diff --git a/internal/controller/privilege_external/controller.go b/internal/controller/privilege_external/controller.go
index 234cfcd..cecf522 100644
--- a/internal/controller/privilege_external/controller.go
+++ b/internal/controller/privilege_external/controller.go
@@ -1,8 +1,10 @@
 package privilege_external
 
 import (
+	"errors"
 	"github.com/gofiber/fiber/v2"
 	"go.uber.org/zap"
+	our_errors "hub_admin_backend_service/internal/errors"
 	"hub_admin_backend_service/internal/repository/privilege"
 	"hub_admin_backend_service/internal/tools"
 )
@@ -28,7 +30,12 @@ func NewPrivilegeExternal(deps Deps) *PrivilegeExternal {
 func (p *PrivilegeExternal) GetAllService(c *fiber.Ctx) error {
 	privileges, err := p.repo.GetAllPrivileges(c.Context())
 	if err != nil {
-		return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+		switch {
+		case errors.Is(err, our_errors.ErrNotFound):
+			return c.Status(fiber.StatusNotFound).JSON(fiber.Map{"error": "Privileges not found"})
+		default:
+			return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+		}
 	}
 	return c.Status(fiber.StatusOK).JSON(tools.ConvertPrivilegesToMap(privileges))
 }
diff --git a/internal/controller/privilege_internal/controller.go b/internal/controller/privilege_internal/controller.go
index 716fd5a..a6b8050 100644
--- a/internal/controller/privilege_internal/controller.go
+++ b/internal/controller/privilege_internal/controller.go
@@ -32,8 +32,14 @@ func NewPrivilegeInternal(deps Deps) *PrivilegeInternal {
 func (p *PrivilegeInternal) Get(c *fiber.Ctx) error {
 	privileges, err := p.repo.GetAllPrivileges(c.Context())
 	if err != nil {
-		return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+		switch {
+		case errors.Is(err, our_errors.ErrNotFound):
+			return c.Status(fiber.StatusNotFound).JSON(fiber.Map{"error": "Privileges not found"})
+		default:
+			return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+		}
 	}
+
 	return c.Status(fiber.StatusOK).JSON(privileges)
 }
 
@@ -114,12 +120,41 @@ func (p *PrivilegeInternal) Delete(c *fiber.Ctx) error {
 
 // хаб нода getPrivilege
 func (p *PrivilegeInternal) GetByID(c *fiber.Ctx) error {
-	return c.SendStatus(http.StatusOK)
+	privilegeID := c.Params("privilegeId")
+	if privilegeID == "" {
+		return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Privilege ID is required"})
+	}
+
+	result, err := p.repo.GetByID(c.Context(), privilegeID)
+	if err != nil {
+		switch {
+		case errors.Is(err, our_errors.ErrNotFound):
+			return c.Status(fiber.StatusNotFound).JSON(fiber.Map{"error": "Privilege not found"})
+		default:
+			return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+		}
+	}
+
+	return c.Status(fiber.StatusOK).JSON(result)
 }
 
 // хаб нода getServicePrivileges
 func (p *PrivilegeInternal) GetByService(c *fiber.Ctx) error {
-	return c.SendStatus(http.StatusOK)
+	serviceKey := c.Params("serviceKey")
+	if serviceKey == "" {
+		return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Service key is required"})
+	}
+	result, err := p.repo.GetByServiceKey(c.Context(), serviceKey)
+	if err != nil {
+		switch {
+		case errors.Is(err, our_errors.ErrNotFound):
+			return c.Status(fiber.StatusNotFound).JSON(fiber.Map{"error": "Privileges not found"})
+		default:
+			return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+		}
+	}
+
+	return c.Status(fiber.StatusOK).JSON(result)
 }
 
 // хаб нода registerPrivileges
diff --git a/internal/repository/privilege/privilege.go b/internal/repository/privilege/privilege.go
index f8f9900..3fae0de 100644
--- a/internal/repository/privilege/privilege.go
+++ b/internal/repository/privilege/privilege.go
@@ -35,6 +35,9 @@ func (p *Privilege) GetAllPrivileges(ctx context.Context) ([]models.Privilege, e
 
 	cursor, err := p.mdb.Find(ctx, filter, opts)
 	if err != nil {
+		if err == mongo.ErrNoDocuments {
+			return nil, errors.ErrNotFound
+		}
 		p.logger.Error("failed to find privileges", zap.Error(err))
 		return nil, err
 	}
@@ -143,3 +146,48 @@ func (p *Privilege) Delete(ctx context.Context, id string) (models.Privilege, er
 
 	return privilege, nil
 }
+
+func (p *Privilege) GetByID(ctx context.Context, id string) (models.Privilege, error) {
+	var privilege models.Privilege
+	filter := bson.M{
+		"privilegeId": id,
+		"isDeleted":   false,
+	}
+
+	err := p.mdb.FindOne(ctx, filter).Decode(&privilege)
+	if err != nil {
+		if err == mongo.ErrNoDocuments {
+			return models.Privilege{}, errors.ErrNotFound
+		}
+		p.logger.Error("failed to get privilege by privilege id", zap.Error(err))
+		return models.Privilege{}, err
+	}
+
+	return privilege, nil
+}
+
+func (p *Privilege) GetByServiceKey(ctx context.Context, serviceKey string) ([]models.Privilege, error) {
+	filter := bson.M{
+		"serviceKey": serviceKey,
+		"isDeleted":  false,
+	}
+	opts := options.Find()
+
+	cursor, err := p.mdb.Find(ctx, filter, opts)
+	if err != nil {
+		if err == mongo.ErrNoDocuments {
+			return nil, errors.ErrNotFound
+		}
+		p.logger.Error("failed to find privileges by service key", zap.Error(err))
+		return nil, err
+	}
+	defer cursor.Close(ctx)
+
+	var privileges []models.Privilege
+	if err = cursor.All(ctx, &privileges); err != nil {
+		p.logger.Error("failed to decode privileges", zap.Error(err))
+		return nil, err
+	}
+
+	return privileges, nil
+}