So far, three carriers in Canada have confirmed that the personal hotspot feature in iOS 4.3 will be free if you already subscribe to the 1GB plan. In the U.S. AT&T requires you have the $45 plan and Verizon requires an additional 2GB plan be purchased.

After the iPad 2 reveal this morning during Apple’s media event, Rogers confirmed that Personal Hotspot in iOS 4.3 will be available to Rogers/Fido customers who have a 1GB or higher data plan for free.

Confirmed: iOS 4.3 Personal Hotspot To Be Free On Rogers/Fido With 1GB & Higher Data Plan [iPhoneinCanada.ca]

Telus Confirms iOS 4.3 Personal Hotspot [iPhoneinCanada.ca]