diff --git a/lib/NGCP/Panel/Controller/API/SubscriberRegistrations.pm b/lib/NGCP/Panel/Controller/API/SubscriberRegistrations.pm
index 26c418fe0f..6de8592704 100644
--- a/lib/NGCP/Panel/Controller/API/SubscriberRegistrations.pm
+++ b/lib/NGCP/Panel/Controller/API/SubscriberRegistrations.pm
@@ -27,6 +27,25 @@ class_has 'query_params' => (
     is => 'ro',
     isa => 'ArrayRef',
     default => sub {[
+        {
+            param => 'subscriber_id',
+            description => 'Filter for registrations of a specific subscriber',
+            query => {
+                first => sub {
+                    my $q = shift;
+                    my $h = 
+                    return { 
+                        'voip_subscriber.id' => $q,
+                        'domain.id' => { -ident => 'subscriber.domain_id' },
+                    };
+                },
+                second => sub {
+                    return {
+                        join => [{ subscriber => 'voip_subscriber' }, 'domain']
+                    };
+                },
+            },
+        },
     ]},
 );
 
@@ -71,7 +90,9 @@ sub GET :Allow {
         my (@embedded, @links);
         my $form = $self->get_form($c);
         for my $item ($items->search({}, {order_by => {-asc => 'me.id'}})->all) {
-            push @embedded, $self->hal_from_item($c, $item, $form);
+            my $halitem = $self->hal_from_item($c, $item, $form);
+            next unless($halitem);
+            push @embedded, $halitem;
             push @links, Data::HAL::Link->new(
                 relation => 'ngcp:'.$self->resource_name,
                 href     => sprintf('/%s%d', $c->request->path, $item->id),
diff --git a/lib/NGCP/Panel/Controller/API/SubscriberRegistrationsItem.pm b/lib/NGCP/Panel/Controller/API/SubscriberRegistrationsItem.pm
index 96894fda25..7905391ce7 100644
--- a/lib/NGCP/Panel/Controller/API/SubscriberRegistrationsItem.pm
+++ b/lib/NGCP/Panel/Controller/API/SubscriberRegistrationsItem.pm
@@ -48,6 +48,10 @@ sub GET :Allow {
         last unless $self->resource_exists($c, subscriberregistration => $item);
 
         my $hal = $self->hal_from_item($c, $item);
+        unless($hal) {
+            $self->error($c, HTTP_UNPROCESSABLE_ENTITY, "Invalid location entry");
+            last;
+        }
 
         my $response = HTTP::Response->new(HTTP_OK, undef, HTTP::Headers->new(
             (map { # XXX Data::HAL must be able to generate links with multiple relations
diff --git a/lib/NGCP/Panel/Role/API/SubscriberRegistrations.pm b/lib/NGCP/Panel/Role/API/SubscriberRegistrations.pm
index d3ee74939a..03cc07135e 100644
--- a/lib/NGCP/Panel/Role/API/SubscriberRegistrations.pm
+++ b/lib/NGCP/Panel/Role/API/SubscriberRegistrations.pm
@@ -17,7 +17,15 @@ use NGCP::Panel::Utils::Kamailio;
 sub item_rs {
     my ($self, $c) = @_;
 
-    my $item_rs = $c->model('DB')->resultset('location');
+    my @joins = ('subscriber');
+    if($c->config->{features}->{multidomain}) {
+        push @joins, 'domain';
+    }
+    my $item_rs = $c->model('DB')->resultset('location')->search({
+        
+    },{
+        join => \@joins,
+    });
     if($c->user->roles eq "admin") {
     } elsif($c->user->roles eq "reseller") {
         $item_rs = $item_rs->search({ 
@@ -38,6 +46,7 @@ sub hal_from_item {
     my ($self, $c, $item, $form) = @_;
     $form //= $self->get_form($c);
     my $resource = $self->resource_from_item($c, $item, $form);
+    return unless $resource;
 
     my $hal = Data::HAL->new(
         links => [
@@ -97,14 +106,13 @@ sub subscriber_from_item {
     });
     if($c->config->{features}->{multidomain}) {
         $sub_rs = $sub_rs->search({
-            'domain.domain' => $item->domain,
+            'domain.domain' => $item->domain->domain,
         }, {
             join => 'domain',
         });
     }
     my $sub = $sub_rs->first;
     unless($sub && $sub->provisioning_voip_subscriber) {
-        $self->error($c, HTTP_UNPROCESSABLE_ENTITY, "No subscriber for location entry found");
         return;
     }
     return $sub;
diff --git a/lib/NGCP/Panel/Role/API/Subscribers.pm b/lib/NGCP/Panel/Role/API/Subscribers.pm
index 659fe663a3..36f95e28e3 100644
--- a/lib/NGCP/Panel/Role/API/Subscribers.pm
+++ b/lib/NGCP/Panel/Role/API/Subscribers.pm
@@ -108,7 +108,8 @@ sub hal_from_item {
             ($item->provisioning_voip_subscriber && $item->provisioning_voip_subscriber->profile_id) ? (Data::HAL::Link->new(relation => 'ngcp:subscriberprofiles', href => sprintf("/api/subscriberprofiles/%d", $item->provisioning_voip_subscriber->profile_id))) : (),
             Data::HAL::Link->new(relation => 'ngcp:calls', href => sprintf("/api/calls/?subscriber_id=%d", $item->id)),
             Data::HAL::Link->new(relation => 'ngcp:voicemailsettings', href => sprintf("/api/voicemailsettings/%d", $item->id)),
-            #Data::HAL::Link->new(relation => 'ngcp:registrations', href => sprintf("/api/registrations/%d", $item->contract->id)),
+            Data::HAL::Link->new(relation => 'ngcp:subscriberregistrations', href => sprintf("/api/subscriberregistrations/?subscriber_id=%d", $item->id)),
+            Data::HAL::Link->new(relation => 'ngcp:reminders', href => sprintf("/api/reminders/?subscriber_id=%d", $item->id)),
             #Data::HAL::Link->new(relation => 'ngcp:trustedsources', href => sprintf("/api/trustedsources/%d", $item->contract->id)),
         ],
         relation => 'ngcp:'.$self->resource_name,