Summary: Revises Tariff WN U-3, Schedules 581 and 582, Excess Deferred Income Tax Reversals to reflect the actual excess deferred income tax liability as of December 31, 2017. The revision decreases Schedules 581 and 582 revenues by $165,276 and $55,901, respectively. The impact for a typical residential customer using 54 therms per month is a decrease of $0.05 per month.