diff --git a/api/app/Console/Commands/SeedArtistAdvanceDefaultCommand.php b/api/app/Console/Commands/SeedArtistAdvanceDefaultCommand.php
new file mode 100644
index 00000000..d7e2cb60
--- /dev/null
+++ b/api/app/Console/Commands/SeedArtistAdvanceDefaultCommand.php
@@ -0,0 +1,51 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Console\Commands;
+
+use App\FormBuilder\Defaults\ArtistAdvanceDefault;
+use App\Models\Organisation;
+use Illuminate\Console\Command;
+
+/**
+ * Seed the default artist_advance FormSchema for one organisation
+ * (by id) or for every organisation.
+ *
+ * The OrganisationObserver wires this for new tenants automatically;
+ * this command exists to backfill organisations that pre-date the
+ * RFC-TIMETABLE v0.2 D15 default. Idempotent — orgs that already own
+ * an artist_advance schema are skipped.
+ */
+final class SeedArtistAdvanceDefaultCommand extends Command
+{
+    protected $signature = 'artist:seed-advance-default {organisation? : Organisation ID; omit to seed every organisation}';
+
+    protected $description = 'Seed the default artist_advance FormSchema for one or every organisation.';
+
+    public function handle(): int
+    {
+        $organisationId = $this->argument('organisation');
+
+        $query = Organisation::query();
+        if (is_string($organisationId) && $organisationId !== '') {
+            $query->whereKey($organisationId);
+        }
+
+        $organisations = $query->get();
+        if ($organisations->isEmpty()) {
+            $this->error('No organisations matched the supplied filter.');
+
+            return self::FAILURE;
+        }
+
+        foreach ($organisations as $organisation) {
+            ArtistAdvanceDefault::seedFor($organisation);
+            $this->line(sprintf('  ✓ %s (%s)', $organisation->name, $organisation->id));
+        }
+
+        $this->info(sprintf('Seeded artist_advance defaults for %d organisation(s).', $organisations->count()));
+
+        return self::SUCCESS;
+    }
+}
diff --git a/api/app/FormBuilder/Defaults/ArtistAdvanceDefault.php b/api/app/FormBuilder/Defaults/ArtistAdvanceDefault.php
new file mode 100644
index 00000000..5cf6c769
--- /dev/null
+++ b/api/app/FormBuilder/Defaults/ArtistAdvanceDefault.php
@@ -0,0 +1,181 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\FormBuilder\Defaults;
+
+use App\Enums\Artist\AdvanceSectionType;
+use App\Enums\FormBuilder\FormFieldType;
+use App\Enums\FormBuilder\FormPurpose;
+use App\Enums\FormBuilder\FormSchemaSnapshotMode;
+use App\Enums\FormBuilder\FormSubmissionMode;
+use App\Models\FormBuilder\FormField;
+use App\Models\FormBuilder\FormSchema;
+use App\Models\FormBuilder\FormSchemaSection;
+use App\Models\Organisation;
+use App\Models\Scopes\OrganisationScope;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * Default `artist_advance` FormSchema bootstrap per RFC-TIMETABLE
+ * v0.2 D15. One schema per organisation, with five sections mapped
+ * to AdvanceSectionType:
+ *
+ *   - General Info     → Custom
+ *   - Contacts         → Contacts
+ *   - Production       → Production
+ *   - Technical Rider  → Production
+ *   - Hospitality      → Custom
+ *
+ * Each section carries 3-4 illustrative fields. Organisations
+ * customise via the FormBuilder UI later. The schema is published
+ * and uses section_level_submit per ARCH-FORM-BUILDER §3.2.5.
+ *
+ * Idempotent: if an organisation already owns an artist_advance
+ * schema (any one), the seeder no-ops and returns the existing row.
+ *
+ * Bridge to per-engagement AdvanceSection rows: FormSchemaSection
+ * slug matches AdvanceSectionType::value (where applicable). Sections
+ * carrying type=Custom use a stable slug per row name.
