,
         mockPolicyRuleCard1,
         mockRuleId1,
       );
@@ -163,4 +170,17 @@ describe('PolicyEditorUtils', () => {
       expect(subjectSource).toBe(mockSubject1.subjectSource);
     });
   });
+
+  describe('findSubjectByPolicyRuleSubject', () => {
+    it('returns a subject when the policy rule subject is in the subject options list', () => {
+      const subject: PolicySubject = findSubjectByPolicyRuleSubject(mockSubjects, mockSubjectId1);
+      expect(subject.subjectTitle).toEqual(mockSubjectTitle1);
+      expect(subject.subjectId).toEqual(mockSubjectId1);
+    });
+
+    it('returns undefined when the policy rule subject is not in the subject options list', () => {
+      const subject: PolicySubject = findSubjectByPolicyRuleSubject(mockSubjects, 's4');
+      expect(subject).toEqual(undefined);
+    });
+  });
 });
diff --git a/frontend/packages/policy-editor/src/utils/index.ts b/frontend/packages/policy-editor/src/utils/index.ts
index 8ffc0868ed0..5fd9051e860 100644
--- a/frontend/packages/policy-editor/src/utils/index.ts
+++ b/frontend/packages/policy-editor/src/utils/index.ts
@@ -42,6 +42,7 @@ export const mapPolicySubjectToSubjectTitle = (
     return subjectOption?.subjectTitle || subjectId;
   });
 };
+
 const findSubjectOptionBySubjectId = (
   subjectOptions: PolicySubject[],
   subjectId: string,
@@ -115,6 +116,7 @@ export const mapSubjectTitleToSubjectString = (
   const subject: PolicySubject = subjectOptions.find(
     (s) => s.subjectTitle.toLowerCase() === subjectTitle.toLowerCase(),
   );
+  if (!subject) return;
   return `urn:${subject.subjectSource}:${subject.subjectId}`;
 };
 
@@ -123,7 +125,6 @@ export const mapSubjectTitleToSubjectString = (
  * to be sent to backend where all fields are strings.
  *
  * @param subjectOptions the possible subjects to select from
- * @param actionOptions the possible actions to select from
  * @param policyRule the policy rule to map
  * @param ruleId the id of the rule
  *
@@ -131,7 +132,6 @@ export const mapSubjectTitleToSubjectString = (
  */
 export const mapPolicyRuleToPolicyRuleBackendObject = (
   subjectOptions: PolicySubject[],
-  actionOptions: PolicyAction[],
   policyRule: PolicyRuleCard,
   ruleId: string,
 ): PolicyRule => {
@@ -231,8 +231,7 @@ export const mergeSubjectsFromPolicyWithSubjectOptions = (
   rules.forEach((rule) => {
     rule.subject.forEach((subjectString) => {
       const subjectId = convertSubjectStringToSubjectId(subjectString);
-
-      if (!existingSubjectIds.includes(subjectId)) {
+      if (!existingSubjectIds.includes(subjectId.toLowerCase())) {
         const newSubject: PolicySubject = createNewSubjectFromSubjectString(subjectString);
         copiedSubjects.push(newSubject);
         existingSubjectIds.push(subjectId);
@@ -265,3 +264,12 @@ export const convertSubjectStringToSubjectSource = (subjectString: string): stri
   // Starting at 1 to remove 'urn', and excluding the final to remove the id
   return subjectString.slice(firstColonIndex + 1, lastColonIndex);
 };
+
+export const findSubjectByPolicyRuleSubject = (
+  subjectOptions: PolicySubject[],
+  policyRuleSubject: string,
+): PolicySubject => {
+  return subjectOptions.find(
+    (subject) => subject.subjectId.toLowerCase() === policyRuleSubject.toLowerCase(),
+  );
+};