Exercise 15-17 (LO. 3,4) Thad, a single taxpayer, has taxable income before the QBI deduction of $187,500. Thad, a CPA, operates an accounting practice as a single member LLC (which he reports as a sole proprietorship). During 2018, his proprietorship reports net income of $150,000, W-2 wages of $125,000, and $10,000 of qualified property. What is Thad's qualified business income deduction? 39,700X Feedback Check My Work With the reduction in the corporate income tax rate to 21 percent in 2018, Congress needed to provide a means of reducing the taxes on businesses that operate in different business forms (e.g., sole proprietors, partnerships, and S corporations). Congress accomplished this with the creation of the deduction for qualified business income ( 199A), which applies to noncorporate taxpayers. To determine the "qualified business income deduction," one has to understand the definition of a "qualified trade or business" and "qualified business income