diff --git a/app/app/Http/Controllers/Api/DashboardController.php b/app/app/Http/Controllers/Api/DashboardController.php
index 9023daec..61de0ab3 100644
--- a/app/app/Http/Controllers/Api/DashboardController.php
+++ b/app/app/Http/Controllers/Api/DashboardController.php
@@ -74,7 +74,6 @@ class DashboardController extends Controller
             // --- active projects ---
             $activeProjects = DB::table('projects')
                 ->where('tenant_id', $tenantId)
-                ->whereNull('archived_at')
                 ->where('is_active', true)
                 ->count();
             $maxProjects = (int) (($tenant->limits['max_projects'] ?? 0));
diff --git a/app/app/Http/Controllers/Api/ProjectController.php b/app/app/Http/Controllers/Api/ProjectController.php
index 44db10c9..00421efd 100644
--- a/app/app/Http/Controllers/Api/ProjectController.php
+++ b/app/app/Http/Controllers/Api/ProjectController.php
@@ -52,16 +52,12 @@ class ProjectController extends Controller
 
         // Фильтр по статусу жизненного цикла
         $status = $request->query('status');
-        if ($status === 'archived') {
-            $query->archived();
-        } elseif ($status === 'active') {
-            $query->active()->where('is_active', true);
+        if ($status === 'active') {
+            $query->where('is_active', true);
         } elseif ($status === 'paused') {
-            $query->active()->where('is_active', false);
-        } else {
-            // По умолчанию: все не архивированные (active + paused)
-            $query->active();
+            $query->where('is_active', false);
         }
+        // default → no extra filter
 
         // Поиск по name и signal_identifier
         if ($search = $request->query('search')) {
diff --git a/app/app/Http/Requests/BulkProjectActionRequest.php b/app/app/Http/Requests/BulkProjectActionRequest.php
index a9278712..cd1f1a74 100644
--- a/app/app/Http/Requests/BulkProjectActionRequest.php
+++ b/app/app/Http/Requests/BulkProjectActionRequest.php
@@ -28,7 +28,7 @@ class BulkProjectActionRequest extends FormRequest
             'scope' => ['nullable', 'array'],
             'scope.filter' => ['nullable', 'array'],
             'scope.filter.signal_type' => ['nullable', 'string', Rule::in(['site', 'call', 'sms'])],
-            'scope.filter.status' => ['nullable', 'string', Rule::in(['active', 'paused', 'archived'])],
+            'scope.filter.status' => ['nullable', 'string', Rule::in(['active', 'paused'])],
             'scope.filter.search' => ['nullable', 'string', 'max:255'],
         ];
 
diff --git a/app/app/Http/Resources/ProjectResource.php b/app/app/Http/Resources/ProjectResource.php
index 1d7fc46d..e8da77a0 100644
--- a/app/app/Http/Resources/ProjectResource.php
+++ b/app/app/Http/Resources/ProjectResource.php
@@ -13,9 +13,6 @@ class ProjectResource extends JsonResource
 {
     public function toArray(Request $request): array
     {
-        /** @var Project $project */
-        $project = $this->resource;
-
         return [
             'id' => $this->id,
             'name' => $this->name,
@@ -28,7 +25,6 @@ class ProjectResource extends JsonResource
             'delivered_today' => $this->delivered_today,
             'delivered_in_month' => $this->delivered_in_month,
             'is_active' => $this->is_active,
-            'archived_at' => $project->archived_at?->toIso8601String(),
             'region_mask' => $this->region_mask,
             'region_mode' => $this->region_mode,
             'regions' => $this->regions,
diff --git a/app/app/Jobs/Supplier/SyncSupplierProjectsJob.php b/app/app/Jobs/Supplier/SyncSupplierProjectsJob.php
index a0599eec..e7d5cdfa 100644
--- a/app/app/Jobs/Supplier/SyncSupplierProjectsJob.php
+++ b/app/app/Jobs/Supplier/SyncSupplierProjectsJob.php
@@ -37,7 +37,7 @@ use Throwable;
  * (расписание перенесено 20:30 → 18:00, см. routes/console.php).
  *
  * Алгоритм (план 3 Task 5 → переработан: one-group-per-identifier):
- *   1. Загрузить активные Лидерра-projects (is_active=true, archived_at IS NULL).
+ *   1. Загрузить активные Лидерра-projects (is_active=true).
  *   2. Сгруппировать по (signal_type, identifier) — БЕЗ subject_code:
  *      - identifier = buildUniqueKeyAgnostic() (site/call → signal_identifier; sms+keyword → sender+keyword; sms → sender).
  *      - platforms = resolvePlatforms() (site/call → B1+B2+B3; sms+keyword → B2+B3; sms → B3).
@@ -86,7 +86,6 @@ class SyncSupplierProjectsJob implements ShouldQueue
         /** @var Collection<int, Project> $projects */
         $projects = Project::on(self::DB_CONNECTION)
             ->where('is_active', true)
-            ->whereNull('archived_at')
             ->orderBy('id')
             ->get();
 