+ */
+final class ArtistAdvanceDefault
+{
+    public static function seedFor(Organisation $organisation): FormSchema
+    {
+        $existing = FormSchema::query()
+            ->withoutGlobalScope(OrganisationScope::class)
+            ->where('organisation_id', $organisation->id)
+            ->where('purpose', FormPurpose::ARTIST_ADVANCE->value)
+            ->first();
+
+        if ($existing instanceof FormSchema) {
+            return $existing;
+        }
+
+        return DB::transaction(static function () use ($organisation): FormSchema {
+            $schema = FormSchema::create([
+                'organisation_id' => $organisation->id,
+                'owner_type' => 'organisation',
+                'owner_id' => $organisation->id,
+                'name' => 'Artiest advance',
+                'slug' => 'artiest-advance',
+                'purpose' => FormPurpose::ARTIST_ADVANCE->value,
+                'description' => 'Standaard advance-formulier voor artiesten. Pas de secties en velden aan via de FormBuilder.',
+                'is_published' => true,
+                'submission_mode' => FormSubmissionMode::DRAFT_SINGLE->value,
+                'locale' => 'nl',
+                'snapshot_mode' => FormSchemaSnapshotMode::ON_SUBMIT->value,
+                'freeze_on_submit' => false,
+                'section_level_submit' => true,
+                'auto_save_enabled' => true,
+                'version' => 1,
+            ]);
+
+            foreach (self::sectionDefinitions() as $sortOrder => $def) {
+                $section = FormSchemaSection::create([
+                    'form_schema_id' => $schema->id,
+                    'slug' => $def['slug'],
+                    'name' => $def['name'],
+                    'sort_order' => $sortOrder + 1,
+                    'submit_independent' => true,
+                    'required_for_schema_submit' => true,
+                ]);
+
+                foreach ($def['fields'] as $fieldOrder => $field) {
+                    FormField::create([
+                        'form_schema_id' => $schema->id,
+                        'form_schema_section_id' => $section->id,
+                        'field_type' => $field['type']->value,
+                        'slug' => $field['slug'],
+                        'label' => $field['label'],
+                        'help_text' => $field['help_text'] ?? null,
+                        'is_required' => $field['is_required'] ?? false,
+                        'is_filterable' => false,
+                        'is_portal_visible' => true,
+                        'is_admin_only' => false,
+                        'is_pii' => $field['is_pii'] ?? false,
+                        'display_width' => $field['display_width'] ?? 'full',
+                        'value_storage_hint' => ($field['type']->recommendedValueStorageHint())->value,
+                        'sort_order' => $fieldOrder + 1,
+                    ]);
+                }
+            }
+
+            return $schema->refresh();
+        });
+    }
+
+    /**
+     * @return array<int, array{
+     *   slug: string,
+     *   name: string,
+     *   advance_type: AdvanceSectionType,
+     *   fields: array<int, array{
+     *     type: FormFieldType,
+     *     slug: string,
+     *     label: string,
+     *     help_text?: string,
+     *     is_required?: bool,
+     *     is_pii?: bool,
+     *     display_width?: string,
+     *   }>
+     * }>
+     */
+    private static function sectionDefinitions(): array
+    {
+        return [
+            [
+                'slug' => 'general-info',
+                'name' => 'Algemeen',
+                'advance_type' => AdvanceSectionType::Custom,
+                'fields' => [
+                    ['type' => FormFieldType::DATETIME, 'slug' => 'arrival-datetime', 'label' => 'Aankomsttijd', 'is_required' => true, 'display_width' => 'half'],
+                    ['type' => FormFieldType::DATETIME, 'slug' => 'departure-datetime', 'label' => 'Vertrektijd', 'is_required' => true, 'display_width' => 'half'],
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'general-notes', 'label' => 'Opmerkingen'],
+                ],
+            ],
+            [
+                'slug' => 'contacts',
