SAS software is annually renewable and non-prorated.
Current license period runs from March 1, 2007, through February 28, 2008.
There is roughly a 30-90 day "grace period" if you do not renew in that time period your software will cease to run.
To order this software, please consult with your department or campus Software Contact.
They will be able to submit the online order form.
For more information regarding SAS, please see:
Product Index
http://www.sas.com/products/index.html
Service and Support Site
http://support.sas.com/index.html
Online V8 Documentation
http://v8doc.sas.com/sashtml/
Online V9 Documentation
http://support.sas.com/documentation/installcenter/windows/91/ts1m3/basic.html