Pay in person at any of our convenient PaySite kiosks. PaySite kiosks allow you to make cash, check or debit/credit card payments to your TCEC account. When making a TCEC payment, it will post to your account immediately, whether it is day or night. Credit cards accepted are Discover, MasterCard and Visa. Cash payments made in excess of your bill amount will be credited to your account. PaySites do not have the ability to provide change.