[2] ATRA also temporarily extended the higher earned income tax credit phaseout threshold for joint filers. (taxpolicycenter.org)
Here's a quick guide to the Child Tax Credit phaseout thresholds for 2018. (fool.com)
[9] At this income level, Bobbie and Emil's itemized deductions are reduced by 3 % of the excess of their AGI ($ 445,000) over the 2018 phaseout threshold of $ 320,000, or by $ 3,750. (nar.realtor)