UNITED STATES

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):  December 17, 2010

MARYLAND

(State of Incorporation of registrant)

410-470-2800

(Registrant’s telephone number, including area code)

NOT APPLICABLE

(Former name, former address

and former fiscal year, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o            Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o            Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o            Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o            Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

On December 17, 2010, Michael J. Wallace, Vice Chairman, Executive Vice President and Chief Operating Officer, informed Constellation Energy Group, Inc. (“Constellation”) that he will retire from Constellation effective as of April 2011.  Mr. Wallace will also retire as chairman of Constellation Energy Nuclear Group, LLC, a joint venture of Constellation and EDF Group.  Mr. Wallace will become a member of the Board of Directors of Baltimore Gas and Electric Company, a subsidiary of Constellation (“BGE”). Following his retirement, he will receive the standard compensation paid by BGE to all of its non-employee directors, which includes an annual cash retainer of $36,000 and meeting fees of $1,500 for each Board meeting attended.

In connection with the foregoing, Constellation issued a press release, which is attached hereto as Exhibit 99.1 and incorporated herein by reference.

(d)                                 Exhibits

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934 the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

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EXHIBIT INDEX

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