Alimony tax-deductible IRS Recapture Rule ax Treatment of Alimony IRS Code Pub 17, Chap 18 alimony Taxes court-mandated monetary payment T parameters set by the IRS http://www.irs.gov/publications/p17/ch18.html taxable income taxable income deduct these payments from your taxes. Alimony according to the IRS chapter specifically on alimony Publication 17 (2011), Your Federal Income Tax