Under the Tax Cuts and Jobs Act. Now, an individual will need total itemized deductions to exceed $12,000, the new standard deduction for individual taxpayers, up from $6,350. Married couples would need deductions exceeding $24,000, up from $12,700. Here are some of the best ways to lower your tax bill for 2018: Unload losers After the recent market downturn chances are you have some investments that lost value this year. You can use those losses to zero out capital gains, an