What is the payment processing schedule for Pay.gov?
The Pay.gov site is available 24 hours a day, 7 days a week (holidays included) for users to submit payments with the exception of a maintenance window every Sunday from 2:00 AM to 6:00 AM Eastern Time. ACH payment processing follows the Federal Reserve holiday schedule; payments will not settle on the holidays listed below. Credit card payments will be processed the next business day as determined by the settlement agent.