Liberty Tax Service - Germantown. Liberty Tax Service will continue to provide excellent customer service to its clients at our Germantown location for Tax Year 2013 and prior tax years. Starting January 2nd, 2014, we will be open M-F from 9:00am to 9:00pm and Saturdays from 9 am to 6pm. Thank you for your business and trust in us. Remember, we are open all year to assist you!