Wisconsin Tax Bulletins (WTBs)

​​​The Wisconsin Tax Bulletin (WTB) is a quarterly newsletter published by the Department of Revenue. It includes information about taxes administered by the department​, including income, corporation franchise, sales and use, excise tax, and withholding taxes. Most WTBs are divided into the following sections:

  • Articles - Information on tax laws, administrative rules, and return filing requirements
  • Report on Litigation - Summaries of Wisconsin tax cases decided by the Wisconsin Tax Appeals Commission and the courts
  • Tax Releases - Interpretations of Wisconsin tax laws
  • Private Letter Rulings - Written statements that interpret and apply Wisconsin tax laws to a taxpayer's specific set of facts

For help locating a topic in a ​previous WTB, ​see the Index to Wisconsin Tax Bulletin or use the search function on this page.