diff --git a/app/Models/Asset.php b/app/Models/Asset.php
index 05b4fe64a2..8c2b230d7e 100644
--- a/app/Models/Asset.php
+++ b/app/Models/Asset.php
@@ -89,31 +89,34 @@ class Asset extends Depreciable
     ];
 
     protected $rules = [
-        'model_id'         => ['required', 'integer', 'exists:models,id,deleted_at,NULL', 'not_array'],
-        'status_id'        => ['required', 'integer', 'exists:status_labels,id'],
-        'asset_tag'        => ['required', 'min:1', 'max:255', 'unique_undeleted:assets,asset_tag', 'not_array'],
-        'name'             => ['nullable', 'max:255'],
-        'company_id'       => ['nullable', 'integer', 'exists:companies,id'],
-        'warranty_months'  => ['nullable', 'numeric', 'digits_between:0,240'],
-        'last_checkout'    => ['nullable', 'date_format:Y-m-d H:i:s'],
-        'last_checkin'     => ['nullable', 'date_format:Y-m-d H:i:s'],
-        'expected_checkin' => ['nullable', 'date'],
-        'last_audit_date'  => ['nullable', 'date_format:Y-m-d H:i:s'],
-        'next_audit_date'  => ['nullable', 'date'],
+        'model_id'          => ['required', 'integer', 'exists:models,id,deleted_at,NULL', 'not_array'],
+        'status_id'         => ['required', 'integer', 'exists:status_labels,id'],
+        'asset_tag'         => ['required', 'min:1', 'max:255', 'unique_undeleted:assets,asset_tag', 'not_array'],
+        'name'              => ['nullable', 'max:255'],
+        'company_id'        => ['nullable', 'integer', 'exists:companies,id'],
+        'warranty_months'   => ['nullable', 'numeric', 'digits_between:0,240'],
+        'last_checkout'     => ['nullable', 'date_format:Y-m-d H:i:s'],
+        'last_checkin'      => ['nullable', 'date_format:Y-m-d H:i:s'],
+        'expected_checkin'  => ['nullable', 'date'],
+        'last_audit_date'   => ['nullable', 'date_format:Y-m-d H:i:s'],
+        'next_audit_date'   => ['nullable', 'date'],
         //'after:last_audit_date'],
-        'location_id'      => ['nullable', 'exists:locations,id'],
-        'rtd_location_id'  => ['nullable', 'exists:locations,id'],
-        'purchase_date'    => ['nullable', 'date', 'date_format:Y-m-d'],
-        'serial'           => ['nullable', 'unique_undeleted:assets,serial'],
-        'purchase_cost'    => ['nullable', 'numeric', 'gte:0'],
-        'supplier_id'      => ['nullable', 'exists:suppliers,id'],
-        'asset_eol_date'   => ['nullable', 'date'],
-        'eol_explicit'     => ['nullable', 'boolean'],
-        'byod'             => ['nullable', 'boolean'],
-        'order_number'     => ['nullable', 'string', 'max:191'],
-        'notes'            => ['nullable', 'string', 'max:65535'],
-        'assigned_to'      => ['nullable', 'integer'],
-        'requestable'      => ['nullable', 'boolean'],
+        'location_id'       => ['nullable', 'exists:locations,id'],
+        'rtd_location_id'   => ['nullable', 'exists:locations,id'],
+        'purchase_date'     => ['nullable', 'date', 'date_format:Y-m-d'],
+        'serial'            => ['nullable', 'unique_undeleted:assets,serial'],
+        'purchase_cost'     => ['nullable', 'numeric', 'gte:0'],
+        'supplier_id'       => ['nullable', 'exists:suppliers,id'],
+        'asset_eol_date'    => ['nullable', 'date'],
+        'eol_explicit'      => ['nullable', 'boolean'],
+        'byod'              => ['nullable', 'boolean'],
+        'order_number'      => ['nullable', 'string', 'max:191'],
+        'notes'             => ['nullable', 'string', 'max:65535'],
+        'assigned_to'       => ['nullable', 'integer'],
+        'requestable'       => ['nullable', 'boolean'],
+        'assigned_user'     => ['nullable', 'exists:users,id,deleted_at,NULL'],
+        'assigned_location' => ['nullable', 'exists:locations,id,deleted_at,NULL'],
+        'assigned_asset'    => ['nullable', 'exists:assets,id,deleted_at,NULL']
     ];
 
 
diff --git a/database/factories/LocationFactory.php b/database/factories/LocationFactory.php
index 6db268e8c1..94c0efe966 100644
--- a/database/factories/LocationFactory.php
+++ b/database/factories/LocationFactory.php
@@ -25,4 +25,9 @@ class LocationFactory extends Factory
             'image' => rand(1, 9).'.jpg',
         ];
     }
+
+    public function deleted(): self
+    {
+        return $this->state(['deleted_at' => $this->faker->dateTime()]);
+    }
 }
diff --git a/database/factories/UserFactory.php b/database/factories/UserFactory.php
index cb1ccd89b5..3213dbb285 100644
--- a/database/factories/UserFactory.php
+++ b/database/factories/UserFactory.php
@@ -299,4 +299,9 @@ class UserFactory extends Factory
             ];
         });
     }
+
+    public function deleted(): self
