FORM 8-A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(B) OR (G) OF THE SECURITIES EXCHANGE ACT OF 1934 Liberty All-Star Mid-Cap Fund ------------------------------------------------------------------------------- (EXACT NAME OF THE FUND AS SPECIFIED IN ITS CHARTER) Massachusetts Pending -------------------------------------------------------------------------------- (STATE OF INCORPORATION OR ORGANIZATION) (I.R.S. EMPLOYER IDENTIFICATION NO.) 100 FEDERAL STREET, BOSTON, MASSACHUSETTS 02111 ----------------------------------------------- (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) Securities to be 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 -------------------------------------------------------------------------------- Shares of Beneficial Interest, New York Stock Exchange No Par Value Per Share 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. 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: 333-123502 Securities to be registered pursuant to Section 12(g) of the Act: None -------------------------------------------------------------------------------- (Title of Class) INFORMATION REQUIRED IN REGISTRATION STATEMENT Item 1: Description of Registrant's Securities to be Registered. The description of the Registrant's securities to be registered is incorporated by reference to the description contained under the caption "Description of Shares" in the Registrant's Registration Statement on Form N-2 (Nos. 333-123502 and 811-21733), as filed electronically with the Securities and Exchange Commission on March 22, 2005 (Accession No. 0000898432-05-000262), as the same may be amended. Item 2: Exhibits. Pursuant to the Instructions as to Exhibits, no exhibits are filed herewith or incorporated by reference. -2- SIGNATURE Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the Registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, as of this 22nd day of June 2005. LIBERTY ALL-STAR MID-CAP FUND By: /S/ WILLIAM R. PARMENTIER, JR. ---------------------------------------- Name: William R. Parmentier, Jr. Title: President -3-