A review of ACC's management of its sensitive claims unit says progress has been made in implementing recommendations from the 2010 review, but more needs to be done.
The report by Dr Barbara Disley says good progress has been made in the smooth management of claims for children and adolescents
A specialist team with reduced caseloads has been set up to manage these claims.
But it says there is a strong view that the needs of adults who experience sexual assault and particularly those who experience sexual assault as children are still not well understood and responses to those needs are not always timely or appropriate.
The report says written communication is now more â client friendly" and ACC has made changes to 'decline' letters to help clients better understand the rationale for the decisions.