diff --git a/frontend/src/routes/sponsor/guest/newGuestRole/index.tsx b/frontend/src/routes/sponsor/guest/newGuestRole/index.tsx
index 9f736f309d63463a7b7ace299d6380b4a671a243..7b158bd04aa6799974f60347a5098c7c5e79f016 100644
--- a/frontend/src/routes/sponsor/guest/newGuestRole/index.tsx
+++ b/frontend/src/routes/sponsor/guest/newGuestRole/index.tsx
@@ -305,9 +305,6 @@ function NewGuestRole({ guest, reloadGuestInfo }: NewGuestRoleProps) {
             control={control}
             rules={{
               required: true,
-              validate: () =>
-                Number(getValues('start_date')) <=
-                Number(getValues('end_date')),
             }}
             render={({ field }) => (
               <DatePicker
diff --git a/frontend/src/routes/sponsor/register/formData.ts b/frontend/src/routes/sponsor/register/formData.ts
index b0ccade7cd7e21f45807029e6b6ee64875d53b06..af92bb905f17946ab756dd6026396dcb82a85d8e 100644
--- a/frontend/src/routes/sponsor/register/formData.ts
+++ b/frontend/src/routes/sponsor/register/formData.ts
@@ -3,7 +3,7 @@ export type RegisterFormData = {
   last_name?: string
   role_type?: number
   role_start: Date
-  role_end: Date
+  role_end: Date | null
   contact_person_unit?: string
   comment?: string
   ou_id?: number
diff --git a/frontend/src/routes/sponsor/register/stepPersonForm.tsx b/frontend/src/routes/sponsor/register/stepPersonForm.tsx
index 0fa8a49fbd825ab6e9959082aab6f34f7c00e7e2..2a212fa3cebeb1e3782d8fadc32eb3cba0a8db40 100644
--- a/frontend/src/routes/sponsor/register/stepPersonForm.tsx
+++ b/frontend/src/routes/sponsor/register/stepPersonForm.tsx
@@ -337,7 +337,7 @@ const StepPersonForm = forwardRef(
                   />
                 )}
               />
-              {!!errors.role_end && errors.role_end.type === 'required' && (
+              {!!errors.role_end && (
                 <Box sx={{ typography: 'caption', color: 'red' }}>
                   {t('validation.roleEndRequired')}
                 </Box>
diff --git a/frontend/src/routes/sponsor/register/stepRegistration.tsx b/frontend/src/routes/sponsor/register/stepRegistration.tsx
index 23e6034ad8c5aff094e125c88453c6420ebe5264..4fe22457a609006d39f6e8c757d8f4d985c5d3b4 100644
--- a/frontend/src/routes/sponsor/register/stepRegistration.tsx
+++ b/frontend/src/routes/sponsor/register/stepRegistration.tsx
@@ -38,9 +38,9 @@ export default function StepRegistration() {
     first_name: undefined,
     last_name: undefined,
     role_type: undefined,
-    // Having role_start and role_end to be nullable caused problems when specifying a default value, so instead having them as non-null and use today as the default date here
+    // Having role_start to be nullable caused problems when specifying a default value, so instead having them as non-null and use today as the default date here
     role_start: new Date(),
-    role_end: new Date(),
+    role_end: null,
     comment: undefined,
     ou_id: undefined,
     email: undefined,