diff --git a/api/app/FormBuilder/Bindings/FormBindingApplicator.php b/api/app/FormBuilder/Bindings/FormBindingApplicator.php
index a8c42045..d25391e7 100644
--- a/api/app/FormBuilder/Bindings/FormBindingApplicator.php
+++ b/api/app/FormBuilder/Bindings/FormBindingApplicator.php
@@ -27,13 +27,17 @@ use Throwable;
  *   - Q10: optional sectionId for future section-level apply.
  *   - Q12: hierarchical activity log via BindingActivityLogger.
  */
-final readonly class FormBindingApplicator
+// Not final + not readonly: listener tests need to override `apply()` for
+// throw-path coverage (Mockery can't mock final classes; PHP doesn't allow
+// extending readonly with non-readonly child). Properties stay readonly
+// individually to preserve immutability.
+class FormBindingApplicator
 {
     public function __construct(
-        private PurposeRegistry $purposeRegistry,
-        private BindingConflictResolver $conflictResolver,
-        private BindingTypeRegistry $typeRegistry,
-        private BindingActivityLogger $activityLogger,
+        private readonly PurposeRegistry $purposeRegistry,
+        private readonly BindingConflictResolver $conflictResolver,
+        private readonly BindingTypeRegistry $typeRegistry,
+        private readonly BindingActivityLogger $activityLogger,
     ) {}
 
     /**
diff --git a/api/app/Listeners/FormBuilder/ApplyBindingsOnFormSectionSubmitted.php b/api/app/Listeners/FormBuilder/ApplyBindingsOnFormSectionSubmitted.php
new file mode 100644
index 00000000..f40e2f67
--- /dev/null
+++ b/api/app/Listeners/FormBuilder/ApplyBindingsOnFormSectionSubmitted.php
@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Listeners\FormBuilder;
+
+use App\Events\FormBuilder\FormSubmissionSectionSubmitted;
+use App\FormBuilder\Bindings\FormBindingApplicator;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Queue\InteractsWithQueue;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * RFC-WS-6 §3 (Q10) — STUB, feature-flagged off by default.
+ *
+ * REMOVAL TRIGGER: enable when ARTIST_ADVANCE feature work begins
+ * (post-S5). At enablement: write section-scoped tests, activate the
+ * dispatch from FormSubmissionService, remove the early-return guard,
+ * remove FORM_BUILDER_SECTION_APPLY from config.
+ *
+ * Tracking: BACKLOG.md → ARTIST-ADV-SECTION-APPLY
+ */
+final class ApplyBindingsOnFormSectionSubmitted implements ShouldQueue
+{
+    use InteractsWithQueue;
+
+    public function __construct(private readonly FormBindingApplicator $applicator) {}
+
+    public function handle(FormSubmissionSectionSubmitted $event): void
+    {
+        if (! (bool) config('form_builder.section_apply_enabled', false)) {
+            return;
+        }
+
+        // Active path: forward to applicator with sectionId filter.
+        // Wrapped in transaction (mirrors ApplyBindingsOnFormSubmit).
+        DB::transaction(function () use ($event): void {
+            $this->applicator->apply(
+                $event->submission,
+                sectionId: (string) $event->sectionStatus->form_schema_section_id,
+            );
+        });
+    }
+}
diff --git a/api/app/Listeners/FormBuilder/ApplyBindingsOnFormSubmit.php b/api/app/Listeners/FormBuilder/ApplyBindingsOnFormSubmit.php
new file mode 100644
index 00000000..aba9952f
--- /dev/null
+++ b/api/app/Listeners/FormBuilder/ApplyBindingsOnFormSubmit.php
@@ -0,0 +1,92 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Listeners\FormBuilder;
+
+use App\Enums\FormBuilder\ApplyStatus;
+use App\Events\FormBuilder\FormSubmissionSubmitted;
+use App\FormBuilder\Bindings\FormBindingApplicator;
+use App\Models\FormBuilder\FormSchema;
+use App\Models\FormBuilder\FormSubmission;
+use App\Models\FormBuilder\FormSubmissionActionFailure;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Log;
+use Throwable;
+
+/**
+ * RFC-WS-6 §3 (Q1, Q3, Q4) — applies bindings synchronously on
+ * FormSubmissionSubmitted. Two-transaction pattern: inner transaction
+ * for the apply pass + apply_status update; outer catch records a
+ * FormSubmissionActionFailure in a separate transaction (survives
+ * inner rollback).