diff --git a/app/app/Models/Project.php b/app/app/Models/Project.php
index 59f8685f..fa48b41e 100644
--- a/app/app/Models/Project.php
+++ b/app/app/Models/Project.php
@@ -40,8 +40,6 @@ class Project extends Model
         'tag',
         'type',
         'is_active',
-        // Plan 5 Task 1 (schema v8.20): soft archive flow — lifecycle-state рядом с is_active.
-        'archived_at',
         'daily_limit_target',
         'effective_daily_limit_today',
         'effective_limit_calculated_at',
@@ -87,8 +85,6 @@ class Project extends Model
             'sms_senders' => 'array',
             'delivered_in_month' => 'integer',
             'delivered_today' => 'integer',
-            // Plan 5 Task 1 (schema v8.20): soft archive.
-            'archived_at' => 'datetime',
         ];
     }
 
@@ -151,33 +147,6 @@ class Project extends Model
         return $query->where('signal_type', $signalType)->where('signal_identifier', $identifier);
     }
 
-    /**
-     * Не архивированные проекты (archived_at IS NULL).
-     *
-     * Внимание: scope не фильтрует is_active. Приостановленные (is_active=false)
-     * проекты сюда попадают — это разные lifecycle-состояния. Если нужны только
-     * «работающие» (не архив И не на паузе) — комбинируйте:
-     * ->active()->where('is_active', true).
-     *
-     * @param  Builder<Project>  $query
-     * @return Builder<Project>
-     */
-    public function scopeActive(Builder $query): Builder
-    {
-        return $query->whereNull('archived_at');
-    }
-
-    /**
-     * Архивированные проекты (archived_at IS NOT NULL).
-     *
-     * @param  Builder<Project>  $query
-     * @return Builder<Project>
-     */
-    public function scopeArchived(Builder $query): Builder
-    {
-        return $query->whereNotNull('archived_at');
-    }
-
     /**
      * Все связанные SupplierProject из eager-loaded BelongsTo отношений.
      *
diff --git a/app/app/Services/Project/ProjectService.php b/app/app/Services/Project/ProjectService.php
index 687cde7d..d83354b9 100644
--- a/app/app/Services/Project/ProjectService.php
+++ b/app/app/Services/Project/ProjectService.php
@@ -21,7 +21,6 @@ class ProjectService
             $data['tenant_id'], $data['signal_type'],
             $data['delivered_today'], $data['delivered_in_month'],
             $data['supplier_b1_project_id'], $data['supplier_b2_project_id'], $data['supplier_b3_project_id'],
-            $data['archived_at'],
         );
 
         if (isset($data['daily_limit_target']) && $data['daily_limit_target'] < $project->delivered_today) {
@@ -106,9 +105,8 @@ class ProjectService
         }
         if (! empty($filter['status'])) {
             match ($filter['status']) {
-                'active' => $query->where('is_active', true)->whereNull('archived_at'),
-                'paused' => $query->where('is_active', false)->whereNull('archived_at'),
-                'archived' => $query->whereNotNull('archived_at'),
+                'active' => $query->where('is_active', true),
+                'paused' => $query->where('is_active', false),
                 default => null,
             };
         }
@@ -312,7 +310,7 @@ class ProjectService
     public function create(Tenant $tenant, array $data): Project
     {
         $limit = (int) ($tenant->limits['max_projects'] ?? 10);
-        $current = Project::where('tenant_id', $tenant->id)->active()->count();
+        $current = Project::where('tenant_id', $tenant->id)->count();
         if ($current >= $limit) {
             throw new HttpResponseException(response()->json([
                 'message' => "Достигнут лимит проектов ({$limit}). Смените тариф.",
diff --git a/app/database/migrations/2026_05_21_000000_drop_projects_archived_at.php b/app/database/migrations/2026_05_21_000000_drop_projects_archived_at.php
new file mode 100644
index 00000000..912b451f
--- /dev/null
+++ b/app/database/migrations/2026_05_21_000000_drop_projects_archived_at.php
@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::statement('ALTER TABLE projects DROP COLUMN IF EXISTS archived_at');
+    }
+
+    public function down(): void
+    {
+        DB::statement('ALTER TABLE projects ADD COLUMN archived_at TIMESTAMPTZ NULL');
+    }
+};
diff --git a/app/tests/Feature/DashboardSummaryTest.php b/app/tests/Feature/DashboardSummaryTest.php
index 7571b9e5..a07c71f8 100644
--- a/app/tests/Feature/DashboardSummaryTest.php
+++ b/app/tests/Feature/DashboardSummaryTest.php
@@ -94,12 +94,11 @@ it('conversion = доля статуса won в окне', function () {
         ->assertJsonPath('conversion.value', 25);
 });
 
