Getting You The Largest Tax Refund Is Our Goal. Quality Tax Service is a Year-Round Full Service Tax Preparation Service serving the Inland Empire and the Los Angeles County. We work with individuals, families, and small business owners to help them in preparing their tax returns. No one should pay more tax than the law requires of them. We work hard to ensuring that you are taking advantage of all the opportunities available to you to reduce your tax liability is our goal. Quality Tax Service team is here to prepare your income tax return, and to advise you on tax matters with the goal of getting you the largest tax refund.. Tax Return Preparation,Tax Problem Resolution,Amended Returns Past Tax Returns,Filing Tax Extensions