+ *
+ * Throws are swallowed (RFC Q3) — sibling listeners must keep running.
+ *
+ * SYNCHRONOUS by design — does NOT implement ShouldQueue. Identity
+ * match runs after this in the registered listener order.
+ */
+final readonly class ApplyBindingsOnFormSubmit
+{
+    public function __construct(private FormBindingApplicator $applicator) {}
+
+    public function handle(FormSubmissionSubmitted $event): void
+    {
+        $submission = $event->submission->fresh(['schema']);
+        if (! $submission instanceof FormSubmission) {
+            return;
+        }
+
+        try {
+            DB::transaction(function () use ($submission): void {
+                $result = $this->applicator->apply($submission);
+
+                FormSubmission::query()
+                    ->whereKey($submission->id)
+                    ->update([
+                        'apply_status' => $result->applyStatus()->value,
+                        'apply_completed_at' => now(),
+                    ]);
+
+                if ($result->provisionedSubjectType !== null && $submission->subject_type === null) {
+                    // ApplyBindings just provisioned a Person; reflect it
+                    // on the submission so TriggerPersonIdentityMatch (next
+                    // sync listener) can find it.
+                    FormSubmission::query()
+                        ->whereKey($submission->id)
+                        ->update([
+                            'subject_type' => $result->provisionedSubjectType,
+                            'subject_id' => $result->provisionedSubjectId,
+                        ]);
+                }
+            });
+        } catch (Throwable $e) {
+            // OUTSIDE the failed transaction — survives rollback.
+            DB::transaction(function () use ($submission, $e): void {
+                $schema = $submission->schema;
+                $purposeValue = $schema instanceof FormSchema ? $schema->purpose->value : null;
+                FormSubmissionActionFailure::query()->create([
+                    'form_submission_id' => $submission->id,
+                    'listener_class' => self::class,
+                    'failed_at' => now(),
+                    'exception_class' => $e::class,
+                    'exception_message' => $e->getMessage(),
+                    'context' => [
+                        'purpose' => $purposeValue,
+                    ],
+                ]);
+                FormSubmission::query()
+                    ->whereKey($submission->id)
+                    ->update([
+                        'apply_status' => ApplyStatus::FAILED->value,
+                        'apply_completed_at' => now(),
+                    ]);
+            });
+            Log::error('form-builder.apply.transaction_rolled_back', [
+                'submission_id' => (string) $submission->id,
+                'exception' => $e::class,
+                'message' => $e->getMessage(),
+            ]);
+        }
+    }
+}
diff --git a/api/app/Providers/AppServiceProvider.php b/api/app/Providers/AppServiceProvider.php
index 4f34331f..c6be0adc 100644
--- a/api/app/Providers/AppServiceProvider.php
+++ b/api/app/Providers/AppServiceProvider.php
@@ -50,7 +50,10 @@ use App\Models\UserInvitation;
 use App\Models\UserOrganisationTag;
 use App\Models\UserProfile;
 use App\Models\VolunteerAvailability;
+use App\Events\FormBuilder\FormSubmissionSectionSubmitted;
 use App\Events\FormBuilder\FormSubmissionSubmitted;
+use App\Listeners\FormBuilder\ApplyBindingsOnFormSectionSubmitted;
+use App\Listeners\FormBuilder\ApplyBindingsOnFormSubmit;
 use App\Listeners\FormBuilder\SyncTagPickerSelectionsOnSubmit;
 use App\Listeners\FormBuilder\TriggerPersonIdentityMatchOnFormSubmit;
 use App\Observers\FormBuilder\FormFieldChildTablesCascadeObserver;
@@ -129,18 +132,39 @@ class AppServiceProvider extends ServiceProvider
         FormField::observe(FormFieldChildTablesCascadeObserver::class);
         FormFieldLibrary::observe(FormFieldChildTablesCascadeObserver::class);
 
-        // ARCH §31.10 — FORM-02 TAG_PICKER sync listener.
+        // RFC-WS-6 §3 (Q1) — sync chain on FormSubmissionSubmitted, in
+        // this exact order:
+        //   1. ApplyBindingsOnFormSubmit                (sync)
+        //   2. TriggerPersonIdentityMatchOnFormSubmit   (sync)
+        // Queued listeners on the same event (SyncTagPickerSelectionsOnSubmit,
+        // future webhook dispatcher, mailables) run in parallel after the
+        // sync chain via the queue. Their relative registration position
+        // is irrelevant.
