diff --git a/lib/NGCP/Schema/Result/ncos_levels.pm b/lib/NGCP/Schema/Result/ncos_levels.pm
index 7b442d74..dc7a00c3 100644
--- a/lib/NGCP/Schema/Result/ncos_levels.pm
+++ b/lib/NGCP/Schema/Result/ncos_levels.pm
@@ -42,6 +42,13 @@ __PACKAGE__->add_columns(
   { data_type => "tinyint", default_value => 0, is_nullable => 0 },
   "description",
   { data_type => "text", is_nullable => 1 },
+  "time_set_id",
+  {
+    data_type => "integer",
+    extra => { unsigned => 1 },
+    is_foreign_key => 1,
+    is_nullable => 1,
+  },
 );
 
 __PACKAGE__->set_primary_key("id");
@@ -74,6 +81,18 @@ __PACKAGE__->belongs_to(
   },
 );
 
+__PACKAGE__->belongs_to(
+  "timeset",
+  "NGCP::Schema::Result::voip_time_sets",
+  { id => "time_set_id" },
+  {
+    is_deferrable => 1,
+    join_type     => "LEFT",
+    on_delete     => "CASCADE",
+    on_update     => "CASCADE",
+  },
+);
+
 sub TO_JSON {
     my ($self) = @_;
     return {
@@ -152,6 +171,13 @@ This module is a schema class for the NGCP database table "billing.ncos_levels".
   data_type: 'text'
   is_nullable: 1
 
+=head2 time_set_id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_foreign_key: 1
+  is_nullable: 1
+
 =head1 PRIMARY KEY
 
 =over 4
@@ -192,6 +218,12 @@ Type: belongs_to
 
 Related object: L<NGCP::Schema::Result::resellers>
 
+=head2 timeset
+
+Type: belongs_to
+
+Related object: L<NGCP::Schema::Result::voip_time_sets>
+
 =head1 AUTHOR
 
