diff --git a/app/app/Models/SalesAttachmentRequest.php b/app/app/Models/SalesAttachmentRequest.php
new file mode 100644
index 00000000..68600f0d
--- /dev/null
+++ b/app/app/Models/SalesAttachmentRequest.php
@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * Заявка менеджера на привязку клиента к своему профилю.
+ *
+ * SaaS-level модель: без RLS.
+ *
+ * status: 'pending' | 'approved' | 'rejected' | 'not_found'
+ * tenant_id nullable — заполняется после поиска клиента по login_input.
+ * decided_by — ссылка на sales_users.id (руководитель, принявший решение).
+ *
+ * Timestamps: только created_at (нет updated_at).
+ *
+ * Источник: db/migrations/2026_07_01_100000_create_sales_portal_tables.php
+ *
+ * @property int $id
+ * @property int $sales_user_id
+ * @property string $login_input
+ * @property int|null $tenant_id
+ * @property string $status
+ * @property string|null $comment
+ * @property int|null $decided_by
+ * @property \Carbon\Carbon|null $decided_at
+ * @property \Carbon\Carbon $created_at
+ */
+class SalesAttachmentRequest extends Model
+{
+    public $timestamps = false;
+
+    protected $fillable = [
+        'sales_user_id',
+        'login_input',
+        'tenant_id',
+        'status',
+        'comment',
+        'decided_by',
+        'decided_at',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'decided_at' => 'datetime',
+            'created_at' => 'datetime',
+        ];
+    }
+
+    /** @return BelongsTo<SalesUser, $this> */
+    public function salesUser(): BelongsTo
+    {
+        return $this->belongsTo(SalesUser::class, 'sales_user_id');
+    }
+
+    /** @return BelongsTo<Tenant, $this> */
+    public function tenant(): BelongsTo
+    {
+        return $this->belongsTo(Tenant::class, 'tenant_id');
+    }
+
+    /** @return BelongsTo<SalesUser, $this> */
+    public function decider(): BelongsTo
+    {
+        return $this->belongsTo(SalesUser::class, 'decided_by');
+    }
+}
diff --git a/app/app/Models/SalesClientAssignment.php b/app/app/Models/SalesClientAssignment.php
new file mode 100644
index 00000000..6fb3125b
--- /dev/null
+++ b/app/app/Models/SalesClientAssignment.php
@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * Привязка «один менеджер — один клиент» с snapshot тарифа.
+ *
+ * SaaS-level модель: без RLS. tenant_id UNIQUE → один клиент всегда
+ * принадлежит не более чем одному менеджеру.
+ *
+ * tariff_params — snapshot параметров тарифа на момент привязки
+ * (копируется из SalesTariff.params, не следует live изменениям тарифа).
+ *
+ * Timestamps: только created_at (нет updated_at — без timestamps = false,
+ * задаём через $timestamps).
+ *
+ * Источник: db/migrations/2026_07_01_100000_create_sales_portal_tables.php
+ *
+ * @property int $id
+ * @property int $sales_user_id
+ * @property int $tenant_id
+ * @property int|null $tariff_id
+ * @property string|null $tariff_kind
+ * @property array<string,mixed> $tariff_params
+ * @property \Carbon\Carbon $assigned_at
+ * @property \Carbon\Carbon $created_at
+ */
+class SalesClientAssignment extends Model
+{
+    public $timestamps = false;
+
+    protected $fillable = [
+        'sales_user_id',
+        'tenant_id',
+        'tariff_id',
+        'tariff_kind',
+        'tariff_params',
+        'assigned_at',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'tariff_params' => 'array',
+            'assigned_at'   => 'datetime',
+            'created_at'    => 'datetime',
+        ];
+    }
+
+    /** @return BelongsTo<SalesUser, $this> */
+    public function salesUser(): BelongsTo
+    {
+        return $this->belongsTo(SalesUser::class, 'sales_user_id');
+    }
+
+    /** @return BelongsTo<SalesTariff, $this> */
+    public function tariff(): BelongsTo
+    {
+        return $this->belongsTo(SalesTariff::class, 'tariff_id');
+    }
+
+    /** @return BelongsTo<Tenant, $this> */
+    public function tenant(): BelongsTo
+    {
+        return $this->belongsTo(Tenant::class, 'tenant_id');
+    }
+}
diff --git a/app/app/Models/SalesPayout.php b/app/app/Models/SalesPayout.php
new file mode 100644
index 00000000..a28fa9c0
--- /dev/null
+++ b/app/app/Models/SalesPayout.php
@@ -0,0 +1,62 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * Append-only журнал выплат менеджерам портала отдела продаж.
