SECURITIES AND EXCHANGE COMMISSION
                                WASHINGTON, D.C.

                                    FORM 8-A


               FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES
                    PURSUANT TO SECTION 12(b) OR (g) OF THE
                        SECURITIES EXCHANGE ACT OF 1934


                     FIRST TRUST EXCHANGE-TRADED FUND VIII
           ---------------------------------------------------------

             (Exact name of registrant as specified in its charter)

              MASSACHUSETTS                           See Exhibit 1
----------------------------------------  ------------------------------------
(State of Incorporation or Organization)  (I.R.S. Employer Identification No.)


 120 East Liberty Drive, Suite 400, Wheaton, Illinois            60187
------------------------------------------------------     -----------------
       (Address of Principal Executive Offices)                (Zip Code)

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

 Common Shares of Beneficial Interest,          The NASDAQ Stock Market LLC
       $.01 par value per share,
                   of
 First Trust CEF Income Opportunity ETF

 Common Shares of Beneficial Interest,          The NASDAQ Stock Market LLC
       $.01 par value per share,
                  of
   First Trust Municipal CEF Income
            Opportunity ETF


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:
333-210186.





Securities to be registered pursuant to Section 12(g) of the Act:

                                      None
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                      TITLE OF EACH CLASS TO BE REGISTERED

                 INFORMATION REQUIRED IN REGISTRATION STATEMENT

ITEM 1. DESCRIPTION OF REGISTRANT'S SECURITIES TO BE REGISTERED

      The securities to be registered hereunder are common shares of beneficial
interest, $0.01 par value per share (the "Shares"), of First Trust CEF Income
Opportunity ETF and First Trust Municipal CEF Income Opportunity ETF, (the
"Funds"), each a series of First Trust Exchange-Traded Fund VIII (the
"Registrant"). An application for listing of the Shares of each Fund has been
filed with and approved by The Nasdaq Stock Market LLC. A description of the
Shares is contained in the Prospectus, which is a part of the Registration
Statement on Form N-1A (Registration Nos. 333-210186 and 811-23147), filed with
the Securities and Exchange Commission on September 16, 2016. Such description
is incorporated by reference herein.

ITEM 2. EXHIBITS

      Pursuant to the "Instruction as to Exhibits" of Form 8-A, no exhibits are
filed herewith or incorporated by reference.





                                   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, thereto duly authorized.

                                      FIRST TRUST EXCHANGE-TRADED FUND VIII



                                      By: /s/ W. Scott Jardine
                                          -------------------------------------
                                          W. Scott Jardine, Secretary

September 23, 2016





                                   Exhibit 1

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                                                              I.R.S. EMPLOYER
                           FUND                              IDENTIFICATION NO.
----------------------------------------------------------  --------------------
First Trust CEF Income Opportunity ETF                           61-1787125
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First Trust Municipal CEF Income Opportunity ETF                 37-1808501
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