Your Chat Mobility statement includes applicable surcharges and fees. The charges posted are in addition to your plan’s monthly access. These charges are accessed based on your service address. A regulatory fee helps offset the various government charges incurred by Chat Mobility. They may include but are not limited to: government number administration and license fees; Federal Universal Service Funds, (USF); possible Administrative Charges, which defrays our expenses that may include us to pay local telephone companies who deliver calls from our customers to their customers; fees and assessments on our network facilities and services; property taxes; and our costs to respond to regulatory obligations. These charges are subject to change from time to time.