diff --git a/src/Application/Security/Models/Entities/Client.php b/src/Application/Security/Models/Entities/Client.php
index e6a3725..ef0ce52 100644
--- a/src/Application/Security/Models/Entities/Client.php
+++ b/src/Application/Security/Models/Entities/Client.php
@@ -8,14 +8,14 @@ use Application\Security\Models\ValueObjects\ClientIdentifier;
 use Application\Security\Models\ValueObjects\ClientName;
 use Application\Security\Models\ValueObjects\ClientSecret;
 use Application\Security\Models\ValueObjects\Entities\ClientId;
-use Shared\DDD\Model\Entity;
+use Shared\DDD\Model\AggregateRoot;
 use Shared\DDD\Model\HasTimestampIdentifier;
 use Shared\Time\Utc;
 
 /**
- * @implements Entity<ClientId>
+ * @implements AggregateRoot<ClientId>
  */
-final class Client implements Entity, HasTimestampIdentifier
+final class Client implements AggregateRoot, HasTimestampIdentifier
 {
     private function __construct(
         public readonly ClientId $id,
diff --git a/src/Application/Security/Models/Entities/SecurityAuditLogEntry.php b/src/Application/Security/Models/Entities/SecurityAuditLogEntry.php
index 430c44b..e8236cf 100644
--- a/src/Application/Security/Models/Entities/SecurityAuditLogEntry.php
+++ b/src/Application/Security/Models/Entities/SecurityAuditLogEntry.php
@@ -7,13 +7,13 @@ namespace Application\Security\Models\Entities;
 use Application\Security\Models\ValueObjects\Entities\SecurityAuditLogDetails;
 use Application\Security\Models\ValueObjects\Entities\SecurityAuditLogEntryId;
 use Ramsey\Uuid\UuidInterface;
-use Shared\DDD\Model\Entity;
 use Shared\DDD\Model\HasTimestampIdentifier;
+use Shared\DDD\Model\ReadModel;
 
 /**
- * @implements Entity<SecurityAuditLogEntryId>
+ * @implements ReadModel<SecurityAuditLogEntryId>
  */
-final readonly class SecurityAuditLogEntry implements Entity, HasTimestampIdentifier
+final readonly class SecurityAuditLogEntry implements HasTimestampIdentifier, ReadModel
 {
     public function __construct(
         public SecurityAuditLogEntryId $id,
diff --git a/src/Domain/Models/Entities/Brand.php b/src/Domain/Models/Entities/Brand.php
index a4f98f6..9bdf1d7 100644
--- a/src/Domain/Models/Entities/Brand.php
+++ b/src/Domain/Models/Entities/Brand.php
@@ -9,21 +9,18 @@ use Domain\Models\ValueObjects\Brand\BrandCode;
 use Domain\Models\ValueObjects\Brand\BrandId;
 use Domain\Models\ValueObjects\Brand\BrandName;
 use Ramsey\Uuid\Uuid;
-use Shared\DDD\Model\Entity;
+use Shared\DDD\Model\AggregateRoot;
 use Shared\DDD\Model\HasTimestampIdentifier;
 
-/** @implements Entity<BrandId> */
-final readonly class Brand implements Entity, HasTimestampIdentifier
+/** @implements AggregateRoot<BrandId> */
+final readonly class Brand implements AggregateRoot, HasTimestampIdentifier
 {
-    public BrandId $id;
-
     private function __construct(
-        BrandId $id,
+        public BrandId $id,
         public BrandName $name,
         public BrandCode $code,
         public ArcadiaId $arcadiaId,
     ) {
-        $this->id = $id;
     }
 
     #[\Override]
diff --git a/src/Domain/Models/Entities/Employee.php b/src/Domain/Models/Entities/Employee.php
index 4a8b1bb..76e377f 100644
--- a/src/Domain/Models/Entities/Employee.php
+++ b/src/Domain/Models/Entities/Employee.php
@@ -8,10 +8,10 @@ use Domain\Models\ValueObjects\Employees\ArcadiaEmployeeId;
 use Domain\Models\ValueObjects\EstablishmentCode;
 use Domain\Models\ValueObjects\ServiceId;
 use Domain\Models\ValueObjects\SiteId;
-use Shared\DDD\Model\Entity;
+use Shared\DDD\Model\ReadModel;
 
