The 2002-03 home purchase assistance collection was the fourth and final collection to occur under the 1999 CSHA. The 1999 CSHA aims to facilitate access to affordable, appropriate and secure housing for people on low incomes and people with special needs. Under this CSHA a new national performance indicator framework was developed for the public rental housing, state and territory owned and managed Indigenous housing, and community housing 2002-03 data collections.