Welcome to Advantous Law. We are a law firm focused exclusively on state and local tax matters. Comprised of seasoned tax lawyers, we utilize our decades of combined experience in the public and private sectors to resolve even the most complex and protracted tax matters effectively and efficiently. We provide a wide range of services, from front-end consulting and planning advice to back-end audit support/defense and controversy resolution; from preparing and pursuing refund claims and Voluntary Disclosure Agreements to providing legal opinions on complex tax matters. When litigation is necessary, our Appeals and Disputes Practice Team handles matters involving all types of taxes levied and administered by state and local governments, and at each stage of the litigation process, from administrative tribunals through the courts.