Trading Halt

AGL Energy Limited

2 + 1 Trading Halt

The securities of AGL Energy Limited will be placed in a trading halt session state at the request of the company, pending the release of an announcement by the company. Unless ASX decides otherwise, the securities will remain in trading halt session state untill the commencement of normal trading on Tuesday, 29 May, 2012.

Security Code: AGK

Anthony Ingegneri,

Advisor, Listings (Sydney)

24 May, 2012,

Mr. Anthony Ingegneri,

ASX Limited, Level 4, Exchange Center, 20 Brdge Street,

NSW 2000.

Dear Mr. Ingegneri,

Re: Request for trading halt

Persuant to Listings Rule 17.1, AGL Energy Limited requests a trading halt in its securities, being ordinary shares (ASX Code: AGK) and subordinated notes (ASX code: AGKHA), from the commencement of trading day 24 May, 2012.

In accordance with Listings Rule 17.1, we advise,

  1. The trading halt is requested pending an announcement by AGL in relation to the outcome of proposed capital raising.
  2. AGL wishes the trading halt to remain in place untill the earlier of such time as it makes an announcement to the market in relation to the capital raising and the commencement of trading on Tuesday 29 May, 2012 and
  3. AGL is not aware of any reason why the trading halt should not be granted or of any other information necessary to inform the market or ASX about the trading halt.

Yours faithfully,

Paul MCWilliams,
Company Secretary

About AGL

AGL is one of Australia's leading integrated renewable energy companies and is taking action toward creating a sustainable energy future for our investors, communities and customers. Drawing on 175 years of experience, AGL operates retail and merchant energy businesses, power generation assets and an upstream gas portfolio. AGL has one of Australia's largest retail energy and dual fuel customer bases. AGL has a diverse power generation portfolio including base, peaking and intermediate generation plants, spread across traditional thermal generation as well as renewable sources including hydro, wind, landfill gas and biomass. AGL is Australia's largest private owner and operator of renewable energy assets and is looking to further expand this position by exploring a suite of low emission and renewable energy generation development opportunities.