 Sipwise Development Team C<< <support@sipwise.com> >>
diff --git a/lib/NGCP/Schema/Result/ncos_set_levels.pm b/lib/NGCP/Schema/Result/ncos_set_levels.pm
new file mode 100644
index 00000000..409c848d
--- /dev/null
+++ b/lib/NGCP/Schema/Result/ncos_set_levels.pm
@@ -0,0 +1,118 @@
+package NGCP::Schema::Result::ncos_set_levels;
+
+use strict;
+use warnings;
+
+use Scalar::Util qw(blessed);
+use parent 'DBIx::Class::Core';
+
+our $VERSION = '2.007';
+
+__PACKAGE__->load_components("InflateColumn::DateTime", "Helper::Row::ToJSON");
+
+__PACKAGE__->table("billing.ncos_set_levels");
+
+__PACKAGE__->add_columns(
+  "ncos_set_id",
+  {
+    data_type => "integer",
+    extra => { unsigned => 1 },
+    is_auto_increment => 0,
+    is_nullable => 0,
+  },
+  "ncos_level_id",
+  {
+    data_type => "integer",
+    extra => { unsigned => 1 },
+    is_auto_increment => 0,
+    is_nullable => 0,
+  },
+);
+
+__PACKAGE__->add_unique_constraint("nlm_ncos_set_id_ref", ["ncos_set_id"]);
+__PACKAGE__->add_unique_constraint("nlm_ncos_level_id_ref", ["ncos_level_id"]);
+
+__PACKAGE__->belongs_to(
+  "ncos_set",
+  "NGCP::Schema::Result::ncos_sets",
+  { id => "ncos_set_id" },
+  { is_deferrable => 1, on_delete => "CASCADE", on_update => "CASCADE" },
+);
+
+__PACKAGE__->belongs_to(
+  "ncos_level",
+  "NGCP::Schema::Result::ncos_levels",
+  { id => "ncos_level_id" },
+  { is_deferrable => 1, on_delete => "CASCADE", on_update => "CASCADE" },
+);
+
+sub TO_JSON {
+    my ($self) = @_;
+    return {
+        map { blessed($_) && $_->isa('DateTime') ? $_->datetime : $_ } %{ $self->next::method }
+    };
+}
+
+1;
+__END__
+
+=encoding UTF-8
+
+=head1 NAME
+
+NGCP::Schema::Result::ncos_set_levels
+
+=head1 DESCRIPTION
+
+This module is a schema class for the NGCP database table "billing.ncos_set_levels".
+
+=head1 COMPONENTS LOADED
+
+=over 4
+
+=item * L<DBIx::Class::InflateColumn::DateTime>
+
+=item * L<DBIx::Class::Helper::Row::ToJSON>
+
+=back
+
+=head1 TABLE: C<billing.ncos_set_levels>
+
+=head1 ACCESSORS
+
+=head2 ncos_set_id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_auto_increment: 0
+  is_nullable: 0
+
+=head2 ncos_level_id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_auto_increment: 0
+  is_nullable: 0
+
+=back
+
+=head1 AUTHOR
+
+Sipwise Development Team C<< <support@sipwise.com> >>
+
+=head1 LICENSE
+
+This software is Copyright ©2022 by Sipwise GmbH, Austria.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this package.  If not, see <https://www.gnu.org/licenses/>.
diff --git a/lib/NGCP/Schema/Result/ncos_sets.pm b/lib/NGCP/Schema/Result/ncos_sets.pm
new file mode 100644
index 00000000..f860f381
--- /dev/null
+++ b/lib/NGCP/Schema/Result/ncos_sets.pm
@@ -0,0 +1,141 @@
+package NGCP::Schema::Result::ncos_sets;
+
+use strict;
+use warnings;
+
+use Scalar::Util qw(blessed);
+use parent 'DBIx::Class::Core';
+
+our $VERSION = '2.007';
+
+__PACKAGE__->load_components("InflateColumn::DateTime", "Helper::Row::ToJSON");
+
+__PACKAGE__->table("billing.ncos_sets");
+
+__PACKAGE__->add_columns(
+  "id",
+  {
+    data_type => "integer",
+    extra => { unsigned => 1 },
+    is_auto_increment => 1,
+    is_nullable => 0,
+  },
+  "reseller_id",
+  {
+    data_type => "integer",
+    extra => { unsigned => 1 },
+    is_foreign_key => 1,
+    is_nullable => 0,
+  },
+  "name",
+  { data_type => "varchar", is_nullable => 0, size => 255 },
+  "description",
+  { data_type => "varchar", is_nullable => 1, size => 255 },
+);
+
+__PACKAGE__->set_primary_key("id");
+
+__PACKAGE__->add_unique_constraint("resname_idx", ["reseller_id", "name"]);
+
+__PACKAGE__->has_many(
+  "ncos_set_levels",
+  "NGCP::Schema::Result::ncos_set_levels",
+  { "foreign.ncos_set_id" => "self.id" },
+  { cascade_copy => 0, cascade_delete => 0 },
+);
+
+__PACKAGE__->belongs_to(
+  "reseller",
+  "NGCP::Schema::Result::resellers",
+  { id => "reseller_id" },
+  { is_deferrable => 1, on_delete => "CASCADE", on_update => "CASCADE" },
+);
+
+sub TO_JSON {
+    my ($self) = @_;
+    return {
+        map { blessed($_) && $_->isa('DateTime') ? $_->datetime : $_ } %{ $self->next::method }
+    };
+}
+
+1;
+__END__
+
+=encoding UTF-8
+
+=head1 NAME
+
+NGCP::Schema::Result::ncos_sets
+
+=head1 DESCRIPTION
+
+This module is a schema class for the NGCP database table "billing.ncos_sets".
+
+=head1 COMPONENTS LOADED
+
+=over 4
+
+=item * L<DBIx::Class::InflateColumn::DateTime>
+
+=item * L<DBIx::Class::Helper::Row::ToJSON>
+
+=back
+
+=head1 TABLE: C<billing.ncos_sets>
+
+=head1 ACCESSORS
+
+=head2 id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_auto_increment: 1
+  is_nullable: 0
+
+=head2 reseller_id
+
+  data_type: 'integer'
+  extra: {unsigned => 1}
+  is_auto_increment: 0
+  is_nullable: 0
+
+=head2 name
+
+  data_type: 'varchar'
+  is_nullable: 0
+  size: 255
+
+=head2 description
+
+  data_type: 'varchar'
+  is_nullable: 1
+  size: 255
+
+=head1 PRIMARY KEY
+
+=over 4
+
+=item * L</id>
+
+=back
+
+=head1 AUTHOR
+
+Sipwise Development Team C<< <support@sipwise.com> >>
+
+=head1 LICENSE
+
+This software is Copyright © 2022 by Sipwise GmbH, Austria.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this package.  If not, see <https://www.gnu.org/licenses/>.