+
+        // RFC Q1 — applies bindings sync before identity match runs.
+        \Illuminate\Support\Facades\Event::listen(
+            FormSubmissionSubmitted::class,
+            ApplyBindingsOnFormSubmit::class,
+        );
+
+        // ARCH §31.10 — FORM-02 TAG_PICKER sync listener (queued).
         \Illuminate\Support\Facades\Event::listen(
             FormSubmissionSubmitted::class,
             SyncTagPickerSelectionsOnSubmit::class,
         );
 
-        // ARCH §31.1 — identity-match trigger on event_registration.
+        // ARCH §31.1 — identity-match trigger on event_registration (sync).
         \Illuminate\Support\Facades\Event::listen(
             FormSubmissionSubmitted::class,
             TriggerPersonIdentityMatchOnFormSubmit::class,
         );
 
+        // RFC Q10 — section-level apply stub. Runtime gated by feature flag.
+        \Illuminate\Support\Facades\Event::listen(
+            FormSubmissionSectionSubmitted::class,
+            ApplyBindingsOnFormSectionSubmitted::class,
+        );
+
         ResetPassword::createUrlUsing(function ($user, string $token) {
             return config('crewli.portal_url') . '/wachtwoord-resetten?token=' . $token . '&email=' . urlencode($user->email);
         });
diff --git a/api/config/form_builder.php b/api/config/form_builder.php
index d74e18c6..a1b99e0f 100644
--- a/api/config/form_builder.php
+++ b/api/config/form_builder.php
@@ -71,4 +71,17 @@ return [
         'retention_job' => false,  // scheduler task later
     ],
 
+    /**
+     * RFC-WS-6 §3 (Q10) — section-level binding apply runtime gate.
+     *
+     * REMOVAL TRIGGER: enable when ARTIST_ADVANCE feature work begins
+     * (post-S5). At enablement: set FORM_BUILDER_SECTION_APPLY=true,
+     * write section-scoped tests, activate the dispatch path in
+     * FormSubmissionService, remove this flag and the early-return
+     * guard from ApplyBindingsOnFormSectionSubmitted::handle().
+     *
+     * Tracking: BACKLOG.md → ARTIST-ADV-SECTION-APPLY
+     */
+    'section_apply_enabled' => env('FORM_BUILDER_SECTION_APPLY', false),
+
 ];
diff --git a/api/tests/Feature/FormBuilder/Listeners/ApplyBindingsOnFormSectionSubmittedTest.php b/api/tests/Feature/FormBuilder/Listeners/ApplyBindingsOnFormSectionSubmittedTest.php
new file mode 100644
index 00000000..8e3d198c
--- /dev/null
+++ b/api/tests/Feature/FormBuilder/Listeners/ApplyBindingsOnFormSectionSubmittedTest.php
@@ -0,0 +1,89 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature\FormBuilder\Listeners;
+
+use App\Events\FormBuilder\FormSubmissionSectionSubmitted;
+use App\FormBuilder\Bindings\BindingPassResult;
+use App\FormBuilder\Bindings\FormBindingApplicator;
+use App\Listeners\FormBuilder\ApplyBindingsOnFormSectionSubmitted;
+use App\Models\FormBuilder\FormSubmission;
+use App\Models\FormBuilder\FormSubmissionSectionStatus;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Config;
+use Tests\TestCase;
+
+final class ApplyBindingsOnFormSectionSubmittedTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_feature_flag_off_is_no_op(): void
+    {
+        Config::set('form_builder.section_apply_enabled', false);
+
+        $tracker = $this->trackingApplicator();
+        $listener = new ApplyBindingsOnFormSectionSubmitted($tracker);
+        $listener->handle($this->makeEvent());
+
+        $this->assertSame(0, $tracker->callCount);
+    }
+
+    public function test_feature_flag_on_forwards_to_applicator(): void
+    {
+        Config::set('form_builder.section_apply_enabled', true);
+
+        $event = $this->makeEvent();
+        $tracker = $this->trackingApplicator();
+
+        $listener = new ApplyBindingsOnFormSectionSubmitted($tracker);
+        $listener->handle($event);
+
+        $this->assertSame(1, $tracker->callCount);
+        $this->assertSame((string) $event->submission->id, $tracker->lastSubmissionId);
+        $this->assertSame((string) $event->sectionStatus->form_schema_section_id, $tracker->lastSectionId);
+    }
+
+    private function trackingApplicator(): TrackingApplicator
