arry and Donna's Section 199A deduction? 46. Norma, a single taxpayer, had 2019 taxable income before the qualified business income deduction of $650,000, of which $500,000 was qualified business income earned through her sole proprietorship. She had 3 employees, to whom she paid $160,000 in W-2 wages in 2019. What is her allowable qualified business income deduction under Sec. 199A for 2019