-/** @implements Entity<ArcadiaEmployeeId> */
-final readonly class Employee implements Entity
+/** @implements ReadModel<ArcadiaEmployeeId> */
+final readonly class Employee implements ReadModel
 {
     private function __construct(
         public ArcadiaEmployeeId $publicEmployeeNumber,
diff --git a/src/Domain/Models/Entities/Inco/Composition/IncoComposition.php b/src/Domain/Models/Entities/Inco/Composition/IncoComposition.php
index 5dd31c4..f8d53a3 100644
--- a/src/Domain/Models/Entities/Inco/Composition/IncoComposition.php
+++ b/src/Domain/Models/Entities/Inco/Composition/IncoComposition.php
@@ -21,10 +21,10 @@ use Domain\Models\ValueObjects\Inco\Composition\ReferenceMacronutrients;
 use Domain\Models\ValueObjects\Inco\Composition\SpecialCompounds;
 use Domain\Models\ValueObjects\Inco\Composition\Vitamins;
 use Domain\Models\ValueObjects\Inco\IncoId;
-use Shared\DDD\Model\Entity;
+use Shared\DDD\Model\ReadModel;
 
-/** @implements Entity<IncoCompositionId> */
-final readonly class IncoComposition implements Entity
+/** @implements ReadModel<IncoCompositionId> */
+final readonly class IncoComposition implements ReadModel
 {
     private function __construct(
         public IncoCompositionId $id,
diff --git a/src/Domain/Models/Entities/Inco/IncoSheet.php b/src/Domain/Models/Entities/Inco/IncoSheet.php
index 4908418..e9f343e 100644
--- a/src/Domain/Models/Entities/Inco/IncoSheet.php
+++ b/src/Domain/Models/Entities/Inco/IncoSheet.php
@@ -14,10 +14,10 @@ use Domain\Models\ValueObjects\Inco\Ingredients;
 use Domain\Models\ValueObjects\Inco\Nutriscore;
 use Domain\Models\ValueObjects\Inco\PortionAmount;
 use Domain\Models\ValueObjects\Inco\StorageCondition;
-use Shared\DDD\Model\Entity;
+use Shared\DDD\Model\ReadModel;
 
-/** @implements Entity<IncoId> */
-final readonly class IncoSheet implements Entity
+/** @implements ReadModel<IncoId> */
+final readonly class IncoSheet implements ReadModel
 {
     /**
      * @param  array<\Domain\Models\ValueObjects\Inco\Allergen>  $allergens
diff --git a/src/Domain/Models/Entities/Inco/IncoShortSheet.php b/src/Domain/Models/Entities/Inco/IncoShortSheet.php
index a0342bb..403b611 100644
--- a/src/Domain/Models/Entities/Inco/IncoShortSheet.php
+++ b/src/Domain/Models/Entities/Inco/IncoShortSheet.php
@@ -5,10 +5,10 @@ declare(strict_types=1);
 namespace Domain\Models\Entities\Inco;
 
 use Domain\Models\ValueObjects\Inco\IncoId;
-use Shared\DDD\Model\Entity;
+use Shared\DDD\Model\ReadModel;
 
-/** @implements Entity<IncoId> */
-final readonly class IncoShortSheet implements Entity
+/** @implements ReadModel<IncoId> */
+final readonly class IncoShortSheet implements ReadModel
 {
     private function __construct(
         public IncoId $id,
diff --git a/src/Domain/Models/ValueObjects/Brand/ArcadiaBrand.php b/src/Domain/Models/ValueObjects/Brand/ArcadiaBrand.php
index effcfb0..773eea3 100644
--- a/src/Domain/Models/ValueObjects/Brand/ArcadiaBrand.php
+++ b/src/Domain/Models/ValueObjects/Brand/ArcadiaBrand.php
@@ -4,11 +4,20 @@ declare(strict_types=1);
 
 namespace Domain\Models\ValueObjects\Brand;
 