-it('active_projects считает archived_at IS NULL AND is_active=true + limit из limits', function () {
+it('active_projects считает is_active=true + limit из limits', function () {
     $tenant = Tenant::factory()->create(['limits' => ['max_projects' => 10]]);
-    Project::factory()->create(['tenant_id' => $tenant->id, 'archived_at' => null, 'is_active' => true]);
-    Project::factory()->create(['tenant_id' => $tenant->id, 'archived_at' => null, 'is_active' => true]);
-    Project::factory()->create(['tenant_id' => $tenant->id, 'archived_at' => now(), 'is_active' => true]);
-    Project::factory()->create(['tenant_id' => $tenant->id, 'archived_at' => null, 'is_active' => false]);
+    Project::factory()->create(['tenant_id' => $tenant->id, 'is_active' => true]);
+    Project::factory()->create(['tenant_id' => $tenant->id, 'is_active' => true]);
+    Project::factory()->create(['tenant_id' => $tenant->id, 'is_active' => false]);
     $this->getJson("/api/dashboard/summary?tenant_id={$tenant->id}")
         ->assertOk()
         ->assertJsonPath('active_projects.active', 2)
diff --git a/app/tests/Feature/Plan5/Projects/ProjectsListShowTest.php b/app/tests/Feature/Plan5/Projects/ProjectsListShowTest.php
index 45beafed..b810c24e 100644
--- a/app/tests/Feature/Plan5/Projects/ProjectsListShowTest.php
+++ b/app/tests/Feature/Plan5/Projects/ProjectsListShowTest.php
@@ -16,7 +16,7 @@ it('returns paginated list of active projects for current tenant', function () {
     $response->assertOk();
     $response->assertJsonStructure([
         'data' => [['id', 'name', 'signal_type', 'signal_identifier', 'daily_limit_target',
-            'delivered_today', 'is_active', 'archived_at', 'sync_status']],
+            'delivered_today', 'is_active', 'sync_status']],
         'meta' => ['current_page', 'per_page', 'total'],
     ]);
     expect($response->json('meta.total'))->toBe(3);
@@ -45,23 +45,24 @@ it('isolates projects per tenant (RLS)', function () {
     expect($response->json('meta.total'))->toBe(2);
 });
 
-it('excludes archived projects by default', function () {
+it('returns all projects by default (archive feature removed in v8.27)', function () {
     $tenant = Tenant::factory()->create();
     $user = User::factory()->create(['tenant_id' => $tenant->id]);
     Project::factory()->create(['tenant_id' => $tenant->id]);
-    Project::factory()->create(['tenant_id' => $tenant->id, 'archived_at' => now()]);
+    Project::factory()->create(['tenant_id' => $tenant->id]);
 
     $response = $this->actingAs($user)->getJson('/api/projects');
 
-    expect($response->json('meta.total'))->toBe(1);
+    expect($response->json('meta.total'))->toBe(2);
 });
 
-it('returns archived when status=archived requested', function () {
+it('status=active returns only is_active=true projects', function () {
     $tenant = Tenant::factory()->create();
     $user = User::factory()->create(['tenant_id' => $tenant->id]);
-    Project::factory()->create(['tenant_id' => $tenant->id, 'archived_at' => now()]);
+    Project::factory()->create(['tenant_id' => $tenant->id, 'is_active' => true]);
+    Project::factory()->create(['tenant_id' => $tenant->id, 'is_active' => false]);
 