+                'name' => 'Contactpersonen',
+                'advance_type' => AdvanceSectionType::Contacts,
+                'fields' => [
+                    ['type' => FormFieldType::TEXT, 'slug' => 'tour-manager-name', 'label' => 'Tour manager', 'is_required' => true, 'is_pii' => true, 'display_width' => 'full'],
+                    ['type' => FormFieldType::EMAIL, 'slug' => 'tour-manager-email', 'label' => 'E-mail tour manager', 'is_required' => true, 'is_pii' => true, 'display_width' => 'half'],
+                    ['type' => FormFieldType::PHONE, 'slug' => 'tour-manager-phone', 'label' => 'Telefoon tour manager', 'is_pii' => true, 'display_width' => 'half'],
+                    ['type' => FormFieldType::TABLE_ROWS, 'slug' => 'additional-contacts', 'label' => 'Aanvullende contactpersonen', 'is_pii' => true],
+                ],
+            ],
+            [
+                'slug' => 'production',
+                'name' => 'Productie',
+                'advance_type' => AdvanceSectionType::Production,
+                'fields' => [
+                    ['type' => FormFieldType::FILE_UPLOAD, 'slug' => 'stage-plot', 'label' => 'Stage plot'],
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'monitor-needs', 'label' => 'Monitorwensen'],
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'special-equipment', 'label' => 'Specifieke apparatuur'],
+                ],
+            ],
+            [
+                'slug' => 'technical-rider',
+                'name' => 'Technische rider',
+                'advance_type' => AdvanceSectionType::Production,
+                'fields' => [
+                    ['type' => FormFieldType::FILE_UPLOAD, 'slug' => 'input-list', 'label' => 'Input list'],
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'microphone-preferences', 'label' => 'Microfoonvoorkeuren'],
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'backline-requirements', 'label' => 'Backline'],
+                ],
+            ],
+            [
+                'slug' => 'hospitality',
+                'name' => 'Hospitality',
+                'advance_type' => AdvanceSectionType::Custom,
+                'fields' => [
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'dressing-room-requirements', 'label' => 'Kleedkamer'],
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'food-preferences', 'label' => 'Cateringvoorkeuren'],
+                    ['type' => FormFieldType::TEXTAREA, 'slug' => 'drinks', 'label' => 'Drankvoorkeuren'],
+                    ['type' => FormFieldType::TEXT, 'slug' => 'allergies', 'label' => 'Allergieën', 'is_pii' => true],
+                ],
+            ],
+        ];
+    }
+}
diff --git a/api/app/Observers/OrganisationObserver.php b/api/app/Observers/OrganisationObserver.php
new file mode 100644
index 00000000..0c0de7cf
--- /dev/null
+++ b/api/app/Observers/OrganisationObserver.php
@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Observers;
+
+use App\FormBuilder\Defaults\ArtistAdvanceDefault;
+use App\Models\Organisation;
+
+/**
+ * Bootstrap an organisation's domain defaults on creation.
+ *
+ * Currently provisions the artist_advance FormSchema (RFC-TIMETABLE
+ * v0.2 D15) so new tenants can use the artist portal flow without a
+ * separate manual step. Existing organisations get the same coverage
+ * via the `artist:seed-advance-default` artisan command.
+ *
+ * The default seeder is idempotent — if the org already owns an
+ * artist_advance schema, the call is a no-op. Safe to re-run.
+ */
+final class OrganisationObserver
+{
+    public function created(Organisation $organisation): void
+    {
+        ArtistAdvanceDefault::seedFor($organisation);
+    }
+}
diff --git a/api/app/Providers/AppServiceProvider.php b/api/app/Providers/AppServiceProvider.php
index 5389abdd..ebe297e9 100644
--- a/api/app/Providers/AppServiceProvider.php
+++ b/api/app/Providers/AppServiceProvider.php
@@ -153,6 +153,7 @@ class AppServiceProvider extends ServiceProvider
 
         Person::observe(PersonObserver::class);
         User::observe(UserObserver::class);
+        Organisation::observe(\App\Observers\OrganisationObserver::class);
         FormValue::observe(FormValueObserver::class);
         \App\Models\FormBuilder\FormSubmission::observe(FormSubmissionObserver::class);