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 -- December 22, 1999 Commission Registrant, State of Incorporation I.R.S. Employer File Number Address and Telephone Number Identification No. - ----------- ---------------------------- ------------------- 0-30338 RGS Energy Group, Inc. 16-1558410 (Incorporated in New York) 89 East Avenue Rochester, NY 14649 Telephone (716)771-4444 1-672 Rochester Gas and Electric Corporation 16-0612110 (Incorporated in New York) 89 East Avenue Rochester, NY 14649 Telephone (716)546-2700 ITEM 5. OTHER EVENTS On December 22, 1999, Rochester Gas and Electric Corporation issued a press release relating to exercising its right-of-first-refusal to acquire a controlling interest in the Nine Mile Point 2 Nuclear Plant and to buy the Nine Mile Point 1 Nuclear Plant. See attached Exhibit No. 99. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS Exhibits: See Exhibit Index below. SIGNATURES ---------- Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrants have duly caused this report to be signed on their behalf by the undersigned hereunto duly authorized. RGS ENERGY GROUP, INC. ---------------------- (Registrant) Date: December 22, 1999 By: /s/ J. B. Stokes ------------------------------- J. Burt Stokes Senior Vice President, and Chief Financial Officer Date: December 22, 1999 By: /s/ William J. Reddy -------------------------------- William J. Reddy Controller ROCHESTER GAS AND ELECTRIC CORPORATION -------------------------------------- (Registrant) Date: December 22, 1999 By: /s/ J. B. Stokes ------------------------------- J. Burt Stokes Senior Vice President, Corporate Services and Chief Financial Officer Date: December 22, 1999 By: /s/ William J. Reddy -------------------------------- William J. Reddy Vice President and Controller 2 Exhibit Index No. - --- 99 Press Release of Rochester Gas and Electric Corporation issued on December 22, 1999, relating to exercising its right-of-first-refusal to acquire a controlling interest in the Nine Mile Point 2 Nuclear Plant and to buy the Nine Mile Point 1 Nuclear Plant. 3