use store value and not child component.

src/iss-components/cart-dropdown/cart-dropdown.vue

@@ -193,7 +193,6 @@ export default {
         isInitiallyExpanded: Boolean,
         submittedOrder: Object
     },
-    emits: ['deductibleTotalUpdated'],
     data() {
         return {
             isExpanded: this.isInitiallyExpanded,
@@ -216,9 +215,7 @@ export default {
     },
     computed: {
         deductible() {
-            const newDeductibleTotal = getDeductible(this.cartOrder);
-            this.$emit('deductibleTotalUpdated', newDeductibleTotal);
-            return newDeductibleTotal;
+            return getDeductible(this.cartOrder);
         },
         showDeductibleCartItem() {
             return this.isUnverified || (!this.isNoComp && !this.isITAC);

src/layouts/payment-method/payment-method.vue

@@ -32,8 +32,7 @@
                             :showDropdownHeader="true"
                             :isInitiallyExpanded="false"
                             recyclingModalCmsWidgetName="RecycleModal"
-                            servicePackageTitleWidgetName="ServicePackageTitle"
-                            @deductibleTotalUpdated="updateDeductibleTotal" />
+                            servicePackageTitleWidgetName="ServicePackageTitle" />
                         <hr class="mt-0 mb-5" />
                         <alert
                             v-if="displayPayInAdvanceAlert"
@@ -163,7 +162,6 @@ export default {
     },
     data() {
         return {
-            deductibleTotal: 0,
             paymentMethodInternalModel: this.getPaymentMethodFromStore(),
             rules: {
                 optionRequired: globalRules.OPTION_REQUIRED
@@ -189,7 +187,9 @@ export default {
         isPayInAdvanceDisabled() {
             const piaExperience = this.getSettingValue(experimentSettings.ISS_DISPLAY_PAY_IN_ADVANCE);
             const isEnabled = piaExperience === 'true';
-            const isDeductibleTotalEqualToZero = this.deductibleTotal === 0;
+            const isDeductibleTotalEqualToZero = useMainStore().order.currentDeductible === 0;
+
+            console.log(useMainStore().order.currentDeductible);
 
             return !isEnabled || useMainStore().isUnverified || (useMainStore().isDeductible && isDeductibleTotalEqualToZero);
         },