-    $response = $this->actingAs($user)->getJson('/api/projects?status=archived');
+    $response = $this->actingAs($user)->getJson('/api/projects?status=active');
 
     expect($response->json('meta.total'))->toBe(1);
 });
@@ -140,19 +141,18 @@ it('search is case-insensitive for Cyrillic substrings', function () {
     expect($partial->json('meta.total'))->toBe(1);
 });
 
-it('show returns 200 for archived project (read access preserved)', function () {
+it('show returns 200 for any project by id', function () {
     $tenant = Tenant::factory()->create();
     $user = User::factory()->create(['tenant_id' => $tenant->id]);
     $project = Project::factory()->create([
         'tenant_id' => $tenant->id,
-        'archived_at' => now(),
         'signal_type' => 'site',
-        'signal_identifier' => 'archived.ru',
+        'signal_identifier' => 'myproject.ru',
     ]);
 
     $response = $this->actingAs($user)->getJson("/api/projects/{$project->id}");
 
     $response->assertOk();
     expect($response->json('data.id'))->toBe($project->id);
-    expect($response->json('data.archived_at'))->not->toBeNull();
+    expect($response->json('data'))->not->toHaveKey('archived_at');
 });
diff --git a/app/tests/Feature/Plan5/Schema/ArchivedAtTest.php b/app/tests/Feature/Plan5/Schema/ArchivedAtTest.php
index 7d602884..d5ae2813 100644
--- a/app/tests/Feature/Plan5/Schema/ArchivedAtTest.php
+++ b/app/tests/Feature/Plan5/Schema/ArchivedAtTest.php
@@ -2,7 +2,6 @@
 
 declare(strict_types=1);
 
-use App\Models\Project;
 use Illuminate\Foundation\Testing\DatabaseTransactions;
 use Illuminate\Support\Facades\Schema;
 
@@ -11,15 +10,6 @@ use Illuminate\Support\Facades\Schema;
 // DatabaseTransactions — изоляция; also ensures DB connection is bootstrapped.
 uses(DatabaseTransactions::class);
 
-it('projects table has archived_at column nullable timestamp', function () {
-    expect(Schema::hasColumn('projects', 'archived_at'))->toBeTrue();
-    $type = Schema::getColumnType('projects', 'archived_at');
-    // PostgreSQL TIMESTAMPTZ → Doctrine/Laravel reports 'timestamptz' (not 'timestamp').
-    expect($type)->toBe('timestamptz');
-});
-
-it('Project model has archived_at in fillable and casts it to datetime', function () {
-    $project = new Project;
-    expect(in_array('archived_at', $project->getFillable(), true))->toBeTrue();
-    expect($project->getCasts()['archived_at'] ?? null)->toBe('datetime');
+it('projects table does NOT have archived_at column (feature removed in v8.27)', function () {
+    expect(Schema::hasColumn('projects', 'archived_at'))->toBeFalse();
 });
diff --git a/app/tests/Feature/Supplier/SyncSupplierProjectsJobTest.php b/app/tests/Feature/Supplier/SyncSupplierProjectsJobTest.php
index 996ad252..21fd42ce 100644
--- a/app/tests/Feature/Supplier/SyncSupplierProjectsJobTest.php
+++ b/app/tests/Feature/Supplier/SyncSupplierProjectsJobTest.php
@@ -57,7 +57,6 @@ test('single-group: regions=[82,83] site → merged regions tag=РФ → 3 suppl
     $project = Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'persubject.example.com',
         'daily_limit_target' => 9,
@@ -116,7 +115,6 @@ test('all-RF pool: regions=[] → 1 group subject_code=null tag=РФ → 3 suppl
     $project = Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'rf-pool.example.com',
         'daily_limit_target' => 6,
@@ -167,7 +165,6 @@ test('order: 2 projects same source×subject → computeOrder(limits=[10,20]) 
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'order-test.example.com',
         'daily_limit_target' => 10,
@@ -178,7 +175,6 @@ test('order: 2 projects same source×subject → computeOrder(limits=[10,20]) 
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'order-test.example.com',
         'daily_limit_target' => 20,
@@ -229,7 +225,6 @@ test('sms+keyword → platforms B2+B3 (2 supplier_projects per subject)', functi
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'sms',
         'signal_identifier' => null,
         'sms_senders' => ['79001234567'],
@@ -271,7 +266,6 @@ test('sms without keyword → platform B3 only (1 supplier_project)', function (
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'sms',
         'signal_identifier' => null,
         'sms_senders' => ['79009876543'],
@@ -314,7 +308,6 @@ test('idempotent: repeat run with no changes → updateProject not duplicate', f
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'idempotent.example.com',
         'daily_limit_target' => 9,
@@ -375,7 +368,6 @@ test('respects time budget by stopping at 20:55 МСК', function (): void {
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'time-budget.example.com',
         'daily_limit_target' => 9,
@@ -397,7 +389,6 @@ test('sticky auth error throws and sends critical alert email', function (): voi
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'auth-fail.example.com',
         'daily_limit_target' => 9,
@@ -425,7 +416,6 @@ test('aborts after 50 consecutive transient failures and sends alert', function
         Project::factory()->create([
             'tenant_id' => $tenant->id,
             'is_active' => true,
-            'archived_at' => null,
             'signal_type' => 'site',
             'signal_identifier' => "host{$i}.abort.com",
             'daily_limit_target' => 9,
@@ -449,7 +439,6 @@ test('writes supplier_sync_log row for each successful action', function (): voi
     Project::factory()->create([
         'tenant_id' => $tenant->id,
         'is_active' => true,
-        'archived_at' => null,
         'signal_type' => 'site',
         'signal_identifier' => 'audit-log.example.com',
         'daily_limit_target' => 9,
diff --git a/db/CHANGELOG_schema.md b/db/CHANGELOG_schema.md
index aea0e57f..0022cecd 100644
--- a/db/CHANGELOG_schema.md
+++ b/db/CHANGELOG_schema.md
@@ -6,6 +6,10 @@
 
