They only allow Historical Deaths which is in EXCEL format.
ACT doesn't have BDM's online..
You could check out the newspapers, it has some Canberra Times stuff.
http://ndpbeta.nla.gov.au/ndp/del/homeOr try sites like Monaro Pioneers
http://www.monaropioneers.com/Canberra Cemeteries have some burials online
http://www.canberracemeteries.com.au/Or Try
www.internment.net it may have some.
Kellie