Software is not changing from standard deduction to the $15,000 worth of itemized deductions I have listed

[barbaraj12]

I don't think anything is limited.  mortgage interest, property tax and sales tax get me over the standard deduction.   is itemized limited by AGI in these areas.  Large capital gain in AGI.

[SweetieJean · Accepted solution]

Itemized deduction phase out at high income levels.

For 2017, the thresholds are $261,500 (Single) and $313,800 (Joint) of AGI, respectively.

[VolvoGirl]

Or you or your spouse are over 65 and get a higher Standard Deduction.  

The standard deduction amounts are:
Single 6,350 + 1,550 for 65 and over
HOH 9,360 + 1,550 for 65 and over
Joint 12,700 + 1,250 for each 65 and over
Married filing Separate 6,350 + 1,250 for 65 and over