+    {
+        return new TrackingApplicator(
+            $this->app->make(\App\FormBuilder\Purposes\PurposeRegistry::class),
+            $this->app->make(\App\FormBuilder\Bindings\BindingConflictResolver::class),
+            $this->app->make(\App\FormBuilder\Bindings\BindingTypeRegistry::class),
+            $this->app->make(\App\FormBuilder\Bindings\BindingActivityLogger::class),
+        );
+    }
+
+    private function makeEvent(): FormSubmissionSectionSubmitted
+    {
+        $submission = FormSubmission::factory()->create();
+        $sectionStatus = FormSubmissionSectionStatus::factory()->create([
+            'form_submission_id' => $submission->id,
+        ]);
+
+        return new FormSubmissionSectionSubmitted($submission, $sectionStatus);
+    }
+}
+
+final class TrackingApplicator extends FormBindingApplicator
+{
+    public int $callCount = 0;
+
+    public ?string $lastSubmissionId = null;
+
+    public ?string $lastSectionId = null;
+
+    public function apply(FormSubmission $submission, ?string $sectionId = null): BindingPassResult
+    {
+        $this->callCount++;
+        $this->lastSubmissionId = (string) $submission->id;
+        $this->lastSectionId = $sectionId;
+
+        return new BindingPassResult(
+            formSubmissionId: (string) $submission->id,
+            provisionedSubjectType: null,
+            provisionedSubjectId: null,
+            applications: [],
+        );
+    }
+}
diff --git a/api/tests/Feature/FormBuilder/Listeners/ApplyBindingsOnFormSubmitTest.php b/api/tests/Feature/FormBuilder/Listeners/ApplyBindingsOnFormSubmitTest.php
new file mode 100644
index 00000000..cb3f0bf5
--- /dev/null
+++ b/api/tests/Feature/FormBuilder/Listeners/ApplyBindingsOnFormSubmitTest.php
@@ -0,0 +1,200 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature\FormBuilder\Listeners;
+
+use App\Enums\FormBuilder\ApplyStatus;
+use App\Enums\FormBuilder\FormFieldBindingMergeStrategy;
+use App\Enums\FormBuilder\FormFieldType;
+use App\Enums\FormBuilder\FormPurpose;
+use App\Events\FormBuilder\FormSubmissionSubmitted;
+use App\FormBuilder\Bindings\FormBindingApplicator;
+use App\Listeners\FormBuilder\ApplyBindingsOnFormSubmit;
+use App\Models\CrowdType;
+use App\Models\Event;
+use App\Models\FormBuilder\FormField;
+use App\Models\FormBuilder\FormFieldBinding;
+use App\Models\FormBuilder\FormSchema;
+use App\Models\FormBuilder\FormSubmission;
+use App\Models\FormBuilder\FormSubmissionActionFailure;
+use App\Models\FormBuilder\FormValue;
+use App\FormBuilder\Bindings\BindingPassResult;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Log;
+use Tests\TestCase;
+
+final class ApplyBindingsOnFormSubmitTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_happy_path_marks_apply_status_completed(): void
+    {
+        $submission = $this->makeSubmission();
+
+        $listener = $this->app->make(ApplyBindingsOnFormSubmit::class);
+        $listener->handle(new FormSubmissionSubmitted($submission));
+
+        $reloaded = FormSubmission::query()->withoutGlobalScopes()->find($submission->id);
+        $this->assertSame(ApplyStatus::COMPLETED, $reloaded->apply_status);
+        $this->assertNotNull($reloaded->apply_completed_at);
+    }
+
+    public function test_exception_path_records_failure_and_marks_failed(): void
+    {
+        $submission = $this->makeSubmission();
+
+        $applicator = $this->throwingApplicator();
+
+        Log::shouldReceive('error')->once();
+
+        $listener = new ApplyBindingsOnFormSubmit($applicator);
+        $listener->handle(new FormSubmissionSubmitted($submission));
+
+        $reloaded = FormSubmission::query()->withoutGlobalScopes()->find($submission->id);
+        $this->assertSame(ApplyStatus::FAILED, $reloaded->apply_status);
+
+        $failure = FormSubmissionActionFailure::query()
+            ->where('form_submission_id', $submission->id)
+            ->first();
+        $this->assertNotNull($failure);
+        $this->assertSame(\RuntimeException::class, $failure->exception_class);
+        $this->assertSame('boom', $failure->exception_message);
