diff --git a/t/db_dependent/Koha/ILL/Backend/Standard.t b/t/db_dependent/Koha/ILL/Backend/Standard.t
new file mode 100755
index 0000000000..652a3d21b9
--- /dev/null
+++ b/t/db_dependent/Koha/ILL/Backend/Standard.t
@@ -0,0 +1,115 @@
+#!/usr/bin/perl
+
+# Copyright 2025 Koha Development team
+#
+# This file is part of Koha
+#
+# Koha 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.
+#
+# Koha 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 Koha; if not, see <http://www.gnu.org/licenses>.
+
+use Modern::Perl;
+
+use Test::More tests => 2;
+use Test::MockModule;
+use Test::NoWarnings;
+
+use t::lib::TestBuilder;
+use t::lib::Mocks;
+
+use Koha::Database;
+use Koha::ILL::Backend::Standard;
+use Koha::ILL::Requests;
+
+my $schema  = Koha::Database->new->schema;
+my $builder = t::lib::TestBuilder->new;
+
+subtest 'edititem() tests' => sub {
+
+    plan tests => 12;
+
+    $schema->storage->txn_begin;
+
+    # Create a test library for validation
+    my $library = $builder->build_object( { class => 'Koha::Libraries' } );
+
+    # Create a test ILL request with NEW status (required for editing)
+    my $request = $builder->build_object(
+        {
+            class => 'Koha::ILL::Requests',
+            value => { status => 'NEW' }
+        }
+    );
+
+    # Add some initial attributes
+    $request->add_or_update_attributes(
+        {
+            title  => 'Original Title',
+            author => 'Original Author',
+            isbn   => '1234567890'
+        }
+    );
+
+    my $backend = Koha::ILL::Backend::Standard->new;
+
+    # Test form stage (initial load)
+    my $form_params = {
+        request => $request,
+        other   => { stage => 'init' }
+    };
+
+    my $form_result = $backend->edititem($form_params);
+    is( $form_result->{error},  0,          'edititem form stage returns success' );
+    is( $form_result->{method}, 'edititem', 'edititem form stage returns correct method' );
+    is( $form_result->{stage},  'form',     'edititem form stage returns form stage' );
+
+    # Test commit stage (form submission with all required fields)
+    my $commit_params = {
+        request => $request,
+        other   => {
+            stage        => 'form',
+            type         => 'book',                  # Required field
+            branchcode   => $library->branchcode,    # Required field
+            title        => 'Updated Title',
+            author       => 'Updated Author',
+            year         => '2023',                  # New attribute
+            custom_key   => "custom1\0custom2",      # Custom fields
+            custom_value => "value1\0value2"
+        }
+    };
+
+    my $commit_result = $backend->edititem($commit_params);
+
+    # Check the result structure (method returns 'create' in commit stage)
+    is( $commit_result->{error},  0,        'edititem commit returns success' );
+    is( $commit_result->{method}, 'create', 'edititem commit returns create method' );
+    is( $commit_result->{stage},  'commit', 'edititem commit returns commit stage' );
+
+    # Refresh request to get updated attributes
+    $request->discard_changes;
+
+    # Check attributes were updated correctly
+    my $title_attr   = $request->extended_attributes->find( { type => 'title' } );
+    my $author_attr  = $request->extended_attributes->find( { type => 'author' } );
+    my $year_attr    = $request->extended_attributes->find( { type => 'year' } );
+    my $custom1_attr = $request->extended_attributes->find( { type => 'custom1' } );
+    my $custom2_attr = $request->extended_attributes->find( { type => 'custom2' } );
+
+    is( $title_attr->value,  'Updated Title',  'Title attribute updated' );
+    is( $author_attr->value, 'Updated Author', 'Author attribute updated' );
+    ok( $year_attr, 'New year attribute created' );
+    is( $year_attr->value,    '2023',   'Year attribute has correct value' );
+    is( $custom1_attr->value, 'value1', 'Custom1 attribute created correctly' );
+    is( $custom2_attr->value, 'value2', 'Custom2 attribute created correctly' );
+
+    $schema->storage->txn_rollback;
+};