According to AndroidCentral, the Galaxy Tab 8.9/10.1 will be updated to ICS in "Early September". I really like ICS on my RAZR MAXX, so I'm definitely looking forward to the same on our 8.9.
Here are the other devices scheduled for update:
- HTC Raider - Ice Cream Sandwich (4.0) - Now available
 - HTC EVO 3D - Ice Cream Sandwich (4.0) - Now available
 - Samsung Galaxy Tab 10.1 - Ice Cream Sandwich (4.0) - Early September
 - Samsung Galaxy Tab 8.9 - Ice Cream Sandwich (4.0) - Early September
 - Samsung Galaxy Note - Ice Cream Sandwich (4.0) - Now available
 - Sony Xperia Arc S (LT18a) - Ice Cream Sandwich (4.0) - Early September
 - Sony Xperia Arc (LT15a) - Ice Cream Sandwich (4.0) - Early September
 - Sony Xperia Mini Pro (SK17a) - Ice Cream Sandwich (4.0) - Early September
 - Motorola Razr (XT910) - Ice Cream Sandwich (4.0) - Late August
 