+    {
+        return $this->state(['deleted_at' => $this->faker->dateTime()]);
+    }
 }
diff --git a/tests/Feature/Api/Assets/AssetUpdateTest.php b/tests/Feature/Api/Assets/AssetUpdateTest.php
index baff41e5cd..85c2a9b0af 100644
--- a/tests/Feature/Api/Assets/AssetUpdateTest.php
+++ b/tests/Feature/Api/Assets/AssetUpdateTest.php
@@ -306,4 +306,121 @@ class AssetUpdateTest extends TestCase
         $asset->refresh();
         $this->assertEquals("encrypted value should not change", Crypt::decrypt($asset->{$field->db_column_name()}));
     }
+
+    public function testCheckoutToUserOnAssetUpdate()
+    {
+        $asset = Asset::factory()->create();
+        $user = User::factory()->editAssets()->create();
+        $assigned_user = User::factory()->create();
+
+        $response = $this->actingAsForApi($user)
+            ->patchJson(route('api.assets.update', $asset->id), [
+                'assigned_user' => $assigned_user->id,
+            ])
+            ->assertOk()
+            ->assertStatusMessageIs('success')
+            ->json();
+
+        $asset->refresh();
+        $this->assertEquals($assigned_user->id, $asset->assigned_to);
+        $this->assertEquals($asset->assigned_type, 'App\Models\User');
+    }
+
+    public function testCheckoutToDeletedUserFailsOnAssetUpdate()
+    {
+        $asset = Asset::factory()->create();
+        $user = User::factory()->editAssets()->create();
+        $assigned_user = User::factory()->deleted()->create();
+
+        $this->actingAsForApi($user)
+            ->patchJson(route('api.assets.update', $asset->id), [
+                'assigned_user' => $assigned_user->id,
+            ])
+            ->assertOk()
+            ->assertStatusMessageIs('error')
+            ->json();
+
+        $asset->refresh();
+        $this->assertNull($asset->assigned_to);
+        $this->assertNull($asset->assigned_type);
+    }
+
+    public function testCheckoutToLocationOnAssetUpdate()
+    {
+        $asset = Asset::factory()->create();
+        $user = User::factory()->editAssets()->create();
+        $assigned_location = Location::factory()->create();
+
+        $this->actingAsForApi($user)
+            ->patchJson(route('api.assets.update', $asset->id), [
+                'assigned_location' => $assigned_location->id,
+            ])
+            ->assertOk()
+            ->assertStatusMessageIs('success')
+            ->json();
+
+        $asset->refresh();
+        $this->assertEquals($assigned_location->id, $asset->assigned_to);
+        $this->assertEquals($asset->assigned_type, 'App\Models\Location');
+
+    }
+
+    public function testCheckoutToDeletedLocationFailsOnAssetUpdate()
+    {
+        $asset = Asset::factory()->create();
+        $user = User::factory()->editAssets()->create();
+        $assigned_location = Location::factory()->deleted()->create();
+
+        $this->actingAsForApi($user)
+            ->patchJson(route('api.assets.update', $asset->id), [
+                'assigned_location' => $assigned_location->id,
+            ])
+            ->assertOk()
+            ->assertStatusMessageIs('error')
+            ->json();
+
+        $asset->refresh();
+        $this->assertNull($asset->assigned_to);
+        $this->assertNull($asset->assigned_type);
+    }
+
+    public function testCheckoutAssetOnAssetUpdate()
+    {
+        $asset = Asset::factory()->create();
+        $user = User::factory()->editAssets()->create();
+        $assigned_asset = Asset::factory()->create();
+
+        $this->actingAsForApi($user)
+            ->patchJson(route('api.assets.update', $asset->id), [
+                'assigned_asset'   => $assigned_asset->id,
+                'checkout_to_type' => 'user',
+            ])
+            ->assertOk()
+            ->assertStatusMessageIs('success')
+            ->json();
+
+        $asset->refresh();
+        $this->assertEquals($assigned_asset->id, $asset->assigned_to);
+        $this->assertEquals($asset->assigned_type, 'App\Models\Asset');
+
+    }
+
+    public function testCheckoutToDeletedAssetFailsOnAssetUpdate()
+    {
+        $asset = Asset::factory()->create();
+        $user = User::factory()->editAssets()->create();
+        $assigned_asset = Asset::factory()->deleted()->create();
+
+        $this->actingAsForApi($user)
+            ->patchJson(route('api.assets.update', $asset->id), [
+                'assigned_asset' => $assigned_asset->id,
+            ])
+            ->assertOk()
+            ->assertStatusMessageIs('error')
+            ->json();
+
+        $asset->refresh();
+        $this->assertNull($asset->assigned_to);
+        $this->assertNull($asset->assigned_type);
+    }
 }