The club will now be working with the Giants to facilitate a deal as the trade period continues.
Shaw, 27, has played 173 matches for the Magpies since his debut in round 17, 2005.
Heath Shaw update
Collingwood can confirm that Heath Shaw has advised the club that his preference is to play for Greater Western Sydney in 2014.
The club will now be working with the Giants to facilitate a deal as the trade period continues.
Shaw, 27, has played 173 matches for the Magpies since his debut in round 17, 2005.
