Combined Notice of Filings

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Energy Federal Energy Regulatory Commission ( printed page 57147) Take notice that the Commission received the following Natural Gas Pipeline Rate and Refund Report filings: Filings Instituting Proceedings Docket Numbers: RP26-1215-000. Applicants: Ruby Pipeline, L.L.C. Description: Compliance filing: RP 2026-09-01 NAESB 4.0 Modifications (Order No. 587-AB) to be effective 1/1/2027. Filed Date: 9/1/26. Accession Number: 20260901-5133. Comment Date: 5 p.m. ET 9/14/26. Docket Numbers: RP26-1217-000. Applicants: Tallgrass Interstate Gas Transmission, LLC. Description: Compliance filing: TIGT 2026-09-01 NAESB 4.0 Modifications (Order No. 587-AB) to be effective 1/1/2027. Filed Date: 9/1/26. Accession Number: 20260901-5135. Comment Date: 5 p.m. ET 9/14/26. Docket Numbers: RP26-1218-000. Applicants: Trailblazer Pipeline Company LLC. Description: Compliance filing: TPC 2026-09-01 NAESB 4.0 Modifications (Order No. 587-AB) to be effective 1/1/2027. Filed Date: 9/1/26. Accession Number: 20260901-5136. Comment Date: 5 p.m. ET 9/14/26. Docket Numbers: RP26-1219-000. Applicants: BBT Trans-Union Interstate Pipeline, L.P. Description: Compliance filing: NAESB Compliance Filing 2026 to be effective 1/1/2027. Filed Date: 9/1/26. Accession Number: 20260901-5138. Comment Date: 5 p.m. ET 9/14/26. Docket Numbers: RP26-1220-000. Applicants: BBT Midla, LLC. Description: Compliance filing: NAESB Compliance Filing 2026 to be effective 1/1/2027. Filed Date: 9/1/26. Accession Number: 202…