Summary: Revises Tariff WN U-29, Schedule 175, to update the company’s natural gas decoupling rates, reflecting amortization of the calendar year 2019 decoupling deferral balances. The tariff revisions represent a decrease of $0.011 per therm for residential customers and a decrease of $0.014 for decoupled non-residential customers. An average residential customer using 66 therms per month would see a monthly bill decrease of 1.3 percent or $0.73.