diff --git a/src/Altinn.Correspondence.API/appsettings.json b/src/Altinn.Correspondence.API/appsettings.json
index 10f68b8c..46bdb452 100644
--- a/src/Altinn.Correspondence.API/appsettings.json
+++ b/src/Altinn.Correspondence.API/appsettings.json
@@ -2,7 +2,8 @@
   "Logging": {
     "LogLevel": {
       "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
+      "Microsoft.AspNetCore": "Warning",
+      "Microsoft.EntityFrameworkCore": "Warning"
     }
   },
   "AllowedHosts": "*"
diff --git a/src/Altinn.Correspondence.Integrations/Altinn/Authorization/AltinnTokenXacmlMapper..cs b/src/Altinn.Correspondence.Integrations/Altinn/Authorization/AltinnTokenXacmlMapper..cs
index 11d81ef3..735a9066 100644
--- a/src/Altinn.Correspondence.Integrations/Altinn/Authorization/AltinnTokenXacmlMapper..cs
+++ b/src/Altinn.Correspondence.Integrations/Altinn/Authorization/AltinnTokenXacmlMapper..cs
@@ -50,17 +50,17 @@ private static XacmlJsonCategory CreateResourceCategory(string resourceId, Claim
 
         resourceCategory.Attribute.Add(DecisionHelper.CreateXacmlJsonAttribute(AltinnXacmlUrns.ResourceId, resourceId, DefaultType, DefaultIssuer));
 
-        if (party.IsOrganizationNumber())
+        if (party.WithoutPrefix().IsOrganizationNumber())
         {
-            resourceCategory.Attribute.Add(DecisionHelper.CreateXacmlJsonAttribute(UrnConstants.OrganizationNumberAttribute, party, DefaultType, DefaultIssuer));
+            resourceCategory.Attribute.Add(DecisionHelper.CreateXacmlJsonAttribute(UrnConstants.OrganizationNumberAttribute, party.WithoutPrefix(), DefaultType, DefaultIssuer));
         }
-        else if (party.IsSocialSecurityNumber())
+        else if (party.WithoutPrefix().IsSocialSecurityNumber())
         {
-            resourceCategory.Attribute.Add(DecisionHelper.CreateXacmlJsonAttribute(UrnConstants.PersonIdAttribute, party, DefaultType, DefaultIssuer));
+            resourceCategory.Attribute.Add(DecisionHelper.CreateXacmlJsonAttribute(UrnConstants.PersonIdAttribute, party.WithoutPrefix(), DefaultType, DefaultIssuer));
         }
         else
         {
-            throw new InvalidOperationException("RecipientId is not a valid organization or person number");
+            throw new InvalidOperationException("RecipientId is not a valid organization or person number: " + party);
         }
         if (instanceId is not null)
         {