diff --git a/libs/portals/shared-modules/delegations/src/lib/messages.ts b/libs/portals/shared-modules/delegations/src/lib/messages.ts
index 988d58e55edf..e8470979dab6 100644
--- a/libs/portals/shared-modules/delegations/src/lib/messages.ts
+++ b/libs/portals/shared-modules/delegations/src/lib/messages.ts
@@ -206,6 +206,10 @@ export const m = defineMessages({
     id: 'sp.access-control-delegations:grant-same-ssn',
     defaultMessage: 'Ekki má veita sjálfum sér umboð',
   },
+  grantActorSsn: {
+    id: 'sp.access-control-delegations:grant-actor-ssn',
+    defaultMessage: 'Sem umboðshafi má ekki veita sjálfum sér umboð',
+  },
   grantCompanySsn: {
     id: 'sp.access-control-delegations:grant-company-ssn',
     defaultMessage: 'Ekki má veita fyrirtækjum umboð',
diff --git a/libs/portals/shared-modules/delegations/src/screens/GrantAccess/GrantAccess.tsx b/libs/portals/shared-modules/delegations/src/screens/GrantAccess/GrantAccess.tsx
index e41de7ceeea3..b9244ccbbabd 100644
--- a/libs/portals/shared-modules/delegations/src/screens/GrantAccess/GrantAccess.tsx
+++ b/libs/portals/shared-modules/delegations/src/screens/GrantAccess/GrantAccess.tsx
@@ -107,7 +107,8 @@ const GrantAccess = () => {
       value.length === 10 &&
       kennitala.isValid(value) &&
       !kennitala.isCompany(value) &&
-      value !== userInfo.profile.nationalId
+      value !== userInfo.profile.nationalId &&
+      value !== userInfo.profile.actor?.nationalId
     ) {
       getIdentity({
         variables: { input: { nationalId: value } },
@@ -207,6 +208,12 @@ const GrantAccess = () => {
                             return formatMessage(m.grantSameSsn)
                           }
 
+                          if (
+                            valueAsString === userInfo.profile.actor?.nationalId
+                          ) {
+                            return formatMessage(m.grantActorSsn)
+                          }
+
                           if (kennitala.isCompany(valueAsString)) {
                             return formatMessage(m.grantCompanySsn)
                           }