HTC has released a detailed roadmap for devices receiving the update to Android 4.0. All phones slates to be upgraded are scheduled to receive Ice Cream Sandwich by August. Most devices, including the HTC Rezound, HTC EVO 3D, and HTC Desire S should see the update by July, while others including the HTC Thunderbolt and Droid Incredible 2 will get the new software by the final days of the eighth month.
The list is quite exhaustive and chances are if you have picked up an HTC device on the higher end of the hardware spectrum within the past year yours is included. Head on over to the source link below to see the full timeline.