It's only time limited by the duration of your subs.
As long as your subs are live you are always entitled to download the latest version of your Norton software. It's only after your subs expire that you don't get the latest virus definitions.
EDIT: As you say, the version updates are usually offered by the software itself, as they have been for me for many years, not by email.
1999: Freeserve 48K Dial-Up => 2005: Wanadoo 1 Meg BB => 2007: Orange 2 Meg BB => 2008: Orange 8 Meg LLU => 2010: Orange 16 Meg LLU => 2011: Orange 19 Meg WBC
Edited by XRaySpeX (Tue 20-Nov-12 21:31:30)