diff --git a/src/components/exchange/requests/issue/ChooseIncludedCourseUnits.tsx b/src/components/exchange/requests/issue/ChooseIncludedCourseUnits.tsx
index 3039648f..7e904663 100644
--- a/src/components/exchange/requests/issue/ChooseIncludedCourseUnits.tsx
+++ b/src/components/exchange/requests/issue/ChooseIncludedCourseUnits.tsx
@@ -25,7 +25,7 @@ export const ChooseIncludedCourseUnits = ({
           if (!checked) {
             setSelectedCourseUnits([]);
           } else {
-            setSelectedCourseUnits(Array.from(enrolledCourseUnits));
+            setSelectedCourseUnits(enrolledCourseUnits);
           }
         }}
         checked={selectedCourseUnits.length === enrolledCourseUnits.length}
@@ -34,7 +34,7 @@ export const ChooseIncludedCourseUnits = ({
         Selecionar todas as disciplinas
       </label>
     </div>
-    {Array.from(enrolledCourseUnits).map((courseInfo: CourseInfo) => (
+    {enrolledCourseUnits?.map((courseInfo: CourseInfo) => (
       <IncludeCourseUnitCard
         key={"include-course-unit-" + courseInfo.id}
         courseInfo={courseInfo}
diff --git a/src/components/exchange/requests/issue/CreateRequest.tsx b/src/components/exchange/requests/issue/CreateRequest.tsx
index efe01c7b..d71e3e35 100644
--- a/src/components/exchange/requests/issue/CreateRequest.tsx
+++ b/src/components/exchange/requests/issue/CreateRequest.tsx
@@ -17,7 +17,7 @@ export const CreateRequest = ({
   const { exchangeSchedule } = useContext(ScheduleContext);
   const [selectedCourseUnits, setSelectedCourseUnits] = useState<CourseInfo[]>([]);
   const [selectingCourseUnits, setSelectingCourseUnits] = useState<boolean>(false);
-  const enrolledCourseUnits = useStudentCourseUnits(exchangeSchedule);
+  const { enrolledCourseUnits } = useStudentCourseUnits();
 
   return <div className="flex flex-col">
     <div className="flex flex-col gap-y-4 max-h-screen overflow-y-auto">
diff --git a/src/components/exchange/requests/view/ViewRequestsFilters.tsx b/src/components/exchange/requests/view/ViewRequestsFilters.tsx
index 6d03887c..17ca4298 100644
--- a/src/components/exchange/requests/view/ViewRequestsFilters.tsx
+++ b/src/components/exchange/requests/view/ViewRequestsFilters.tsx
@@ -24,8 +24,7 @@ export const ViewRequestsFilters = ({
   filterCourseUnitsHook,
   classesFilterHook
 }: Props) => {
-  const { exchangeSchedule, loadingSchedule } = useContext(ScheduleContext);
-  const enrolledCourseUnits = useStudentCourseUnits(exchangeSchedule);
+  const { enrolledCourseUnits, exchangeSchedule, loadingSchedule } = useContext(ScheduleContext);
 
   return <div className="flex flex-row justify-between w-full">
     {/* Course unit filters */}
@@ -33,7 +32,7 @@ export const ViewRequestsFilters = ({
       : <div className="flex flex-row gap-2 w-full flex-wrap">
         <div className="w-full flex flex-row flex-wrap gap-x-3 gap-y-5 items-center">
           {
-            Array.from(enrolledCourseUnits).map((courseUnit: CourseInfo) => (
+            enrolledCourseUnits?.map((courseUnit: CourseInfo) => (
               <ViewRequestBadgeFilter
                 courseUnit={courseUnit}
                 filterCourseUnitsHook={filterCourseUnitsHook}
diff --git a/src/hooks/useEligibleExchange.tsx b/src/hooks/useEligibleExchange.tsx
new file mode 100644
index 00000000..2c6b6af8
--- /dev/null
+++ b/src/hooks/useEligibleExchange.tsx
@@ -0,0 +1,28 @@
+import { useMemo } from "react";
+import api from "../api/backend";
+import useSWR from "swr";
+
+export default () => {
+  const isEligible = async () => {
+    try {
+      const res = await fetch(`${api.BACKEND_URL}/student/exchange/eligible`, {
+        credentials: "include",
+      });
+
+      const json = await res.json();
+    } catch (error) {
+      console.error(error);
+    }
+  };
+
+  const { data, error, mutate, isLoading } = useSWR("", isEligible);
+  const courseUnits = useMemo(() => data ? data : null, [data]);
+
+  return {
+    courseUnits,
+    error,
+    loading: isLoading,
+    mutate,
+  };
+};
+
diff --git a/src/hooks/useStudentCourseUnits.tsx b/src/hooks/useStudentCourseUnits.tsx
index 6c036483..bd547e22 100644
--- a/src/hooks/useStudentCourseUnits.tsx
+++ b/src/hooks/useStudentCourseUnits.tsx
@@ -1,18 +1,52 @@
 import { ClassDescriptor, CourseInfo } from "../@types";
+import { useMemo } from "react";
+import api from "../api/backend";
+import useSWR from "swr";
 
-export default (schedule: Array<ClassDescriptor>): Array<CourseInfo> => {
-  if (!schedule) return [];
+export default () => {
+  const getEligibileCourseUnits = async () => {
+    try {
+      const res = await fetch(`${api.BACKEND_URL}/student/course_units/eligible`, {
+        credentials: "include"
+      });
 
