--- /dev/null
+# ---------------------------------------------------------------
+# Copyright © 2014 Jason J.A. Stephenson <jason@sigio.com>
+#
+# This file is part of NCIPServer.
+#
+# NCIPServer 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 2 of the License, or
+# (at your option) any later version.
+#
+# NCIPServer 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 NCIPServer. If not, see <http://www.gnu.org/licenses/>.
+# ---------------------------------------------------------------
+package NCIP::Item::Id;
+
+use parent qw(Class::Accessor);
+
+=head1 NAME
+
+Id - As defined in Z39.83-1-2012
+
+=head1 SYNOPSIS
+
+
+
+=head1 DESCRIPTION
+
+
+=head1 FIELDS
+
+=head2 AgencyId
+
+Optional text string to identify the agency that assigned the
+identifier to the item.
+
+=head2 ItemIdentifierType
+
+Optional text string to indicate the type of identifier value, i.e. a
+barcode or database ID.
+
+=head2 ItemIdentifierValue
+
+Required text string to represent the value of the item identifier.
+
+=cut
+
+NCIP::Item::Id->mk_accessors(
+ qw(
+ AgencyId
+ ItemIdentifierType
+ ItemIdentiferValue
+ )
+);
+
+1;