The Tax Cuts and Jobs Act passed in December of 2017 dramatically increased the amount of money that is exempted or excluded when calculating any estate tax. The new law did not change, however, the rule that any exemption not used by one spouse at the time of his or her death can be used at the time of the other spouse's death. This rule is called Equity adjustment Probate balancing Recalibration Portability Generational skipping