diff --git a/src/store/index.js b/src/store/index.js
index 9d23d112..623d7963 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -623,7 +623,9 @@ export const useMainStore = defineStore({
                             // We capture the member number (entered as policy number) once, so we don't overwrite it with returned policy number on subsequent lookups
                             order.policy.memberNumber = order.policy.policyNumber;
                         }
-                        order.policy.policyNumber = responsePolicy.policyNumber;
+                        if (responsePolicy.policyNumber != null) {
+                            order.policy.policyNumber = responsePolicy.policyNumber;
+                        }
                     }
 
                     // populate vehicles
diff --git a/src/store/store.spec.js b/src/store/store.spec.js
index c52ee6cf..b74610a1 100644
--- a/src/store/store.spec.js
+++ b/src/store/store.spec.js
@@ -1519,6 +1519,17 @@ describe('Store', () => {
                 // Asserts
                 expect(store.order.policy.memberNumber).toBe(originalPolicyNumber);
                 expect(store.order.policy.policyNumber).toBe(returnedPolicyNumber);
+
+                // Act again                
+                await store.getCoveragePolicyInfo();
+
+                // Assert again
+                expect(globalMethods.callHttpClient).toHaveBeenNthCalledWith(2, expect.objectContaining({
+                    payload: expect.objectContaining({
+                        policyNumber: returnedPolicyNumber,
+                        memberNumber: originalPolicyNumber
+                    })
+                }));
             })
             it('null response by api => insuranceCoverage.coverageType is NONE', async () => {
                 // Arrange