Public Notice: NOTICE OF PROPOSED CHANGE IN SCHEDULE   To Patrons of Northern Illinois Gas Company d/b/a Nicor Gas Company   Northern Illinois Gas Company d/b/a Nicor Gas Company (“Nicor Gas” or “Company”) hereby gives notice to the public that on January 9, 2026, it filed with, and there is now pending before, the Illinois Commerce Commission (the “Commission”) proposed changes in rates, charges, and terms and conditions for natural gas service throughout its service territory, as provided for in the Public Utilities Act, 220 ILCS Act 5 (the “Act”). Said changes involve an update of the charges applicable to Nicor Gas’ natural gas sales and transportation services and of certain other charges established in Nicor Gas’ rates and modifications and additions to other tariffs and terms and conditions of service.   The proposed percent changes in rates for each principal type of rate classification are as follows. The percent changes are calculated based on the total revenues collected from customers in each rate classification, including the cost of purchased gas, excluding taxes and other charges.   Rate Classification                                     Percent Change Rate 1 – Residential Service                             7.5% Non-residential Rates Rate 4 – General Service                                       5.7% Rate 5 – Seasonal Use Service                          -12.5% Rate 6 – Large General Service                            0.0% Rate 74 – General Transportation                       3.1% Rate 75 – Seasonal Use Transportation             1.7% Rate 76 – Large General Transportation            3.6% Rate 77 – Large Volume Transportation             2.3% Rate 82 – General Renewable Gas                  Interconnection Service                       17.9%   The following table shows the estimated average monthly consumption for small, medium and large Rate 1-Residential Sales customers. The table shows present and proposed costs excluding taxes, but including estimated purchased gas costs and other charges, as well as changes in costs in dollar amounts and in percentage:   ______________________________________________________________________________________________ Estimated Ave. Monthly   Present    Proposed          Change Over Present Rates                Consumption      Rates       Rates               Amount   Percentage 10 Therms          $30.54       $33.81                   $3.27         10.7% 100 Therms        $97.03       $103.44                 $6.41           6.6% 200 Therms      $170.90      $180.81                  $9.91           5.8% _____________________________________________________________________________________   A copy of the proposed changes in the rate schedule may be inspected by any interested party at any business office of Nicor Gas.   Customers should be advised that the Commission may alter or amend the proposed rates, terms and conditions contained in these new tariff sheet revisions after hearings held pursuant to the Act and 83 Illinois Administrative Code Part 200, and may increase or decrease certain individual rates in amounts other than those proposed by the Company.   All parties interested in this matter may obtain information with respect thereto either directly from this Company or the Commission’s website at www.icc.illinois.gov or by addressing the Chief Clerk of the Commission, 527 East Capitol Avenue, Springfield, Illinois 62706.   Northern Illinois Gas Company d/b/a Nicor Gas Company Michael Guerra, Vice President