EXHIBIT 1(kk)

                              JANUS INVESTMENT FUND

                    FORM OF CERTIFICATE OF ESTABLISHMENT AND
           DESIGNATION OF JANUS RESEARCH FUND AND JANUS EXPLORER FUND

         The undersigned, being the Secretary of Janus Investment Fund, a
Massachusetts business trust with transferable shares (the "Trust"), being duly
authorized by unanimous vote of the duly elected and qualified Trustees of the
Trust acting pursuant to Sections 3.6 and 4.1 of the Trust's Amended and
Restated Agreement and Declaration of Trust dated March 18, 2003, as further
amended from time to time (the "Declaration") in which the Board of Trustees
approved the establishment and designation of two additional series of the
Trust, does hereby establish and designate (1) Janus Research Fund and (2) Janus
Explorer Fund (in addition to the Funds now existing) into which the assets of
the Trust shall be divided, having the relative rights and preferences as
follows:

         1. The beneficial interest in each of Janus Research Fund and Janus
Explorer Fund shall be represented by separate series of shares of beneficial
interest, each with par value one cent ($.01) per share (the "Shares"), which
series' shall bear the names of (a) Janus Research Fund and (b) Janus Explorer
Fund to which each relates and shall represent the beneficial interest only in
such Janus Research Fund and Janus Explorer Fund, respectively. An unlimited
number of Shares of each series may be issued.

         2. Janus Research Fund and Janus Explorer Fund shall each be authorized
to invest in cash, securities, instruments and other property as from time to
time described in the Trust's then effective registration statement under the
Securities Act of 1933, as amended, and the Investment Company Act of 1940, as
amended.

         3. The Shares of Janus Research Fund and Janus Explorer Fund shall have
the additional relative rights and preferences, shall be subject to the
liabilities, shall have the other characteristics, and shall be subject to other
powers of the Trustees, all as set forth in paragraphs (a) through (m) of
Section 4.2 of the Declaration. Without limitation of the foregoing sentence,
each Share of each series shall be redeemable, shall be entitled to one vote, or
a ratable fraction of one vote in respect of a fractional share, as to matters
on which Shares of such series' shall be entitled to vote, and shall represent a
share of the beneficial interest in the assets of Janus Research Fund and Janus
Explorer Fund, respectively, all as provided in the Declaration.

         4. Subject to the provisions and limitations of Section 7.3 of the
Declaration and applicable law, this Certificate of Establishment and
Designation may be amended by an instrument in writing signed by a Majority of
the Trustees (or by an officer of the Trust pursuant to the vote of a Majority
of the Trustees), provided that, if any amendment materially adversely affects
the rights of the Shareholders of Janus Research Fund or Janus Explorer Fund,
respectively, such amendment may be adopted by an instrument in writing signed
by a Majority of the Trustees (or by an officer of the Trust pursuant to the
vote of a Majority of the Trustees)




when authorized to do so by the vote in accordance with subsection (e) of
Section 4.2 of the Declaration of the holders of a majority of all the Shares of
Janus Research Fund or Janus Explorer Fund, respectively, outstanding and
entitled to vote.

         5. All capitalized terms which are not defined herein shall have the
same meanings as are assigned to those terms in the Declaration filed with the
Secretary of State of The Commonwealth of Massachusetts.

         IN WITNESS WHEREOF, I have hereunto set my hand as of the day and year
set forth opposite my signature below.


Dated:   December 2, 2004
                                      Kelley Abbott Howes, Secretary






                                 ACKNOWLEDGMENT

STATE OF COLORADO                   )
                                    ) ss.
CITY AND COUNTY OF DENVER           )

         BEFORE ME, the undersigned authority, on this day personally appeared
Kelley Abbott Howes, Secretary of Janus Investment Fund, a Massachusetts
business trust, who, after being first duly sworn, stated that she executed the
foregoing document for the consideration therein expressed and in the capacity
therein stated.

         SUBSCRIBED AND SWORN TO this 2nd day of December, 2004.


My Commission Expires:

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                                            Notary Public