Tax Tools For a more in depth view of your taxes, please visit our CPA Website. Hallmann Advisors, CPA's, P.C. Click on one of the categories below to find forms, explanations, and other tools to help you manage your taxes.Tax CalendarA list of important dates from the federal tax calendarTax FormsA full set of downloadable forms from the IRSTax PublicationsA full set of downloadable publications from the IRSTax RatesTables to enable you to find your federal marginal income tax rateThis content is developed from sources believed to be providing accurate information. The information in this material is not intended as tax or legal advice. It may not be used for the purpose of avoiding any federal tax penalties. Please consult legal or tax professionals for specific information regarding your individual situation.