 **История записей:**
 
+## v8.27 — 2026-05-21 — DROP COLUMN projects.archived_at
+
+- DROP COLUMN `projects.archived_at` — фича «архив» полностью убрана и заменена настоящим удалением с защитой по сделкам (`ProjectService::delete()`). Миграция `2026_05_21_000000_drop_projects_archived_at.php`.
+
 ## v8.26 — 2026-05-20 — supplier_projects.subject_code (per-субъект экспорт)
 
 `supplier_projects` +1 колонка `subject_code SMALLINT NULL` (1..89; NULL = пул «Вся РФ»),
diff --git a/db/schema.sql b/db/schema.sql
index 3109ddd2..57efcdfb 100644
--- a/db/schema.sql
+++ b/db/schema.sql
@@ -1,6 +1,6 @@
 -- =============================================================================
 -- schema.sql — единая схема БД для SaaS-аналога crm.bp-gr.ru («Лидерра»)
--- Версия: v8.26 (20.05.2026 — project-migration-redesign Plans 1-3: supplier_projects.subject_code (per-субъект экспорт) + project_supplier_links (M:N pivot projects↔supplier_projects) + deals.subject_code + CHECK chk_deals_subject_code + seed system_settings.supplier_export_mode)
+-- Версия: v8.27 (21.05.2026 — drop projects.archived_at: feature архива заменена настоящим удалением с защитой по сделкам (ProjectService::delete()))
 -- Метрики: 65 базовые таблицы (63 regular + 2 partitioned parents: deals + supplier_lead_costs) + 12 партиций / 123 индекса / 40 RLS-политик / 5 функций / 13 триггеров
 -- Базовая версия: v8.25 (19.05.2026 — supplier_manual_sync_queue: SaaS-level Tier 3 очередь резерва канала миграции проектов)
 -- Базовая версия: v8.24 (18.05.2026 — supplier_leads.vid → nullable для CSV-recovered лидов (Путь 2))
@@ -840,7 +840,6 @@ CREATE TABLE projects (
                                     CHECK (ttfr_target_minutes BETWEEN 1 AND 1440),
     created_at                      TIMESTAMPTZ DEFAULT NOW(),
     updated_at                      TIMESTAMPTZ,
-    archived_at                     TIMESTAMPTZ NULL,                     -- v8.20 (Plan 5): soft archive flow (отличие от is_active=false который = pause)
     UNIQUE (tenant_id, name),
     CONSTRAINT chk_projects_daily_limit_positive
         CHECK (daily_limit_target > 0),