Trimble TBC Site Construction Loyalty Program — Software Maintenance Reinstatement Restore maintenance for your existing Trimble Business Center (TBC) Site Construction licence through the Loyalty Program. This option renews access to eligible releases when maintenance has expired 365 days or more ago. Key Features Restore maintenance after a lapse of 365 days or more . Renew access to eligible TBC releases . Receive applicable software improvements and fixes . Reinstate maintenance for your Site Construction licence . Maintenance Details Software: Trimble Business Center (TBC) Edition: Site Construction Plan Type: Loyalty Program — Software Maintenance Reinstatement Eligibility: Maintenance expired 365 days or more ago