+    }
+
+    public function test_listener_does_not_rethrow(): void
+    {
+        $submission = $this->makeSubmission();
+
+        $applicator = $this->throwingApplicator();
+
+        Log::shouldReceive('error')->once();
+
+        $listener = new ApplyBindingsOnFormSubmit($applicator);
+        $threw = false;
+        try {
+            $listener->handle(new FormSubmissionSubmitted($submission));
+        } catch (\Throwable) {
+            $threw = true;
+        }
+
+        $this->assertFalse($threw, 'Listener must swallow throws so siblings keep running');
+    }
+
+    private function throwingApplicator(): ThrowingApplicator
+    {
+        return new ThrowingApplicator(
+            $this->app->make(\App\FormBuilder\Purposes\PurposeRegistry::class),
+            $this->app->make(\App\FormBuilder\Bindings\BindingConflictResolver::class),
+            $this->app->make(\App\FormBuilder\Bindings\BindingTypeRegistry::class),
+            $this->app->make(\App\FormBuilder\Bindings\BindingActivityLogger::class),
+        );
+    }
+
+    private function makeSubmission(): FormSubmission
+    {
+        $event = Event::factory()->create();
+        CrowdType::factory()->create([
+            'organisation_id' => $event->organisation_id,
+            'is_active' => true,
+        ]);
+
+        $schema = FormSchema::factory()->create([
+            'organisation_id' => $event->organisation_id,
+            'purpose' => FormPurpose::EVENT_REGISTRATION->value,
+        ]);
+
+        $emailField = FormField::factory()->create([
+            'form_schema_id' => $schema->id,
+            'field_type' => FormFieldType::EMAIL->value,
+            'slug' => 'email',
+        ]);
+        $emailBinding = FormFieldBinding::factory()->forField($emailField)
+            ->entityOwned('person', 'email')
+            ->create([
+                'is_identity_key' => true,
+                'merge_strategy' => FormFieldBindingMergeStrategy::Overwrite->value,
+                'trust_level' => 80,
+            ]);
+
+        $firstNameField = FormField::factory()->create([
+            'form_schema_id' => $schema->id,
+            'slug' => 'first_name',
+        ]);
+        $firstNameBinding = FormFieldBinding::factory()->forField($firstNameField)
+            ->entityOwned('person', 'first_name')
+            ->create(['trust_level' => 70]);
+
+        $lastNameField = FormField::factory()->create([
+            'form_schema_id' => $schema->id,
+            'slug' => 'last_name',
+        ]);
+        $lastNameBinding = FormFieldBinding::factory()->forField($lastNameField)
+            ->entityOwned('person', 'last_name')
+            ->create(['trust_level' => 60]);
+
+        $submission = FormSubmission::factory()->forEvent($event)->create([
+            'form_schema_id' => $schema->id,
+            'subject_type' => 'person',
+        ]);
+        $submission->schema_snapshot = [
+            'fields' => [
+                $this->snapshotField($emailField, $emailBinding, 'person', 'email', identityKey: true, trustLevel: 80),
+                $this->snapshotField($firstNameField, $firstNameBinding, 'person', 'first_name', trustLevel: 70),
+                $this->snapshotField($lastNameField, $lastNameBinding, 'person', 'last_name', trustLevel: 60),
+            ],
+        ];
+        $submission->save();
+
+        $this->writeValue($submission->id, $emailField->id, 'jan@example.nl');
+        $this->writeValue($submission->id, $firstNameField->id, 'Jan');
+        $this->writeValue($submission->id, $lastNameField->id, 'Jansen');
+
+        return $submission->fresh();
+    }
+
+    private function writeValue(string $submissionId, string $fieldId, mixed $value): void
+    {
+        $row = new FormValue();
+        $row->form_submission_id = $submissionId;
+        $row->form_field_id = $fieldId;
+        $row->setAttribute('value', $value);
+        $row->value_anonymised = false;
+        $row->save();
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    private function snapshotField(
