diff --git a/src/pages/DomandaEditPreInstructor/index.js b/src/pages/DomandaEditPreInstructor/index.js
index 21cc569..58ebd03 100644
--- a/src/pages/DomandaEditPreInstructor/index.js
+++ b/src/pages/DomandaEditPreInstructor/index.js
@@ -789,7 +789,7 @@ const DomandaEditPreInstructor = () => {
             <Button
                 type="button"
                 disabled={loading}
-                label={__('Invia', 'gepafin')} onClick={hidePreTecEvalDialog}/>
+                label={__('Invia', 'gepafin')} onClick={doCreateSpecialAmendment}/>
         </div>
     }
 
@@ -845,6 +845,48 @@ const DomandaEditPreInstructor = () => {
         storeSet('unsetAsyncRequest');
     }
 
+    const doCreateSpecialAmendment = useCallback(() => {
+        if (
+            !isEmpty(preTecEvalData.amount) && !isEmpty(preTecEvalData.pec) && !isEmpty(preTecEvalData.amendmentDocumentType)
+        ) {
+            storeSet('setAsyncRequest');
+
+            AmendmentsService.createAmendmentSpecial(preTecEvalData, getAmendmentSpecialCallback, errGetAmendmentSpecialCallback,
+                [
+                    ['applicationEvaluationId', data.id]
+                ]);
+        }
+    }, [preTecEvalData, data]);
+
+    const getAmendmentSpecialCallback = (data) => {
+        if (data.status === 'SUCCESS') {
+            if (toast.current && data.message) {
+                toast.current.show({
+                    severity: 'success',
+                    summary: '',
+                    detail: data.message
+                });
+            }
+        }
+        setIsVisiblePreTecEvalDialog(false);
+        setPreTecEvalData({});
+        storeSet('unsetAsyncRequest');
+    }
+
+    const errGetAmendmentSpecialCallback = (data) => {
+        if (toast.current && data.message) {
+            toast.current.show({
+                severity: data.status === 'SUCCESS' ? 'info' : 'error',
+                summary: '',
+                detail: data.message
+            });
+        }
+        setIsVisiblePreTecEvalDialog(false);
+        setPreTecEvalData({});
+        set404FromErrorResponse(data);
+        storeSet('unsetAsyncRequest');
+    }
+
     const doMakeAdmisible = () => {
         doSaveDraft(null, {
             applicationStatus: 'ADMISSIBLE'
diff --git a/src/service/amendments-service.js b/src/service/amendments-service.js
index 9b9cc55..13a5a4d 100644
--- a/src/service/amendments-service.js
+++ b/src/service/amendments-service.js
@@ -42,6 +42,10 @@ export default class AmendmentsService {
         ]);
     };
 
+    static createAmendmentSpecial = (body, callback, errCallback, queryParams) => {
+        NetworkService.post(`${API_BASE_URL}/amendments/special`, body, callback, errCallback, queryParams);
+    };
+
     static sendReminderForSoccorso = (id, callback, errCallback, queryParams) => {
         NetworkService.post(`${API_BASE_URL}/amendments/${id}/reminder`, {}, callback, errCallback, queryParams);
     };