As Oklahoma faces record budget shortfalls, the threat of massive cuts that would slow the state’s economic recovery and have potentially devastating effects on schools, social services, and public safety loom large. In this context, there is an urgent need for a balanced approach to bridging the state’s budget gap that includes identifying possible sources of additional one-time or ongoing revenue. This post is the second in a series that discusses some of the most promising policy ideas for generating additional revenue that would go at least part of the way to closing the budget deficit; the first looked at the sales tax discount paid to vendors.

Were you aware that Oklahoma allows a state income tax deduction for state income taxes? The idea doesn’t sound plausible, but it’s true.  Among the allowable deductions for those who claim itemized deductions on their federal taxes is one for state income tax. In 2007, according to IRS statistics (Excel file),  about 400,000 Oklahomans claimed this deduction to the tune of $2.2 billion. Due to a quirk of Oklahoma tax laws, those deducting state income taxes from their federal taxes are also allowed to claim this deduction against their state income tax. Read the rest of this entry »