diff --git a/app/Models/Account.php b/app/Models/Account.php
index f1d4d0c2e179..ed0a7484f26b 100644
--- a/app/Models/Account.php
+++ b/app/Models/Account.php
@@ -54,6 +54,7 @@ class Account extends BaseModel
         'promo_expires',
         'discount_expires',
         'trial_started',
+        'plan_expires'
     ];
 
     const PLAN_FREE = 'free';
diff --git a/app/Models/Subscription.php b/app/Models/Subscription.php
index 57ca3011ab06..6cb40b1a19cb 100644
--- a/app/Models/Subscription.php
+++ b/app/Models/Subscription.php
@@ -11,6 +11,7 @@
 
 namespace App\Models;
 
+use App\Models\RecurringInvoice;
 use App\Services\Subscription\SubscriptionService;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
@@ -77,4 +78,39 @@ class Subscription extends BaseModel
     {
         return $this->belongsTo(User::class);
     }
+
+    public function nextDateByInterval($date, $frequency_id)
+    {
+
+        switch ($frequency_id) {
+
+            case RecurringInvoice::FREQUENCY_DAILY:
+                return $date->addDay();
+            case RecurringInvoice::FREQUENCY_WEEKLY:
+                return $date->addWeek();
+            case RecurringInvoice::FREQUENCY_TWO_WEEKS:
+                return $date->addWeeks(2);
+            case RecurringInvoice::FREQUENCY_FOUR_WEEKS:
+                return $date->addWeeks(4);
+            case RecurringInvoice::FREQUENCY_MONTHLY:
+                return $date->addMonthNoOverflow();
+            case RecurringInvoice::FREQUENCY_TWO_MONTHS:
+                return $date->addMonthsNoOverflow(2);
+            case RecurringInvoice::FREQUENCY_THREE_MONTHS:
+                return $date->addMonthsNoOverflow(3);
+            case RecurringInvoice::FREQUENCY_FOUR_MONTHS:
+                return $date->addMonthsNoOverflow(4);
+            case RecurringInvoice::FREQUENCY_SIX_MONTHS:
+                return $date->addMonthsNoOverflow(6);
+            case RecurringInvoice::FREQUENCY_ANNUALLY:
+                return $date->addYear();
+            case RecurringInvoice::FREQUENCY_TWO_YEARS:
+                return $date->addYears(2);
+            case RecurringInvoice::FREQUENCY_THREE_YEARS:
+                return $date->addYears(3);
+            default:
+                return null;
+        }
+    }
+
 }
diff --git a/tests/Feature/Ninja/PlanTest.php b/tests/Feature/Ninja/PlanTest.php
index 1524500e8c72..a80d7f1567f3 100644
--- a/tests/Feature/Ninja/PlanTest.php
+++ b/tests/Feature/Ninja/PlanTest.php
@@ -10,13 +10,16 @@
  */
 namespace Tests\Feature\Ninja;
 
+use App\Factory\SubscriptionFactory;
 use App\Models\Account;
+use App\Models\RecurringInvoice;
 use App\Utils\Traits\MakesHash;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Foundation\Testing\DatabaseTransactions;
 use Illuminate\Support\Facades\Session;
 use Tests\MockAccountData;
 use Tests\TestCase;
+use Carbon\Carbon;
 
 /**
  * @test
@@ -72,4 +75,17 @@ class PlanTest extends TestCase
         $this->assertEquals($filtered_plans->count(), 2);
     }
 
+    public function testSubscriptionDateIncrement()
+    {
+        $subscription = SubscriptionFactory::create($this->company->id, $this->user->id);
+        $subscription->frequency_id = RecurringInvoice::FREQUENCY_MONTHLY;
+        $subscription->save();
+
+        $date = Carbon::parse('2020-01-01')->startOfDay();
+
+        $next_date = $subscription->nextDateByInterval($date, RecurringInvoice::FREQUENCY_MONTHLY);
+
+        $this->assertEquals($date->addMonthNoOverflow()->startOfDay(), $next_date->startOfDay());
+    }
+
 }