Aperian Certification lasts for 1 year. You can always check the duration of your Certification and your expiry date by accessing your Credly badge. Recertification extends GSP or IBI Certification by one year.
Enterprise Users
Recertification is complimentary for users who are currently employed by an organization with an active Aperian license.
Other Users
All other users must purchase recertification. The current cost is 99$ USD. IBI and GSP Recertifications can be purchased at the below links. Users must recertify within 3 months of their expiration date.