Yes you can
http://www.pprune.org/7552720-post15.html
An aircraft operated by Qantas under I.F.R. may use an RNP-capable RNAV system in accordance with these instructions as a non-precision approach I.F.R. radio navigation aid for a published non-precision approach procedure, including a related missed approach procedure.
Last edited by Trent 972; 2nd Dec 2012 at 23:32.