Summary: Revises Tariff WN U-6, Schedule 230 - Low Income Programs, to adjust rates to amortize the 2019 deferral balance for Schedule J - Gas Residential Energy Assistance Tariff (GREAT), and Schedule I - Washington Low-Income Energy Efficiency (WA-LIEE) Program. An average residential customer using 57 therms per month would see a bill increase of $0.24.