Use Intelliconnect (formerly CCH Internet Tax Research Network).

Try the Federation of Tax Administrators (FTA) State Comparisons page, as well as the US Census Bureau's State Government Tax Collections.

Go to Sage Sage Data:

• Click Browse by Subject to expand.
• Drill down through Government and Politics - State Tax Revenue.
• Select State Government Tax Revenue.
• Select one or more states and tax types of interest.