Tax Assist 911 is a boutique tax firm. We assist clients in sales tax audits and defend before the NY Department of Labor and NY Worker's Compensation Board. The firm negotiates with state & federal taxing authorities. We also litigate in the U.S. Tax Court. Our accounting department offers tax preparation services for individuals, corporations, limited liability companies, and partnerships, including preparation and filing of delinquent tax returns. We provide a full range of payroll & sales tax services as well as bookkeeping.