+ *
+ * SaaS-level модель: без RLS.
+ *
+ * Append-only: UPDATE/DELETE запрещены DB-триггером sales_payouts_no_mutate()
+ * (бросает EXCEPTION). Не добавляй update/delete логику в этот класс.
+ *
+ * Timestamps: только created_at (нет updated_at).
+ *
+ * Источник: db/migrations/2026_07_01_100000_create_sales_portal_tables.php
+ *
+ * @property int $id
+ * @property int $sales_user_id
+ * @property string $amount_rub
+ * @property \Carbon\Carbon $paid_on
+ * @property string|null $comment
+ * @property int $created_by
+ * @property \Carbon\Carbon $created_at
+ */
+class SalesPayout extends Model
+{
+    public $timestamps = false;
+
+    protected $fillable = [
+        'sales_user_id',
+        'amount_rub',
+        'paid_on',
+        'comment',
+        'created_by',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'amount_rub' => 'decimal:2',
+            'paid_on'    => 'date',
+            'created_at' => 'datetime',
+        ];
+    }
+
+    /** @return BelongsTo<SalesUser, $this> */
+    public function salesUser(): BelongsTo
+    {
+        return $this->belongsTo(SalesUser::class, 'sales_user_id');
+    }
+
+    /** @return BelongsTo<SalesUser, $this> */
+    public function creator(): BelongsTo
+    {
+        return $this->belongsTo(SalesUser::class, 'created_by');
+    }
+}
diff --git a/app/app/Models/SalesTariff.php b/app/app/Models/SalesTariff.php
new file mode 100644
index 00000000..046a91f3
--- /dev/null
+++ b/app/app/Models/SalesTariff.php
@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+/**
+ * Тарифный план портала отдела продаж.
+ *
+ * SaaS-level модель: без RLS. Используется как шаблон при привязке
+ * менеджера к клиенту (snapshot копируется в SalesClientAssignment).
+ *
+ * kind: 'topup_step' | 'percent_oborot' | 'fix_per_client'
+ * params: JSONB с параметрами тарифа (зависят от kind).
+ *
+ * Источник: db/migrations/2026_07_01_100000_create_sales_portal_tables.php
+ *
+ * @property int $id
+ * @property string $name
+ * @property string $kind
+ * @property array<string,mixed> $params
+ * @property bool $is_active
+ */
+class SalesTariff extends Model
+{
+    protected $fillable = [
+        'name',
+        'kind',
+        'params',
+        'is_active',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'params'     => 'array',
+            'is_active'  => 'boolean',
+            'created_at' => 'datetime',
+            'updated_at' => 'datetime',
+        ];
+    }
+
+    /** @return HasMany<SalesUser, $this> */
+    public function salesUsers(): HasMany
+    {
+        return $this->hasMany(SalesUser::class, 'current_tariff_id');
+    }
+
+    /** @return HasMany<SalesClientAssignment, $this> */
+    public function assignments(): HasMany
+    {
+        return $this->hasMany(SalesClientAssignment::class, 'tariff_id');
+    }
+}
diff --git a/app/app/Models/SalesUser.php b/app/app/Models/SalesUser.php
new file mode 100644
index 00000000..a26348a7
--- /dev/null
+++ b/app/app/Models/SalesUser.php
@@ -0,0 +1,89 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Foundation\Auth\User as Authenticatable;
+use Laravel\Sanctum\HasApiTokens;
+
+/**
+ * Аккаунт менеджера или руководителя портала отдела продаж.
+ *
+ * SaaS-level модель: без RLS. Отдельная таблица sales_users —
+ * не путать с tenant-level users (User.php).
+ *
+ * role: 'manager' | 'head'
+ *
+ * Используется как Authenticatable для auth портала продаж;
+ * HasApiTokens нужен для Sanctum API-токенов (будущие фазы).
