<DOCUMENT>
<TYPE>EX-99.A
<SEQUENCE>3
<FILENAME>ex99-a_102903.txt
<DESCRIPTION>ARTICLES OF INCORPORATION
<TEXT>
                                                                    EXHIBIT 99.A
                                                                    ------------


                   TORTOISE ENERGY INFRASTRUCTURE CORPORATION
                   ------------------------------------------

                            ARTICLES OF INCORPORATION

THIS IS TO CERTIFY THAT:

         FIRST: The undersigned, Terry C. Matlack, whose address is 10801 Mastin
Boulevard, Suite 222, Overland Park, Kansas 66210, being at least 18 years of
age, does hereby form a corporation under the general laws of the State of
Maryland.

         SECOND: The name of the corporation (which is hereinafter called the
"Corporation") is:

                   Tortoise Energy Infrastructure Corporation

         THIRD: The purposes for which the Corporation is formed are to conduct
and carry on the business of a closed-end management investment company
registered under the Investment Company Act of 1940, as amended (the "1940
Act"), and to engage in any lawful act or activity for which corporations may be
organized under the general laws of the State of Maryland as of now or hereafter
in force.

         FOURTH: The address of the principal office of the Corporation in this
State is c/o The Corporation Trust Incorporated, 300 East Lombard Street,
Baltimore, Maryland 21202.

         FIFTH: The name and address of the resident agent of the Corporation
are c/o The Corporation Trust Incorporated, 300 East Lombard Street, Baltimore,
Maryland 21202. The resident agent is a Maryland corporation.

         SIXTH: The total number of shares of stock which the Corporation has
authority to issue is 1,000 shares of Common Stock, $.001 par value per share.
The aggregate par value of all authorized shares of stock having a par value is
$1.

         SEVENTH: The Corporation shall have a board of one director unless the
number is increased or decreased in accordance with the Bylaws of the
Corporation. However, the number of directors shall never be less than the
minimum number required by the Maryland General Corporation Law. The initial
director is Terry C. Matlack.

         EIGHTH: (a) The Corporation reserves the right to make any amendment of
the charter, now or hereafter authorized by law, including any amendment which
alters the contract rights, as expressly set forth in the charter, of any shares
of outstanding stock.

                 (b) The Board of Directors of the Corporation may authorize the
issuance from time to time of shares of its stock of any class, whether now or
hereafter authorized, or securities convertible into shares of its stock of any
class, whether now or hereafter authorized, for such consideration as the Board
of Directors may deem advisable, subject to such restrictions or limitations, if
any, as may be set forth in the Bylaws of the Corporation.


<PAGE>


                (c) The Board of Directors of the Corporation may, by articles
supplementary, classify or reclassify any unissued stock from time to time by
setting or changing the preferences, conversion or other rights, voting powers,
restrictions, limitations as to dividends and other distributions,
qualifications, or terms or conditions of redemption of the stock.

         NINTH: No holder of shares of stock of any class shall have any
preemptive right to subscribe to or purchase any additional shares of any class,
or any bonds or convertible securities of any nature; provided, however, that
the Board of Directors may, in authorizing the issuance of shares of stock of
any class, confer any preemptive right that the Board of Directors may deem
advisable in connection with such issuance.

         TENTH: To the maximum extent that Maryland law in effect from time to
time permits limitation of the liability of directors and officers, no director
or officer of the Corporation shall be liable to the Corporation or its
stockholders for money damages. Neither the amendment nor repeal of this
Article, nor the adoption or amendment of any other provision of the charter or
Bylaws inconsistent with this Article, shall apply to or affect in any respect
the applicability of the preceding sentence with respect to any act or failure
to act which occurred prior to such amendment, repeal or adoption. No provision
of this Article X shall be effective to protect or purport to protect any
director or officer of the Corporation against liability to the Corporation or
its stockholders to which he or she would otherwise be subject by reason of
willfulness misfeasance, bad faith, gross negligence or reckless disregard of
the duties involved in the conduct of his or her office.

                            [SIGNATURE PAGE FOLLOWS]


<PAGE>


         IN WITNESS WHEREOF, I have signed these Articles of Incorporation and
acknowledge the same to be my act on this 29th day of October, 2003.




                                                       /s/ Terry C. Matlack
                                                       -------------------------
                                                       Terry C. Matlack
                                                       Incorporator


</TEXT>
</DOCUMENT>
