Attached as Exhibit 100 to this Current Report on Form 8-K are the following materials from AGL Resources Inc. Quarterly Report on Form 10-Q for the quarter and nine months ended September 30, 2008, filed with the Securities and Exchange Commission (SEC) on October 30, 2008, formatted in XBRL (eXtensible Business Reporting Language): (i) Condensed Consolidated Balance Sheets, (ii) Condensed Consolidated Statements of Income, (iii) Condensed Consolidated Statements of Common Shareholders' Equity, (iv) Condensed Consolidated Statements of Cash Flows, and (v) Notes to Condensed Consolidated Financial Statements tagged in Block Text format. Users of this data are advised pursuant to Rule 401 of Regulation S-T that the financial information contained in the XBRL documents is unaudited and these are not the official publicly filed financial statements of AGL Resources Inc. The purpose of submitting these XBRL formatted documents is to test the related format and technology and, as a result, investors should continue to rely on the official filed version of the furnished documents and not rely on this information in making investment decisions.

In accordance with Rule 402 of Regulation S-T, the information in this Current Report on Form 8-K, including Exhibit 100, shall not be deemed "filed" for the purposes of section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific references in such filing.

(d) Exhibits

The following exhibits are furnished herewith:

Exhibit No. Exhibit Description

       100         The following materials from AGL Resources Inc.
                   Quarterly Report on Form 10-Q for the quarter
                   and nine months ended September 30, 2008, filed
                   on October 30, 2008, formatted in XBRL
                   (Extensive Business Reporting Language):
                   (i) Condensed Consolidated Balance Sheets, (ii)
                   Condensed Consolidated Statements of Income,
                   (iii) Condensed Consolidated Statements of
                   Common Shareholders' Equity, (iv) Condensed
                   Consolidated Statements of Cash Flows, and (v)
                   Notes to Condensed Consolidated Financial
                   Statements tagged in Block Text format