Ohio Tax Suite

Keep up-to-date on Ohio’s state tax information with Bloomberg BNA’s Ohio Tax Suite.




Bloomberg BNA’s Tax and Accounting Center is the most comprehensive resource for fast, efficient, and complete state tax research. Whether you conduct business in Ohio or any other state, Bloomberg BNA offers you the flexibility to choose the content and tools that work best for your organization. Purchase content for single or multiple states with our Individual State Tax Suites.


State Tax Navigators provide customizable and comprehensive Ohio-specific analysis covering corporate income tax, individual income tax, sales and use tax, property tax, excise tax, estates, gifts, and trusts tax.


The Ohio Tax Suite contains several helpful tools, including Chart Builders, State Tax Development Tracker, Tax Client Letters, and advanced search options — all to simplify your tax research.


Practice Tools
  • Compare States button allows you to run quick comparisons of specific topics across all the jurisdictions in your subscription.
  • Chart Builders enable you to streamline your research with the ability to specify state tax topics and to create a custom chart that can be edited, saved, and exported to Excel.
    • 50 State Overview Chart Builder (Optional) allows you to quickly and easily create a chart to review selected state tax topics across all 50 states, plus Washington, D.C., and New York City.  
    • IRC Conformity Chart Builder enables you to understand whether states conform — or do not conform — to the Internal Revenue Code’s treatment of a particular tax topic, with the ability to cross reference to applicable statutes and state tax navigators for more information.
  • State Tax Client Letters and other sample documents organized by tax type increase your productivity.
  • Advanced Search options to simplify your state tax research.
News Feeds
  • State Tax Developments Tracker keeps you updated on the latest state tax news and developments. Filter by jurisdiction, topic, type of tax, and date range to easily track the developments that are most relevant to you. The Tracker also offers a customized email alerting feature that enables you to set up your email notifications by preferred topic, jurisdiction, and/or type of tax. Coverage includes:
    • Allocation and apportionment
    • I.R.C. conformity
    • Credits and incentives
    • Exemptions
Primary Sources
  • Full text of state-specific statutes, regulations, administrative decisions, bulletins, rulings, instructions, and state Supreme Court and lower court cases.


Thomas Zaino 

Mr. Zaino is Chair of the Multistate Tax Practice Group and Member-in-Charge of the Columbus, Ohio office of the law firm McDonald Hopkins, LLC. He represents multistate and multinational clients in federal, state and local tax controversies, tax planning, and tax policy matters. As Special Tax Counsel to the Ohio Business Roundtable, an organization made up of the CEO's of Ohio's largest businesses, Mr. Zaino was instrumental in development of Ohio's commercial activity tax.

From 1999 to 2003, Mr. Zaino served as Ohio's tax commissioner under Governor Bob Taft. While serving as tax commissioner, Mr. Zaino chaired the bipartisan Committee to Study State and Local Taxes and developed the Ohio Business Gateway. Prior to serving as Ohio tax commissioner, Mr. Zaino was a tax consulting partner at PricewaterhouseCoopers, LLP where he was a founding member of the firm's National VISION Team, a special project management service provided to large businesses to assist in the implementation of significant business process and legal entity changes.

Mr. Zaino is a founding member of the Independent SALT Alliance, a national not-for-profit association of experienced and independent providers of professional state and local tax services. Currently, he is a member of the American Bar Association's State and Local Tax Committee; serves on the Ohio State Racing Commission; is on the board of directors of the Ohio Chamber of Commerce; is on the Ohio Society of CPA's Executive Board; is on the board and is treasurer of Prevent Blindness Ohio; and is on the board of the Ohio Partnership for Excellence.

He graduated from the University of Cincinnati with a B.B.A. in accounting and is a certified public accountant. Mr. Zaino earned his law degree from The Ohio State University. He is a frequent national speaker and author on state and local tax developments. The opinions expressed herein are solely Mr. Zaino's and not those of the entities with which he is or has been associated.