Perpetual Trustees Australia Ltd ceased to be a substantial shareholder in Tap Oil Limited on 11 March 2002.

Falcon Oil Pte Ltd became a substantial shareholder in Cityview Corporation Limited on 28 February 2002 with a relevant interest in the issued share capital of 13,650,000 ordinary shares (19.5%).

ING Australia Ltd increased its relevant interest in Australian Worldwide Exploration Limited on 19 February 2002, from 12,972,468 ordinary shares (6.73%) to 16,673,968 ordinary shares (7.74%).

TRT Holdings, Inc changed its relevant interest in Bligh Oil & Minerals NL on 06 March 2002, from 100,000,000 ordinary shares (33.9%) to 119,643,400 ordinary shares (33.1%). Novus Australia Energy Company Pty Ltd ceased to be a substantial shareholder in Nido Petroleum Limited on 12 March 2002.

Oasis Energy Investments Pty Ltd changed its relevant interest in Bligh Oil & Minerals NL on 06 March 2002, from 100,000,000 ordinary shares (33.9%) to 119,643,400 ordinary shares (33.1%).

Tap Oil Ltd became a substantial shareholder in Arc Energy NL on 13 March 2002 with a relevant interest in the issued share capital of 585,000 ordinary shares (0.427%).

ING Australia Holdings Ltd became a substantial shareholder in Tap Oil Limited on 05 March 2002 with a relevant interest in the issued share capital of 8,505,594 ordinary shares (5.50%).

Director of Sydney Gas Company, Mr Bruce McKay, has acquired 25,000 fully paid ordinary shares on market on 06 March 2002.