-  const duplicates = new Set<number>();
-  const result = [];
+      if (res.ok) {
+        return await res.json();
+      }
 
-  schedule?.forEach((scheduleItem: ClassDescriptor) => {
-    if (!duplicates.has(scheduleItem.courseInfo.id)) {
-      result.push(scheduleItem.courseInfo);
-      duplicates.add(scheduleItem.courseInfo.id);
+      return [];
+    } catch (e) {
+      console.error(e);
+      return [];
     }
-  });
 
-  return result.sort((a: CourseInfo, b: CourseInfo) => Number(a.acronym < b.acronym));
+  }
+
+  const { data, error, mutate, isValidating } = useSWR("eligibleCourseUnits", getEligibileCourseUnits, {});
+  const enrolledCourseUnits = useMemo(() => data ? data : null, [data]);
+
+  return {
+    enrolledCourseUnits,
+    error,
+    loading: !data,
+    isValidating,
+    mutate,
+  };
 };
 
+
+// export default (schedule: Array<ClassDescriptor>): Array<CourseInfo> => {
+//   if (!schedule) return [];
+//
+//   const duplicates = new Set<number>();
+//   const result = [];
+//
+//   schedule?.forEach((scheduleItem: ClassDescriptor) => {
+//     if (!duplicates.has(scheduleItem.courseInfo.id)) {
+//       result.push(scheduleItem.courseInfo);
+//       duplicates.add(scheduleItem.courseInfo.id);
+//     }
+//   });
+//   return result.sort((a: CourseInfo, b: CourseInfo) => Number(a.acronym < b.acronym));
+// };
+
diff --git a/src/pages/Exchange.tsx b/src/pages/Exchange.tsx
index f64e8f79..9953d02d 100644
--- a/src/pages/Exchange.tsx
+++ b/src/pages/Exchange.tsx
@@ -6,16 +6,28 @@ import ExchangeSchedule from "../components/exchange/schedule/ExchangeSchedule";
 import { Schedule } from "../components/planner";
 import ScheduleContext from "../contexts/ScheduleContext";
 import { useSession } from "../hooks";
+import useEligibleExchange from "../hooks/useEligibleExchange";
 import useSchedule from "../hooks/useSchedule";
 import useStudentCourseUnits from "../hooks/useStudentCourseUnits";
 
+const ExchangeGuard = ({ children }) => {
+  return (
+    <article className="flex flex-col mx-auto w-full gap-4">
+      <h1 className="text-center text-3xl font-bold">
+        Trocas de Turmas
+      </h1>
+      {children}
+    </article>
+  );
+}
+
 const ExchangePage = () => {
   const [loads, setLoads] = useState<number>(-1);
   const { schedule, loading: loadingSchedule } = useSchedule();
   const [originalExchangeSchedule, setOriginalExchangeSchedule] = useState<Array<ClassDescriptor>>([]);
   const [exchangeSchedule, setExchangeSchedule] = useState<Array<ClassDescriptor>>([]);
-  const { signedIn, isLoading } = useSession();
-  const enrolledCourseUnits = useStudentCourseUnits(schedule);
+  const { signedIn, isLoading, user } = useSession();
+  const { enrolledCourseUnits } = useStudentCourseUnits();
 
   useEffect(() => {
     setLoads(prev => prev + 1);
@@ -32,28 +44,32 @@ const ExchangePage = () => {
   return <>
     {!isLoading && signedIn ?
       <ScheduleContext.Provider value={{ originalExchangeSchedule, exchangeSchedule, loadingSchedule, setExchangeSchedule, enrolledCourseUnits }}>
-        <div className="grid w-cfull grid-cols-12 gap-x-4 gap-y-4 px-4 py-4">
-          {/* Schedule Preview */}
-          <div className="lg:min-h-adjusted order-1 col-span-12 min-h-min rounded bg-lightest px-3 py-3 dark:bg-dark lg:col-span-9 2xl:px-5 2xl:py-5">
-            <div className="h-full w-full">
-              <ExchangeSchedule />
-            </div>
-          </div>
+        {
+          user.eligible_exchange ?
+            <div className="grid w-cfull grid-cols-12 gap-x-4 gap-y-4 px-4 py-4">
+              {/* Schedule Preview */}
+              <div className="lg:min-h-adjusted order-1 col-span-12 min-h-min rounded bg-lightest px-3 py-3 dark:bg-dark lg:col-span-9 2xl:px-5 2xl:py-5">
+                <div className="h-full w-full">
+                  <ExchangeSchedule />
+                </div>
+              </div>
 
-          <ExchangeSidebar />
-        </div>
+              <ExchangeSidebar />
+            </div>
+            : <ExchangeGuard>
+              <p className="text-center">Não tens nenhuma inscrição numa disciplina com um período de trocas ativo.</p>
+            </ExchangeGuard>
+        }
       </ScheduleContext.Provider>
-      : <article className="flex flex-col mx-auto w-full gap-4">
-        <h1 className="text-center text-3xl font-bold">
-          Trocas de Turmas
-        </h1>
+      : <ExchangeGuard>
         <p className="text-center">
           Tens de iniciar sessão para acederes a esta funcionalidade.
         </p>
         <div className="justify-center mx-auto">
           <LoginButton expanded={true} />
         </div>
-      </article>}
+
+      </ExchangeGuard>}
   </>
 }