Whether it's for tax purposes or personal records, below is a quick guide on how to get to your billing history for Supra:
Login into SupraWEB
Go to the BILLING tab
Once on the BILLING tab, off to the left in the Billing Menu, click on Billing History
Here you can get 2 years’ worth of billing information.
Additional Resource: https://www.suprasystems.com/media/SupraWEB-Guide-For-Agents_tcm1105-190869.pdf.