Mr Murphy asked the Minister for Transport and Regional Services, upon notice, on 13 February 2002:

(1) With regard to Sydney and Bankstown airports land use, are Aircraft Noise Exposure Forecast (ANEF) contours required to be updated every five years.

(2) Has it been more than five years since the last ANEF was prepared for (a) Sydney Airport and (b) Bankstown Airport.

(3) What is the latest ANEF contour for (a) Sydney Airport and (b) Bankstown Airport.

(4) Is it Government policy not to add extra housing into certain airport noise affected zones; if so, from which ANEF contour zones is the addition of new housing prohibited and how is this enforced.

(5) Has any additional housing development inside 20 ANEF and 25 ANEF contours surrounding (a) Sydney Airport and (b) Bankstown Airport been approved as a result of the lack of valid ANEF documentation; if so, could such development have been prevented if a valid ANEF document had been in place.

(6) When will new ANEFs be prepared for (a) Sydney Airport and (b) Bankstown Airport.

Mr Anderson (Minister for Transport and Regional Services) —The answer to the honourable member's question is as follows:

(1) Airservices Australia's advice is that ANEFs are regarded as being valid for a period of five years at which time they should be replaced.

(2) (a) Yes.

(b) Yes.

(3) (a) The 2010 ANEF was prepared in 1994.

(b) The 1990 ANEF was prepared in 1984.

(4)&(5) Any development inside ANEF contours is a matter for the State and local governments.

(6) (a)&(b) A new ANEF will be prepared when a new owner commences the preparation of a new Master Plan.