UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 --------------------- FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 BLACK HILLS CORPORATION Incorporated in South Dakota IRS Identification Number 46-0458824 625 Ninth Street Rapid City, South Dakota 57701 Registrant's telephone number, including area code (605) 721-1700 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which to be so registered each class is to be registered ------------------- --------------------------------- Common stock of $1.00 par value New York Stock Exchange If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c), check the following box. X If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d), check the following box. Securities Act registration statement file number to which this form relates: 333-52664 Securities to be registered pursuant to Section 12(g) of the Act: None Item 1. Description of Registrant's Securities to be Registered. Effective December 22, 2000, the outstanding shares of common stock of Black Hills Power, Inc. (formerly Black Hills Corporation) were exchanged for shares of common stock of Black Hills Corporation (formerly Black Hills Holding Corporation), and Black Hills Corporation became the holding company for Black Hills Power, Inc. We registered the Black Hills Corporation common stock issued in the exchange under the Securities Act of 1933 on Form S-4 (No. 333-52664). Our common stock was approved for listing on the New York Stock Exchange. Pursuant to Rule 12g-3(a) under the Securities Exchange Act of 1934, Black Hills Corporation, as successor issuer, is deemed to have common stock registered under Section 12(b) of the Securities Exchange Act of 1934. DESCRIPTION OF COMMON STOCK The required information is incorporated by reference to the information set forth under the caption "Description of Capital Stock" in the Registrant's Registration Statement on Form S-1 (Registration No. 333-57440), filed on March 22, 2001. Item 2. Exhibits. 2* Plan of Exchange Between Black Hills Corporation and Black Hills Holding Corporation (filed as an exhibit to the Registrant's Registration Statement on Form S-4 (No. 333-52664)). 3.1* Articles of Incorporation of the Registrant (filed as an exhibit to the Registrant's Registration Statement on Form S-4 (No. 333-52664)). 3.2* Articles of Amendment of the Registrant (filed as an exhibit to the Registrant's Form 8-K filed on December 26, 2000). 3.3* Amended and Restated Bylaws of the Registrant dated December 10, 2001 (filed as Exhibit 3.3 to the Registrant's Form 10-K as amended for 2001). 3.4* Statement of Designations, Preferences and Relative Rights and Limitations of No Par Preferred Stock, Series 2000-A of the Registrant (filed as an exhibit to the Registrant's Form 8-K filed on December 26, 2000). 4.1* Form of Stock Certificate for Common Stock, Par Value $1.00 Per Share (filed as Exhibit 4.2 to the Registrant's Form 10-K for 2000). ----------------------------------------------------------------- *Previously filed as part of the filing indicated and incorporated by reference herein. 2 SIGNATURE Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration to be signed on its behalf by the undersigned, thereto duly authorized. BLACK HILLS CORPORATION By: /s/ Mark T. Thies -------------------------------------------- Mark T. Thies Sr. Vice President and CFO Date: April 19, 2002 3 INDEX TO EXHIBITS Exhibit Number Description 2* Plan of Exchange Between Black Hills Corporation and Black Hills Holding Corporation (filed as an exhibit to the Registrant's Registration Statement on Form S-4 (No. 333-52664)). 3.1* Articles of Incorporation of the Registrant (filed as an exhibit to the Registrant's Registration Statement on Form S-4 (No. 333-52664)). 3.2* Articles of Amendment of the Registrant (filed as an exhibit to the Registrant's Form 8-K filed on December 26, 2000). 3.3* Amended and Restated Bylaws of the Registrant dated December 10, 2001 (filed as Exhibit 3.3 to the Registrant's Form 10-K as amended for 2001). 3.4* Statement of Designations, Preferences and Relative Rights and Limitations of No Par Preferred Stock, Series 2000-A of the Registrant (filed as an exhibit to the Registrant's Form 8-K filed on December 26, 2000). 4.1* Form of Stock Certificate for Common Stock, Par Value $1.00 Per Share (filed as Exhibit 4.2 to the Registrant's Form 10-K for 2000). ------------------------------------------------------------------------------- *Previously filed as part of the filing indicated and incorporated by reference herein. 4