-final readonly class ArcadiaBrand
+use Shared\DDD\Model\ReadModel;
+
+/** @implements ReadModel<ArcadiaId> */
+final readonly class ArcadiaBrand implements ReadModel
 {
     public function __construct(
         public ArcadiaId $id,
         public BrandName $name,
     ) {
     }
+
+    #[\Override]
+    public function id(): ArcadiaId
+    {
+        return $this->id;
+    }
 }
diff --git a/src/Shared/DDD/Model/AggregateRoot.php b/src/Shared/DDD/Model/AggregateRoot.php
new file mode 100644
index 0000000..63b1408
--- /dev/null
+++ b/src/Shared/DDD/Model/AggregateRoot.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shared\DDD\Model;
+
+/**
+ * @template T of EntityId
+ *
+ * @extends Entity<T>
+ */
+interface AggregateRoot extends Entity
+{
+}
diff --git a/src/Shared/DDD/Model/ReadModel.php b/src/Shared/DDD/Model/ReadModel.php
new file mode 100644
index 0000000..f2b8b17
--- /dev/null
+++ b/src/Shared/DDD/Model/ReadModel.php
@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shared\DDD\Model;
+
+/**
+ * Interface pour les modèles de lecture et projections en lecture seule.
+ *
+ * Par définition, un modèle de lecture n'est pas modifiable.
+ * Toute implémentation doit être `final readonly class`.
+ *
+ * @template T of EntityId
+ *
+ * @extends Entity<T>
+ */
+interface ReadModel extends Entity
+{
+}
diff --git a/src/Shared/DDD/Port/Directory.php b/src/Shared/DDD/Port/Directory.php
index f5aa84a..2c03df3 100644
--- a/src/Shared/DDD/Port/Directory.php
+++ b/src/Shared/DDD/Port/Directory.php
@@ -5,10 +5,10 @@ declare(strict_types=1);
 namespace Shared\DDD\Port;
 
 /**
- * @template TId
- * @template TEntity
+ * @template TId of \Shared\DDD\Model\EntityId
+ * @template TReadModel of \Shared\DDD\Model\ReadModel
  *
- * @method TEntity|null find(TId $id)
+ * @method TReadModel|null find(TId $id)
  */
 interface Directory
 {
diff --git a/src/Shared/DDD/Port/Repository.php b/src/Shared/DDD/Port/Repository.php
index 4b344ee..965ffbf 100644
--- a/src/Shared/DDD/Port/Repository.php
+++ b/src/Shared/DDD/Port/Repository.php
@@ -6,11 +6,11 @@ namespace Shared\DDD\Port;
 
 /**
  * @template TId of \Shared\DDD\Model\EntityId
- * @template TEntity of \Shared\DDD\Model\Entity
+ * @template TAggregate of \Shared\DDD\Model\AggregateRoot
  *
- * @method TEntity|null find(TId $id)
- * @method void persist(TEntity $entity)
- * @method void delete(TEntity $entity)
+ * @method TAggregate|null find(TId $id)
+ * @method void persist(TAggregate $aggregate)
+ * @method void delete(TAggregate $aggregate)
  *
  * @throws \Shared\DDD\Exception\NotFoundException
  */
diff --git a/tests/Architecture/DomainTest.php b/tests/Architecture/DomainTest.php
index 4bab3f6..57b20be 100644
--- a/tests/Architecture/DomainTest.php
+++ b/tests/Architecture/DomainTest.php
@@ -4,7 +4,9 @@ declare(strict_types=1);
 
 namespace Tests\Architecture;
 
+use Shared\DDD\Model\AggregateRoot;
 use Shared\DDD\Model\Entity;
+use Shared\DDD\Model\ReadModel;
 use Shared\DDD\Port\Directory;
 use Shared\DDD\Port\Repository;
 
@@ -93,3 +95,22 @@ describe('Domain Architecture Rules', function (): void {
             'view',
         ]);
 });
+
+describe('AggregateRoot & ReadModel Architecture Rules', function (): void {
+    arch('AggregateRoot implementations are final')
+        ->expect(AggregateRoot::class)
+        ->classes()
+        ->toBeFinal();
+
+    arch('Domain AggregateRoot implementations are readonly')
+        ->expect('Domain\Models\Entities')
+        ->classes()
+        ->toBeReadonly();
+
+    arch('ReadModel implementations are final and readonly')
+        ->expect(ReadModel::class)
+        ->classes()
+        ->toBeFinal()
+        ->toBeReadonly()
+        ->ignoring(ReadModel::class);
+});