Document Record Date Filed: 9/11/2018 5:18:55 PM View Document Document Type: BR-Brief Link to Document: View Document Number of pages: 50 Case Numbers: 16-1602-EL-ESS 17-0032-EL-AIR 17-0872-EL-RDR 17-0873-EL-ATA 17-0033-EL-ATA 17-0034-EL-AAM 17-0874-EL-AAM 17-1263-EL-SSO 17-1264-EL-ATA 17-1265-EL-AAM Summary: Initial Brief of Interstate Gas Supply, Inc. electronically filed by Mr. Joseph E. Oliker on behalf of IGS Energy. Source File(s): 5ea11035-364c-4f1e-a619-1bf21864afae_Joseph E. Oliker911201851833PM_IGS Duke Initial Brief FINAL-9-11.docx