+        FormField $field,
+        FormFieldBinding $binding,
+        string $entity,
+        string $column,
+        bool $identityKey = false,
+        int $trustLevel = 50,
+    ): array {
+        return [
+            'id' => (string) $field->id,
+            'slug' => (string) $field->slug,
+            'sort_order' => (int) $field->sort_order,
+            'bindings' => [[
+                'id' => (string) $binding->id,
+                'mode' => 'entity_owned',
+                'entity' => $entity,
+                'column' => $column,
+                'merge_strategy' => 'overwrite',
+                'trust_level' => $trustLevel,
+                'is_identity_key' => $identityKey,
+            ]],
+        ];
+    }
+}
+
+final class ThrowingApplicator extends FormBindingApplicator
+{
+    public function apply(FormSubmission $submission, ?string $sectionId = null): BindingPassResult
+    {
+        throw new \RuntimeException('boom');
+    }
+}
diff --git a/api/tests/Feature/FormBuilder/Listeners/FormSubmissionSubmittedListenerOrderTest.php b/api/tests/Feature/FormBuilder/Listeners/FormSubmissionSubmittedListenerOrderTest.php
new file mode 100644
index 00000000..68799002
--- /dev/null
+++ b/api/tests/Feature/FormBuilder/Listeners/FormSubmissionSubmittedListenerOrderTest.php
@@ -0,0 +1,68 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature\FormBuilder\Listeners;
+
+use App\Events\FormBuilder\FormSubmissionSubmitted;
+use App\Listeners\FormBuilder\ApplyBindingsOnFormSubmit;
+use App\Listeners\FormBuilder\SyncTagPickerSelectionsOnSubmit;
+use App\Listeners\FormBuilder\TriggerPersonIdentityMatchOnFormSubmit;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Support\Facades\Event;
+use Tests\TestCase;
+
+/**
+ * RFC-WS-6 §3 (Q1) — listener order on FormSubmissionSubmitted is
+ * load-bearing: ApplyBindings sync (1st) → IdentityMatch sync (2nd) →
+ * queued siblings parallel.
+ */
+final class FormSubmissionSubmittedListenerOrderTest extends TestCase
+{
+    public function test_apply_bindings_runs_before_identity_match(): void
+    {
+        $listeners = Event::getRawListeners()[FormSubmissionSubmitted::class] ?? [];
+        $listenerClasses = array_map(
+            static fn ($listener): string => is_string($listener) ? $listener : get_debug_type($listener),
+            $listeners,
+        );
+
+        $applyIndex = array_search(ApplyBindingsOnFormSubmit::class, $listenerClasses, true);
+        $identityIndex = array_search(TriggerPersonIdentityMatchOnFormSubmit::class, $listenerClasses, true);
+
+        $this->assertNotFalse($applyIndex, 'ApplyBindingsOnFormSubmit must be registered');
+        $this->assertNotFalse($identityIndex, 'TriggerPersonIdentityMatchOnFormSubmit must be registered');
+        $this->assertLessThan(
+            $identityIndex,
+            $applyIndex,
+            'ApplyBindings must run before IdentityMatch in registration order',
+        );
+    }
+
+    public function test_apply_bindings_listener_is_synchronous(): void
+    {
+        $reflection = new \ReflectionClass(ApplyBindingsOnFormSubmit::class);
+        $this->assertFalse(
+            $reflection->implementsInterface(ShouldQueue::class),
+            'ApplyBindingsOnFormSubmit must be sync (no ShouldQueue)',
+        );
+    }
+
+    public function test_identity_match_listener_is_synchronous(): void
+    {
+        $reflection = new \ReflectionClass(TriggerPersonIdentityMatchOnFormSubmit::class);
+        $this->assertFalse(
+            $reflection->implementsInterface(ShouldQueue::class),
+            'TriggerPersonIdentityMatchOnFormSubmit must be sync (no ShouldQueue)',
+        );
+    }
+
+    public function test_tag_picker_sync_listener_is_queued(): void
+    {
+        $reflection = new \ReflectionClass(SyncTagPickerSelectionsOnSubmit::class);
+        $this->assertTrue(
+            $reflection->implementsInterface(ShouldQueue::class),
+            'SyncTagPickerSelectionsOnSubmit must be queued (ShouldQueue)',
+        );
+    }
+}