diff --git a/backend/src/main/java/io/papermc/hangar/service/internal/users/invites/InviteService.java b/backend/src/main/java/io/papermc/hangar/service/internal/users/invites/InviteService.java
index c78949bc..654b4230 100644
--- a/backend/src/main/java/io/papermc/hangar/service/internal/users/invites/InviteService.java
+++ b/backend/src/main/java/io/papermc/hangar/service/internal/users/invites/InviteService.java
@@ -65,10 +65,13 @@ public abstract class InviteService<LC extends LogContext<?, LC>, R extends Role
     @Transactional
     public void sendTransferRequest(final String user, final J joinable) {
         final UserTable userTable = this.userDAO.getUserTable(user);
-        // TODO transfer project to organization (and divert invite to owner)
-        if (userTable == null || userTable.isOrganization()) {
+        if (userTable == null) {
             throw new HangarApiException(this.errorPrefix + "invalidUser", user);
         }
+        // TODO transfer project to organization (and divert invite to owner)
+        if (userTable.getEmail().endsWith(this.config.org.dummyEmailDomain())) {
+            throw new HangarApiException("Org transfers are not implemented yet");
+        }
 
         final List<RT> ownerRoles = this.roleService.getRoles(joinable.getId(), this.getOwnerRole());
         if (ownerRoles.stream().anyMatch(rt -> rt.getUserId() != joinable.getOwnerId())) {