0000950123-07-011702 SC 13D/A 1 20070817 20070817 Macquarie Infrastructure CO Trust 0001289788 5172 206196808 DE 1231 SC 13D/A 34 005-80247 071065894 125 WEST 55TH STREET, 22ND FLOOR NEW YORK NY 10019 212-231-1000 125 WEST 55TH STREET, 22ND FLOOR NEW YORK NY 10019 Macquarie Infrastructure Assets Trust 20040510 MACQUARIE BANK LTD 0001257135 000000000 SC 13D/A LEVEL 9 15 LONDON CIRCUIT CANBERRA ACT 2600 C3 00000 SC 13D/A 1 y38601a7sc13dza.htm AMENDMENT #7 TO SCHEDULE 13D