Macquarie Infrastructure 10-K 2004 FY Annual report

Exhibit 32

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     In connection with the Annual Report of Macquarie Infrastructure Company Trust and Macquarie Infrastructure Company LLC (the “registrant”) on Form 10-K for the year ending December 31, 2004 as filed with the Securities and Exchange Commission on the date hereof (the “report”), we, Peter Stokes and David Mitchell, Chief Executive Officer and Chief Financial Officer, respectively, of the registrant, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that to our knowledge:

(1)	The report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
(2)	The information contained in the report fairly presents, in all material respects, the financial condition and results of operations of the registrant.

March 24, 2005

/s/ Peter Stokes                         
Peter Stokes
Chief Executive Officer

/s/ David Mitchell                         
David Mitchell
Chief Financial Officer

A signed original of this written statement required by Section 906, or other document authenticating, acknowledging, or otherwise adopting the signature that appears in typed form within the electronic version of this written statement required by Section 906, has been provided to Macquarie Infrastructure Company LLC and will be retained by Macquarie Infrastructure Company LLC and furnished to the Securities and Exchange Commission or its staff upon request.