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Regulatory

Page Refreshed: September 14, 2026 10:55 PM CDT / CCT

This Regulatory section provides users with convenient access to Northern Natural Gas’ certificate applications and regulatory filings recently filed with the Federal Energy Regulatory Commission (FERC), Northern’s FERC approved tariff, tariff maps, recent tariff filings and orders on tariff filings distributing Northern’s recently FERC approved tariff revisions.

  • Capital Investment Reports

    Capital Investment Reports ​pertaining to Northern’s maintenance capital expenditures​.


  • Certificate Filings

    ​Section 7 certificate applications recently filed with the Federal Energy Regulatory Commission​.


  • Draft Filings

    ​​Draft filings are for customer review prior to filing with the Federal Energy Regulatory Commission​​.


  • Orders on Tariff Filings

    Notification of the Federal Energy Regulatory Commission orders on tariff filings and accepted tariff sheets, if applicable​.


  • Regulatory and Rate Proceeding Documents

    Documents pertaining to Northerns’s Section 4 rate proceedings and miscellaneous regulatory documents.


  • Tariff Filings

    ​​Proposed tariff revisions recently filed with the Federal Energy Regulatory Commission


  • Tariff Maps

    ​​​Northern’s system Tariff Maps.


Regulatory Filings

Northern’s quarterly Form 3Q reports and annual Form 2 report filed with the Federal Energy Regulatory Commission. This link will open a new browser tab and direct users to Berkshire Hathaway Energy – Northern Natural Gas Company Regulatory Filings.

Northern Natural Gas – Seventh Revised Volume No. 1 Tariff​​

Northern Natural Gas – Sixth Revised Volume No. 1 Tariff​​ (Superseded by Seventh Revised Volume No. 1 Tariff)