Docket No. 5144 - The Narragansett Electric Co. d/b/a National Grid - Tariff Advice to Amend Gas Tariff, R.I.P.U.C. NG-GAS No. 101-B, Schedule C (filed 4/8/21) Docket: Closed. National Grid's Tariff Advice Filing Division of Public Utilities' Memorandum PUC Order issued to National Grid approving the Company’s tariff advice filing to amend its Gas Tariff, R.I.P.U.C. NG-Gas No. 101-B.