Do you have Qualified Dividends or Capital Gains entered on your federal tax return?
If so, the tax tables are not used.
The Qualified Dividends and Capital Gains Worksheet is used to calculate the taxes - https://www.irs.gov/pub/irs-pdf/i1040gi.pdf#page=35
Or the Schedule D Worksheet is used to calculate the taxes - https://www.irs.gov/pub/irs-pdf/i1040sd.pdf#page=16
