Create Task to have recurrence reminders on 10th of every month. Follow the simple steps and screenshot to achieve this.
Press Ctrl+Shift+K to open a "New Task" window > Enter the reminder information's such as Subject, Priority and etc. Now, click on 'Recurrence' > select 'Monthly' > enter 10 on the 'Day' field and save it. For more information's, please refer the screenshot.
Hope this helps.