+ *
+ * Источник: db/migrations/2026_07_01_100000_create_sales_portal_tables.php
+ *
+ * @property int $id
+ * @property string $name
+ * @property string $email
+ * @property string $password
+ * @property string $role
+ * @property bool $is_active
+ * @property string $base_salary_rub
+ * @property int|null $current_tariff_id
+ * @property int|null $created_by
+ */
+class SalesUser extends Authenticatable
+{
+    use HasApiTokens;
+
+    protected $fillable = [
+        'name',
+        'email',
+        'password',
+        'role',
+        'is_active',
+        'base_salary_rub',
+        'current_tariff_id',
+        'created_by',
+    ];
+
+    protected $hidden = [
+        'password',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'is_active'       => 'boolean',
+            'base_salary_rub' => 'decimal:2',
+            'created_at'      => 'datetime',
+            'updated_at'      => 'datetime',
+        ];
+    }
+
+    /**
+     * Менеджер является руководителем (head) отдела продаж.
+     */
+    public function isHead(): bool
+    {
+        return $this->role === 'head';
+    }
+
+    /** @return BelongsTo<SalesTariff, $this> */
+    public function currentTariff(): BelongsTo
+    {
+        return $this->belongsTo(SalesTariff::class, 'current_tariff_id');
+    }
+
+    /** @return HasMany<SalesClientAssignment, $this> */
+    public function assignments(): HasMany
+    {
+        return $this->hasMany(SalesClientAssignment::class, 'sales_user_id');
+    }
+
+    /** @return HasMany<SalesPayout, $this> */
+    public function payouts(): HasMany
+    {
+        return $this->hasMany(SalesPayout::class, 'sales_user_id');
+    }
+}
diff --git a/app/tests/Feature/Sales/SalesModelsTest.php b/app/tests/Feature/Sales/SalesModelsTest.php
new file mode 100644
index 00000000..a56f84e4
--- /dev/null
+++ b/app/tests/Feature/Sales/SalesModelsTest.php
@@ -0,0 +1,179 @@
+<?php
+
+declare(strict_types=1);
+
+use App\Models\SalesAttachmentRequest;
+use App\Models\SalesClientAssignment;
+use App\Models\SalesPayout;
+use App\Models\SalesTariff;
+use App\Models\SalesUser;
+use App\Models\Tenant;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+
+/**
+ * Smoke-тесты Eloquent-моделей портала продаж.
+ * Проверяют: создание записей, каsты, связи, вспомогательные методы.
+ *
+ * Изоляция: DatabaseTransactions — каждый тест оборачивается в транзакцию
+ * и откатывается, не оставляя строк в liderra_testing.
+ *
+ * Используем DEFAULT connection (pgsql → liderra_testing в тестах).
+ * sales_* таблицы созданы Task 0.1 (migration 2026_07_01_100000_create_sales_portal_tables.php).
+ */
+uses(DatabaseTransactions::class);
+
+// ── helpers ────────────────────────────────────────────────────────────────
+
+function makeSalesTariff(array $attrs = []): SalesTariff
+{
+    return SalesTariff::create(array_merge([
+        'name'      => 'Test tariff ' . uniqid(),
+        'kind'      => 'topup_step',
+        'params'    => ['step' => 1000, 'bonus' => 100],
+        'is_active' => true,
+    ], $attrs));
+}
+
+function makeSalesUser(array $attrs = []): SalesUser
+{
+    return SalesUser::create(array_merge([
+        'name'     => 'Manager ' . uniqid(),
+        'email'    => 'mgr' . uniqid() . '@test.local',
+        'password' => bcrypt('secret'),
+        'role'     => 'manager',
+    ], $attrs));
+}
+
+// ── 1. SalesTariff ─────────────────────────────────────────────────────────
+
+test('SalesTariff можно создать и params отдаётся массивом', function () {
+    $tariff = makeSalesTariff([
+        'params' => ['step' => 5000, 'bonus' => 500],
+    ]);
+
+    expect($tariff->id)->toBeInt()
+        ->and($tariff->name)->toStartWith('Test tariff')
+        ->and($tariff->kind)->toBe('topup_step')
+        ->and($tariff->params)->toBeArray()
+        ->and($tariff->params['step'])->toBe(5000)
+        ->and($tariff->is_active)->toBeTrue();
+});
+
+// ── 2. SalesUser ───────────────────────────────────────────────────────────
+
+test('SalesUser создаётся с role=manager и current_tariff_id', function () {
+    $tariff = makeSalesTariff();
+    $user = makeSalesUser([
+        'role'              => 'manager',
+        'current_tariff_id' => $tariff->id,
+        'base_salary_rub'   => '50000.00',
+    ]);
+
+    expect($user->id)->toBeInt()
+        ->and($user->role)->toBe('manager')
+        ->and($user->current_tariff_id)->toBe($tariff->id)
+        ->and($user->fresh()->is_active)->toBeTrue();  // DB default=TRUE, fresh() синхронизирует
+});
+
+test('SalesUser::isHead() верен для role=head и false для role=manager', function () {
+    $head    = makeSalesUser(['role' => 'head']);
+    $manager = makeSalesUser(['role' => 'manager']);
+
+    expect($head->isHead())->toBeTrue()
+        ->and($manager->isHead())->toBeFalse();
+});
+
+test('SalesUser is_active приходит булевым', function () {
+    $user = makeSalesUser(['is_active' => true]);
+
+    expect($user->is_active)->toBeBool()->toBeTrue();
+});
+
+// ── 3. SalesClientAssignment ───────────────────────────────────────────────
+
+test('SalesClientAssignment связывает пользователя с тенантом и tariff_params — массив', function () {
+    $tariff = makeSalesTariff(['kind' => 'percent_oborot', 'params' => ['percent' => 5]]);
+    $user   = makeSalesUser(['current_tariff_id' => $tariff->id]);
+    $tenant = Tenant::factory()->create();  // реальный тенант (FK tenants.id)
+
+    $assignment = SalesClientAssignment::create([
+        'sales_user_id' => $user->id,
+        'tenant_id'     => $tenant->id,
+        'tariff_id'     => $tariff->id,
+        'tariff_kind'   => $tariff->kind,
+        'tariff_params' => ['percent' => 5],
+        'assigned_at'   => now(),
+    ]);
+
+    expect($assignment->id)->toBeInt()
+        ->and($assignment->tariff_params)->toBeArray()
+        ->and($assignment->tariff_params['percent'])->toBe(5)
+        ->and($assignment->assigned_at)->toBeInstanceOf(\Carbon\Carbon::class);
+});
+
+test('SalesUser->assignments() возвращает HasMany-коллекцию', function () {
+    $user   = makeSalesUser();
+    $tenant = Tenant::factory()->create();
+
+    SalesClientAssignment::create([
+        'sales_user_id' => $user->id,
+        'tenant_id'     => $tenant->id,
+        'tariff_params' => [],
+        'assigned_at'   => now(),
+    ]);
+
+    $relation = $user->assignments();
+    expect($relation)->toBeInstanceOf(HasMany::class);
+
+    $collection = $user->assignments;
+    expect($collection)->toHaveCount(1)
+        ->and($collection->first())->toBeInstanceOf(SalesClientAssignment::class);
+});
+
+// ── 4. SalesAttachmentRequest ──────────────────────────────────────────────
+
+test('SalesAttachmentRequest создаётся со статусом pending', function () {
+    $user = makeSalesUser();
+
+    $req = SalesAttachmentRequest::create([
+        'sales_user_id' => $user->id,
+        'login_input'   => 'client@example.com',
+        'status'        => 'pending',
+    ]);
+
+    expect($req->id)->toBeInt()
+        ->and($req->status)->toBe('pending')
+        ->and($req->decided_at)->toBeNull();
+});
+
+// ── 5. SalesPayout ─────────────────────────────────────────────────────────
+
+test('SalesPayout создаётся, amount_rub — decimal, paid_on — date', function () {
+    $user = makeSalesUser();
+
+    $payout = SalesPayout::create([
+        'sales_user_id' => $user->id,
+        'amount_rub'    => '12500.50',
+        'paid_on'       => today(),
+        'created_by'    => $user->id,
+    ]);
+
+    expect($payout->id)->toBeInt()
+        ->and((float) $payout->amount_rub)->toBe(12500.50)
+        ->and($payout->paid_on)->toBeInstanceOf(\Carbon\Carbon::class);
+});
+
+test('SalesPayout append-only: UPDATE бросает исключение', function () {
+    $user = makeSalesUser();
+
+    $payout = SalesPayout::create([
+        'sales_user_id' => $user->id,
+        'amount_rub'    => '100.00',
+        'paid_on'       => today(),
+        'created_by'    => $user->id,
+    ]);
+
+    expect(fn () => $payout->update(['amount_rub' => '999.00']))
+        ->toThrow(\Illuminate\Database\QueryException::class);
+});